A damper device has a dynamic damper that includes a mass body and vibration absorption springs that couple the mass body and an intermediate member to each other. The vibration absorption springs are arranged side by side with outer springs in the circumferential direction. The mass body has spring abutment portions that abut against end portions of the vibration absorption springs. The intermediate member has first outer spring abutment portions that abut against end portions of the outer springs and second outer spring abutment portions that abut against end portions of the vibration absorption springs on the radially inner side with respect to the spring abutment portions. The first outer spring abutment portions extend toward the radially outer side with respect to the second outer spring abutment portions.

A drive force transfer device that includes a friction clutch with improved response at the time when the friction clutch is pressed by a hydraulic pressure is provided. A drive force transfer device has: a clutch drum; an inner shaft; a friction clutch that has a plurality of outer clutch plates that are rotatable together with the clutch drum and a plurality of inner clutch plates that are rotatable together with the inner shaft; a piston that receives a hydraulic pressure supplied to a cylinder to press the friction clutch; and a hydraulic circuit that supplies the cylinder with working oil. The hydraulic circuit has a first pump portion that supplies the cylinder with the working oil, and a second pump portion that supplies the cylinder with the working oil at a pressure that is higher than that of the working oil supplied by the first pump portion.

A dual clutch device includes a first piston applying a first clutch by a hydraulic pressure supplied into a first hydraulic pressure chamber and releasing the first clutch by a first spring, a second piston applying a second clutch by a hydraulic pressure supplied into a second hydraulic pressure chamber and releasing the second clutch by a second spring, a first supply line supplying a hydraulic pressure into the first hydraulic pressure chamber and a second hydraulic pressure canceling chamber, a second supply line supplying a hydraulic pressure into the second hydraulic pressure chamber and a first hydraulic pressure canceling chamber, a first valve allowing or cutting the supply of hydraulic pressure into the first hydraulic pressure chamber and the second hydraulic pressure canceling chamber, and a second valve allowing or cutting the supply of hydraulic pressure into the second hydraulic pressure chamber and the first hydraulic pressure canceling chamber.

An integrated torque limiter/no-back device for use in an actuator with an input shaft, an output, and a gear reduction. The device includes an input ramp, an output ramp coupled to the gear reduction, a combined ramp disposed between the input ramp and the output ramp, a first plurality of balls arranged between the input ramp and the combined ramp, a second plurality of balls arranged between the combined ramp and the output ramp, a pin, and a brake. The pin extends from the input ramp to the combined ramp and coupled to the input shaft. The combined ramp, the output ramp, and the second plurality of balls therebetween are configured to operate as a torque limiter by causing the combined ramp and the output ramp to separate and the output ramp to engage the brake when the torque from the input shaft exceeds a torque threshold.

The invention relates to a self-contained and wireless monitoring device (10) for use in a washing machine (1) to indicate shortage of detergent in said washing machine. The monitoring device comprises a sensor (13) arranged to monitor detergent concentration in washing liquid (5) of said washing machine and to provide an alarm signal (A) when said monitored detergent concentration is below a target value. The monitoring device is capable of floating in said washing liquid and comprises signalling means (11) for indicating said shortage of detergent in response to said alarm signal. The invention further relates to a package containing such a monitoring device and a method for indicating shortage of detergent.

The present invention relates to a cosmetic composition for dyeing keratin fibers, in particular human keratin fibers such as the hair, comprising: a) one or more fatty substances; b) one or more surfactants; c) one or more oxidation bases; d) one or more couplers based on 2-hydroxynaphthalene derivatives or particular phenol derivatives, acylaminophenol derivatives or quinoline derivatives; f) one or more basifying agents; e) optionally one or more chemical oxidizing agents; and the fatty substance content representing in total at least 25% by weight relative to the total weight of the formulation. The present invention also relates to a process using this composition, and to a multi-compartment device that is suitable for performing the said process.

A semiconductor device comprises a two-dimensional (2D) material layer, the 2D material layer comprising a channel region in between a source region and a drain region; a first gate stack and a second gate stack in contact with the 2D material layer, the first and second gate stack being spaced apart over a distance; the first gate stack located on the channel region of the 2D material layer and in between the source region and the second gate stack, the first gate stack arranged to control the injection of carriers from the source region to the channel region and the second gate stack located on the channel region of the 2D material layer; the second gate stack arranged to control the conduction of the channel region.

A control switch is connected to a power supply voltage and turns on based on a control signal to output a current. A clamp circuit is connected to a load and performs clamp control of the output voltage of the control switch. A current control element conducts or shuts off a current based on the output voltage to be clamp-controlled. A selector switch group includes switches, and performs switching based on a voltage varying with the current control by the current control element, thereby switching between paths for generating an internal power supply. The switch circuit connects or disconnects the coupling between the clamp circuit and the selector switch group.

An active filter device and a circuit arrangement comprising an active filter device are disclosed. In an embodiment the active filter device includes sensor terminals for applying a sensor signal depending on a sensed noise signal, an output terminal for providing a correction signal that is suitable for reducing the noise signal, a signal source adapted for generating a correction signal and a high-pass filter coupled between the sensor terminals and the signal source, wherein the correction signal is generated with a dependence on a high-pass filtered sensor signal.

A semiconductor device includes a first transistor and a clamping circuit. The first transistor is arranged to generate an output signal according to a control signal. The clamping circuit is arranged to generate the control signal according to an input signal, and to clamp the control signal to a predetermined signal level when the input signal exceeds the predetermined signal level.

A high-voltage electronic switch includes first and second transistors defining a current flow path between an input and output of the switch. The transistors have a common point of the current flow path and a common control terminal. A control circuit includes a voltage line receiving a limit operating voltage and first and second branches coupled between the voltage line and the common point and common control terminal, respectively. Further transistors are activated, upon turning-off of the first and second transistors, for coupling the branches to the voltage line. The branches include a parallel connected resistor, diode, and string of diodes with opposite polarities. The diode of the first branch plus string of diodes of the second branch and diode of the second branch plus string of diodes of the first branch provide coupling paths between the voltage line and, respectively, the common point and common control terminal.

The present disclosure is directed to multichannel transducer devices and methods of operation thereof. One example device includes at least two acquisition modules that have different sensitives and a signal processing stage that generates a blended signal representative of a lower gain signal mapped onto a higher gain signal. One example method of operation includes receiving a first signal from a first sensor having a first sensitivity, receiving a second signal from a second sensor having a second sensitivity that is different from the first sensitivity, generating a blended signal by mapping the second signal to the first signal, outputting the first signal while the first signal is below a first threshold and above a second threshold, and outputting the blended signal when the first signal is above the first threshold and when the first signal is below the second threshold.

The present invention is directed to an electronic switch device, the device including a housing assembly including a front cover assembly having a user accessible surface, a back body assembly, terminals configured to be coupled to an AC power source and the load; an antenna assembly including an antenna substrate disposed inside the housing assembly adjacent a portion of the front cover assembly, an antenna being disposed on the antenna substrate having a conductive grid structure; and a circuit assembly disposed inside the housing assembly coupled to the terminals, the circuit assembly comprising a printed circuit board, the printed circuit board including a ground plane, the circuit assembly being electrically connected to the antenna assembly via a conductor, the printed circuit board being separated from the antenna assembly by a predetermined distance, the circuit assembly including a relay switch having at least one solenoid winding connected to the circuit assembly and a set of contacts.

A power conversion system may include a plurality of power devices and a sensor operably coupled to at least one of the plurality of power devices and configured to detect a voltage, current, or electromagnetic signature signal associated with the plurality of power devices. The power converter may also include circuitry operably coupled to the plurality of power devices and the sensor. The circuitry may send a respective gate signal to each respective power device of the plurality of power devices, such that each respective gate signal is delayed by a respective compensation delay that is determined for the respective power device based on a respective time delay of the respective power device and a maximum time delay of the plurality of power devices.

A circuit suitable for data backup of a logic circuit is provided. The circuit includes first to fourth nodes, a capacitor, first to third transistors, and first and second circuits. Data can be loaded and stored between the circuit and the logic circuit. The first node is electrically connected to a data output terminal of the logic circuit. The second node is electrically connected to a data input terminal of the logic circuit. The capacitor is electrically connected to the third node. The first transistor controls electrical continuity between the first node and the third node. The second transistor controls electrical continuity between the second node and the third node. The third transistor controls electrical continuity between the second node and the fourth node. The first and second circuits have functions of raising gate voltage of the first transistor and raising gate voltage of the second transistor, respectively.

Devices are provided in which a metastable state can be detected in a memory device by means of a metastability detector. Corresponding information can be conveyed to a further device which, in dependence thereon, can process data from the memory device.

To provide a clock selection circuit capable of reducing clock omission generated when switching from a state of being synchronized with a first clock to a second clock. The clock selection circuit is equipped with a clock detection circuit which detects a first clock to output a detected signal, a switch which outputs the first clock when the detected signal is at a first level and outputs a second clock when the detected signal is at a second level different from the first level, and a one-shot circuit which outputs a one-shot pulse in response to switching of the detected signal from the first level to the second level. The output of the switch and the output of the one-shot circuit are added to be outputted as an output clock.

A double frequency-shift keying modulating device includes a modulation module. The modulation module receives an oscillating signal and a digital signal, and generates a modulation output signal that has a first frequency. The first frequency is associated with a frequency of the oscillating signal and varies periodically at a second frequency. The second frequency is associated with the digital signal and the frequency of the oscillating signal.

A device (442) for producing a dynamic reference signal (UREF) for a control circuit for a power semiconductor switch comprises a reference signal generator (442) for providing a dynamic reference signal (UREF), which has a stationary signal level after elapse of a predefined time following a switching process of the power semiconductor switch, a passive charging circuit (450) which is configured to increase a signal level of the dynamic reference signal in reaction to a switching of a control signal of the power semiconductor switch from an OFF state to ON state for at least one part of the predefined time above the stationary signal level, in order to produce the dynamic reference signal and an output (A) for tapping the dynamic reference signal (UREF).

A solid oxide fuel cell having an electric power generating element unit that is configured by sandwiching a solid electrolyte layer between a fuel electrode layer and an oxygen electrode layer with a pore that is present in the solid electrolyte layer and is covered with a sealing material. In addition, a pore that is present in an interconnector, which is electrically connected to the fuel electrode layer or the oxygen electrode layer, is covered with the sealing material. Consequently, the solid oxide fuel cell is capable of easily preventing gas leakage.

A fuel cell unit having at least one fuel cell, a cooling circuit and a deionization device (10). The deionization device includes a housing (16) and a deionizing agent (11) located therein A vehicle is also provided having such a fuel cell unit. It is provided that the deionization device (10) can be or is connected in a fluid-conveying manner to the cooling circuit (5) with a single connection unit (15) via a flow inlet (13) and a flow outlet (14).

A hydrogen purging device for a fuel cell system includes a humidifier that humidifies dry air supplied from an air blower, using moist air discharged from a cathode of a stack and supplies the humidified air to the cathode. A water trap and a hydrogen recirculation blower are sequentially connected to an outlet of an anode, wherein a hydrogen outlet of the water trap and an inlet of the humidifier are connected by a cathode-hydrogen purging line for purging hydrogen to the cathode so that the hydrogen discharged from the anode of the fuel stack is purged to the cathode during idling or during normal driving.

A battery, a thermal management device of the battery, and an unmanned aerial vehicle having the battery are provided. The thermal management device comprises a heat conducting housing having a receiving cavity and configured to divide the receiving cavity into a plurality of cell compartments for receiving cells, and a heat conducting shelf mounted within the receiving cavity and configured to be in contact with at least one of the cells to conduct heat generated by the at least one of the cells. The heat conducting shelf is thermally connected with an inner wall of the receiving cavity and configured to conduct heat in the heat conducting shelf to the heat conducting housing.

The invention relates to a housing (10) for accommodating a plurality of battery cells (20), in particular lithium-ion battery cells, wherein the housing (10), in particular a plastic housing, comprises a cooling device with an inlet point (30) and an outlet point (40) for an air stream (22) for cooling the battery cells (20). In addition, the housing (10) is designed as a single piece together with the cooling device integrated in the housing (10), and the cooling device additionally has spacers (34; 34a, 34b) for arranging all accommodated battery cells (20) with an intermediate space (23) for guiding air between the battery cells (20), by which means an air channel (25) is provided for the air stream (22) between the battery cells (20). The invention further relates to a battery pack (50) and to a motor vehicle comprising such a battery pack (50).

A method and a device for drawing off a clothing strip from a card-flat bar are presented. A clothing strip held on the card-flat bar by fastening means in the form of clips or clamps is released form the card-flat bar with the aid of a device resulting in at least partial opening of the fastening means. The device has a bearing face and a retainer for bearing on the card-flat bar or on the clip and has a spike for the at least partial opening of the clip.

In a device on a spinning room preparation machine, for example a fiber flock feeder, carding machine, cleaner or the like, for supplying and/or discharging fiber material, a tray-like guide element having a guide surface co-operates with at least one conveyor roll located opposite, the fiber material being guided towards and along the guide surface. In order to provide a simple way of supplying and/or discharging fiber material without undesirable adhesion of fibers, the guide element located opposite the at least one conveyor roll is arranged to be set in vibration by at least one actuator.

A device attaches a flexible clothing in the form of a clothing strip to a card flat bar of a revolving card flat. The card flat bar has a card flat foot with a clothing take-up surface and a web lying above the card flat foot. At least two clips are provided on the clothing strip. The device includes means to accommodate and hold the card flat bar and the clothing strip. The device furthermore includes press rams, which are guided in a moveable manner transversely to the longitudinal direction of the card flat bar and from both sides parallel to the clothing take-up surface of the card flat bar. By means of the movement of the press rams, an integral formation of the clips on the card flat foot is caused. The press rams have a drive with compression hoses.

A method and a device for the dry forming of a fiber web, in which a multiplicity of fibers or fiber mixtures are fed to a forming head by means of an air flow is described. The forming head produces a fiber stream which is introduced into a clearance of a forming zone between the forming head and a laydown belt. To obtain as uniform a construction of the fiber layer as possible during the laying down of the fibers, the fibers of the fiber stream run through the clearance within the forming zone with free sections of different lengths. To this end, the forming head and the laydown belt are held in a non-parallel arrangement, with the result that the clearance is formed by different spacings between the laydown belt and the forming outlet of the forming head.

In the mounting device (1) in accordance with the invention, the mounting arm (4) is held on a guide arrangement (11), the guide direction of said guide arrangement being oriented parallel to the rotational axis of the drum (3) to be fitted. A force measuring arrangement 21 is provided to detect the tensile force in the profile wire 9, said force measuring arrangement detecting the total force acting on the mounting arm (4), at least in longitudinal direction of the wire. In doing so, essentially all the forces acting on the profile wire (9) are detected, namely, the braking forces of a brake arrangement (25) as well as the braking forces of other arrangements such as, for example of alignment arrangements 28, tilting arrangements 32 or the like.

A rotary drum for a fiber-stacking device includes a drum body, pattern plates each having a single fiber-stacking depression, and holding mechanisms each detachably holding a corresponding pattern plate on the outer circumferential surface of the drum body. Each holding mechanism has a fixed hook and a moveable hook. The fixed hook is immovably attached to one side of the drum body and forms a first groove with the drum body. The movable hook is attached to the other side of the drum body to be moveable between a holding position and a release position, forms a second groove with the drum body at the holding position, and opens the second groove at the release position. When the movable hook is at the holding position, the two side parts of the pattern plate are accommodated inside the first and second grooves.

Device for mechanically splitting finite textile fiber bundles, comprising n individual fibers (n≧2) in fiber bundles having less than n individual fibers and/or individual fibers, characterized in that in a milling chamber that is closed off from the outside and that has one or more dead spaces of at least 10% of the milling chamber volume and in which one or more rotating striking elements operate in a non-cutting manner and so as to reduce load peaks and at a rotational speed that can be adapted to the material but that is at least 200 r.p.m., the material is adjustably input in different amounts in batches, treated for an adjustable duration, and then discharged again from the milling chamber.

The device for producing a uniform or profiled fleece or a fiber flock mat includes a material dispensing device which produces a fleece and a transport device for the further transport of the fleece. The device also includes a measuring device to determine a transverse profile and a longitudinal profile of the fleece by measuring the mass per unit area of the fleece across its width, and a profile-changing device for supplying individualized fibers or fiber flocks to the fleece. A control unit controls the profile-changing device on the basis of the results of the measuring device in such a way that the profile-changing device supplies the individualized fibers or fiber flocks section by section in a targeted manner. Thus, depending on the purpose of the application, a uniform fleece or a fleece with a nonuniform transverse profile or longitudinal profile can be produced.

Vehicle vibration device for a vehicle seat or a vehicle cabin, comprising a lower part and an upper part which is resiliently mounted relative to the lower part by a damper means, wherein the upper part is mounted in a suspended manner on the lower part by means of at least one pivot bearing, wherein the at least one first pivot bearing comprises at least one first lever, the first end of which is attached to the lower part by a first pivot axis and the second end of which is attached to the upper part by a second pivot axis, wherein the second end is located below the first end when viewed in a vertical direction, wherein at least the position of the first end of the lever can be changed by an adjustment means.

A connection device for setting up an arrangement of a plurality of loudspeaker boxes that are suspended beneath one another comprises a first assembly rail which is provided for assembly on a first loudspeaker box and to which a latching part is attached, and a second assembly rail which is provided for assembly on a second loudspeaker box and to which a retaining element that interacts with the latching part is attached. Herein, a free path length of a longitudinal displaceability of the latching part in relation to the first assembly rail is preselectable. Furthermore, the position of the retaining element in relation to the second assembly rail is preselectable.

Described herein is an arm stabilization member for dampening inadvertent movement of the arm of a user during a surgical procedure, comprising an arm support and a movement mechanism coupled to the arm support. The arm support comprises an outer frame sized to support at least a portion of the user's arm and an inner pad lining an inner surface of the outer frame and configured to conform to the user's arm. The movement mechanism comprises a counterbalance system movably connected by joints and configured to compensate for the gravitational forces exerted by the arm of the user.

The subject matter discloses an apparatus for securing a mobile device to a steering wheel, comprising: a main flap connected to a rear surface of the mobile device, said main flap is made of a rigid material; a holder attached to the main flap, said holder secures the mobile device to the main flap; an elliptic unit extending from the main flap and surrounding the steering wheel. The apparatus may be part of a kit that also comprises a second holder attached to the rear surface of the mobile device, said second holder is in contact with the first holder.

A clip device that can be fixed to and detached from a pipe as desired. A clip main body is provided with insertion holes into which pipes can be inserted, and elastic holding pieces that face the insertion holes. A bracket is separate from the clip main body and can be attached to and detached from the clip main body. The bracket is provided with an attachment portion that can be attached to a body (vehicle), and pressing portions that press the elastic holding pieces against the outer circumferences of the pipes in the state where the bracket has been assembled together with the clip main body.

A base mounting assembly and a display device are provided. The base mounting assembly includes a main support on a side of a first device, a base including a pedestal part below the first device and a support post connected with the pedestal part and opposite to the main support, the support post including a first end away from the pedestal part and a second end connecting with the pedestal part, and a cushion block movably provided between the support post and the main support. A distance between the support post and the main support is gradually reduced from the first end to the second end so that when the cushion block is moved between the first end and the second end, a position of the support post relative to the main support is changed, causing a change of a position of the pedestal part relative to the first device.

A mount assembly for a mountable device such as a laser unit, such as a hybrid point and line laser that projects a vertical plumb dot(s) up and down, combined with horizontal and plumb projected lines. The mount assembly comprising: a base, a X-axis linear actuator, an upright support, a Y-axis linear actuator, an extension arm, a Z-axis linear actuator, a support plate assembly, and a mount for mounting on the mountable device.

Device for attaching a cable to a structure using an implement that includes a first body segment having a first end, a second end, and an inner wall, and defines a recess extending from the first end to the second end. The implement is receivable within the recess from the first end and permitted to extend beyond the second end to attach the device to the structure. A second body segment is coupled to the first body segment by a joining member, the second body segment having a first end, a second end, an inner wall, and defining a second body channel adapted to receive the cable. The inner wall of the first body segment, the inner wall of the second body segment, and the joining member define a first channel adapted to receive the cable.

A card tray for use in electronic devices is disclosed that can improve tray durability, eliminate the occurrence of resin flash during insert molding, and simplify the tray mold structure. The card tray for electronic devices according to a preferred embodiment may be a card tray for electronic device use for insertion into and withdrawal from a card socket of an electronic device with a card loaded thereon, comprising a tray body made of a nonmetallic material whereon is formed a card mounting hole or mounting recess for mounting the card, and a metal frame part that is coupled to the tray body so that the cross section protrudes from the front of the tray body.

A bracket is configured to be mounted to a post of a rack. The bracket includes a side plate, an end plate, a first mounting member and a foolproof device. The end plate is substantially perpendicularly connected to the side plate. The first mounting member is mounted to the end plate. The foolproof device is arranged at a side of the end plate. When the bracket is placed at a first mounting angle relative to the post, the fool proof device does not interfere with the bracket, in order to allow the bracket to be mounted to the post. When the bracket is placed at a second mounting angle relative to the post, the foolproof device interferes with the bracket, in order to prevent the bracket from being mounted to the post.

A device for assembling a heat dissipation fan in a computer includes a cage, a handle, and a movable portion. The handle is rotateably fixed on the cage, the handle has a pushing pole and holes are defined at each distal end. The movable portion is movably and elastically connected to the cage. The movable portion includes a plate with a first limit pillar and a second limit pillar spaced from the first limit pillar; and an elastic element abutting the first limit pillar.

A stud mounting bracket for a junction box includes a mounting extension extending outward from a longitudinal end margin of a main body. The mounting extension includes a mounting body connected to the longitudinal end margin of the main body and an extension tab connected to the mounting body. The extension tab is pivotable relative to the mounting body about an axis from a compact configuration to an extended configuration to increase the length of the mounting extension. A box mounting bracket for mounting a junction box on a stud mounting bracket includes first and second jaws. The first and second jaws engage the stud mounting bracket for use in attaching the box mounting bracket to the stud mounting bracket. The first and second jaws are resiliently deflectable both relative to the base and independent of one another when attaching the box mounting bracket to the stud mounting bracket.

The present invention provides a patient positioning device, which enables the latest advances in Stereotactic Radiation Therapy. The geometry, which incorporates at least one window or lateral cut-out, is designed to allow clear treatment access to the patient during non-coplanar treatment regimes through the use of windows or lateral cut-outs. A laterally positionable diaphragm compression device allows the full use of the geometry. The development of a stand-alone device and a couch top insert device allows for a maximum number of protocol methods while minimizing the skin surface radiation dose to the patient.

A movable lift device including a rotatable bed which can be lifted or rotated by a user, with laying a user thereon. The movable lift device having a rotatable bed includes a base frame comprising a plurality of wheels installed therein; a post rotatably coupled to the base frame, the post upwardly extended from the base frame a predetermined length in an “L” shape; and a bed comprising a bed part that is able to ascend along the post, the bed part allowing a user to lie thereon. The post rotatably supporting the bed has an “L” shape and the supporting point of the post rotatably supporting the bed is formed in the center of the base frame, such that the structure may be stably maintained even when the bed having the patient lying thereon is rotated, only to prevent an accident of overturning the movable lift device.

A patient handling device, such as a bed, stretcher, cot, or the like, includes a deck on which a patient may lie and which is surrounded by siderails. Control panels may be mounted on the siderails in a staggered fashion to improve the ease of accessing the control panels. A handle assembly may be included near the top of the Fowler section of the deck which allows a pair of handles to be squeezed independently for manual pivoting of the Fowler section. Squeezing one handle does not increase the force required to subsequently squeeze the other handle. The pivoting of the Fowler section may also be carried out automatically through an electrical actuator. The raising of the deck may be carried out through an electrical pump that pumps hydraulic fluid, and which may be activated near the top end of the stroke of a reciprocating pedal.

The portable head support device of the present invention provides comfortable support for a user's head while the user is in a sitting potion. The pillow or cushion has a v-shape on the top where a user's chin can rest so that the head cannot fall forward or sideways but will stay in a comfortable and upright position. The pillow is held in place by hook and loop fasteners located on the pillow and, for instance, on straps extending from behind the user's back and over the shoulders or wraparound supports wrapped around standard seat belts. The head support can be used in child car seats to keep a child's head in a safe and stable position while they sleep.

A phone support device holds and supports a phone on or adjacent to a bed. The device includes a tray having a panel and a perimeter wall coupled to and extending upwardly from a perimeter edge of the panel defining a receptacle such that the tray is configured for receiving a phone in the tray. A knob is coupled to and extends from a bottom surface of the panel. A clip having a pair of spaced arms selectively engageable to the knob wherein the clip is secures the tray to a sheet by positioning the sheet between the knob and the clip when the clip is engaged to the knob.

A vibrating device for use in comforting an infant includes a motor and an arm operatively coupled to the motor. The arm includes a first end operatively coupled to the motor and a distal end displaced from the proximal end, the arm being repeatedly movable between first and second configurations when the motor is energized. A pad member is fixedly connected to the distal end of the arm, the pad member having a soft construction configured to prevent injury when pad member contacts an infant. The vibrating device includes a housing including side walls defining an interior area configured to contain the motor. A housing side wall defines an aperture through which the arm extends away from the motor.