A heat exchange and ventilation system integrated with a hollow core concrete floor having an air passage therethrough with an inlet and outlet for receiving air and permitting relative heat exchange therebetween; a raised floor supported by said hollow core concrete floor, defining a floor plenum between said hollow core concrete floor and said raised floor, said floor plenum communicating with said outlet so as to receive air from said air passage through said hollow core concrete floor; and adjustable terminal means carried by said raised floor for delivering a portion of said air from said floor plenum into a space above said floor. A method of conditioning air through a hollow core medium supporting a raised floor is also disclosed.

A mounting flange for attaching an HVAC air diffuser terminal in an opening in a floor or other mounting surface. The mounting flange includes a trim ring and a flange clip. The flange clip is adjustably and movably received in a slot defined a side of the trim ring. A pawl on the flange clip engages with ratchets defined in a surface of the trim ring adjacent to the slot to maintain the flange clip in selected position relative the underside of a floor. The air diffuser terminal is secured in the floor opening between gripping surfaces on the flange clip and the trim ring. An optional screw operably connects the flange clip with the trim ring so that the diffuser may be securely tightened in the floor opening.

An embodiment includes a first space, a second space, a first damper, a second damper, and a third damper. The first space is connected to a cold space, having cold air reside therein to send to the cold space. The second space has return air reside therein, as it is discharged from a hot space. The first damper has an opening adjusted under control of a controller to take in outdoor air to the first space, and is operable to have an open state in an emergency with a server being supplied with power. The second damper has an opening adjusted under control of the controller to discharge return air in the second space, outside thereof, and is operable to have an open state in the emergency. The third damper has an opening adjusted under control of the controller to recirculate return air in the second space to the first space.

An air guiding element (10) for an aircraft air conditioning system comprises a housing base body (12), in which an air inlet opening (14) and an air outlet opening (16) are constructed. A first flow control element (28) is arranged in the housing base body (12), relative to the direction of the air flow through the air guiding element (10), upstream of the air outlet opening (16). The first flow control element (28) comprises a plurality of air guiding channels (30) which are surrounded by a noise-absorbing material (32).

An air passage device for installation into a mounting opening (50) in a wall (51) for components generating waste heat, such as a switch box, includes a base housing (21; 221) with a fan support (25) and a design cover (80; 280), wherein the design cover (80; 280) has on an air inlet side a covering device (100) constructed as a fan grid (10; 210) with sheet elements (90, 90'; 290, 290'). At least one swivellable sheet element (90) or at least one flexible, tongue-shaped side wall section (235), separated from the remaining side wall surface by slits (332, 333) running transversely to the longitudinal direction of the side wall, is formed in the region of the upper side wall of the design cover (80; 280) facing away from the swivel axis (26; 226) for swivelling the design cover (80; 280), wherein the sheet element (90) and the tongue-shaped side wall section (235) are formed between the design cover (80; 280) and the base housing (21; 221) as a detachable and lockable detent connection (40; 240), that can be operated by a finger.

Device for cooling an electrical cabinet including a hollow upright beam having a lower end, an upper end and a cavity inside, the upright beam having an air inlet at the lower end and an air outlet at the upper end, the upright beam supporting the electrical cabinet on a side of the upright beam. The device further includes a first flow connection formed between the interior of the electrical cabinet and the cavity of the upright beam at a level of the lower end of the electrical cabinet; a second flow connection formed between the interior of the electrical cabinet and the cavity of the upright beam at a level of the upper end of the electrical cabinet; and a sealing element at an intermediate level between the first and second flow connections to block the cavity of the upright beam.

In the air conditioner, determination is made whether or not a “3-Dimensional Swing” or a “Left/Right Swing” relating to movement of a left/right flap is set (step S2). When it is determined that the “3-Dimensional Swing” or “Left/Right Swing” is set (step S2: Yes), a determination is made whether or not the swing range of the left/right flap is set to a part of the movable range (step S3). When it is determined in step S3 that the swing range of the left/right flap is set (step S3: Yes), the left/right flap is once returned to the reference position (step S4), and then reciprocation of the left/right flap within the swing range is started (step S5).

An air duct assembly includes upper and lower pliable sheets that can be assembled in a sequence that makes the assembly easier to install and later easier to remove for periodic cleaning. To install the assembly, the upper sheet can be installed first by inserting the edges of the upper sheet within a pair of tracks and then fastening the upper sheet to a vertical supply air duct. An optional airflow modifier (e.g., filter, airflow turning vane, or noise attenuator) can be install where the supply air duct connects to the upper sheet. Once the upper sheet is suspended from the tracks and fastened to the main supply air duct, the lower sheet can be installed separately. Pliable end panels and pliable fasteners (e.g., zipper or VELCRO fastener) can make most of the air duct assembly machine washable. The upper and lower sheets can have different degrees of air permeability.

In various embodiments, an illumination apparatus includes an air gap between a sub-assembly and a waveguide attached thereto at a plurality of discrete attachment points, as well as a bare-die light-emitting diode encapsulated by the waveguide.

A light directing composite film includes a planar top major surface, a planar bottom major surface, a plurality of lenticular lens elements disposed between the top major surface and the bottom major surface, and a plurality of light reflection regions and light transmission regions disposed between the plurality of lenticular lens and the planar bottom major surface.

A backlight module includes a carrier plate, a plurality of light sources, a plurality of circular Fresnel lenses, and a plurality of cylinder Fresnel lenses. The circular Fresnel lenses are arranged in an array form on the carrier plate. The light sources correspond to the circular Fresnel lenses, and are located in a side away from the carrier plate. One cylinder Fresnel lens is set between every two adjacent circular Fresnel lenses. A length direction of each cylinder Fresnel lens is parallel to an extending direction of adjacent column of the circular Fresnel lens. The circular and cylinder Fresnel lenses are used to reflect a light incident into their surfaces, and to increase an emission angle of the reflected light.

A lens holder (6) has: a lens holding section (21), which elastically holds a flange (17) of a lens (5); a section to be pressed (22), which is positioned to surround the lens holding section (21), and is fixed to a substrate (3) by being pressed to the substrate by means of a holder fixing means (2); and connecting sections (23, 24), which partially connect to each other the lens holding section (21) and the section to be pressed (22). The height of the section to be pressed (22) from the substrate (3) is more than the height of the lens holding section (21) from the substrate (3), and the lens holding section (21) is not in contact with the holder fixing means (2).

A reflector assembly for eliminating unwanted stray lights comprising a reflector body having a reflector body focal point on a reflector body optical axis where a light source is positioned and a front opening for receiving a lens, wherein the lens is configured to reflect light rays which emanate from the light source to strike the lens to the reflector body which is configured to reflect the light rays reflected by the lens back to the light source, and to reflect light rays which emanate from the light source and reflected by the reflector body to strike the lens back to the light source.

Certain example implementations of the disclosed technology include a light emitting device. The light emitting device may include an enclosure with four sides and a top edge surface associated with each of the four sides. The enclosure may be capable of mounting on a grid frame of a suspended ceiling such that a portion of the top edge surfaces contacts a portion of the grid frame. The light emitting device may further include a light modifying element characterized by a substrate with four or more edges, a back surface disposed on the top edge surface of each of the four sides of the enclosure, and a front surface. In certain example embodiments the substrate may further comprise two or more edge trusses. A periphery of the light-emitting front surface may be capable of contacting the grid frame after the light emitting device is mounted to the grid frame.

The invention relates to an optical device for imparting an asymmetrical light beam. The optical device comprises a lens (10) having an exit diopter (12) having an exit surface consisting of a convex surface (16) defining a curved rear portion (18) having a first curvature and a curved front portion (19) having a second curvature different from the first curvature. Furthermore the lens (10) comprises an entry diopter (11) including at least one concave lodging (13) for lodging at least one light source, the surface of the concave lodging (13) facing at least partly the curved rear portion (18).

A recessed lighting system is provided. The recessed lighting system includes a light module and a driver separately coupled to a chassis. The light module includes one or more rotatable prongs for allowing the light module to pivot while the driver and chassis remain static. By being mechanically separate, the driver does not interfere with the movement of the light module. In particular, since the light module is not directly coupled to and is mechanically separate from the driver, pivoting the light module does not require space in a cavity of an associated housing to accommodate the rotation of the driver. This independent freedom of movement allows the light module to achieve a greater degree of rotation in comparison to light modules that are mechanically dependent on drivers.

A light source device which can prevent the removal of light source elements of a light source device within a projector casing, a projector and a light source fabrication method are provided. An excitation light shining device 70 has a lens holding structure 79 and a light source holding structure 80 which are integrated together with excitation light sources held therebetween. The lens holding structure 79 has through holes 79f which first screw members 84 penetrate, and the light source holding structure 80 has screw holes 80h and screw holes 80k communicating with the screw holes 80h substantially at right angles. With the first screw members 84 penetrating the through holes 79f to be screwed into the screw holes 80h, screw thread portions of the first screw members 84 are pressed to be deformed plastically by distal end portions of the second screw members 85.

An LED lamp includes a base, a head connected to the base, an LED mounted on the base and a cover fixed on the base and covering the LED. The cover is made of metal and defines a plurality of through holes therein.

A saddle type vehicle provided with a headlight stay for permitting a harness laying operation to be easily carried out. A motorcycle is provided with the headlight stay which is supported on a head pipe and extends toward the vehicle front side from the head pipe. A headlight unit is attached to the headlight stay. The headlight stay includes a first stay extending forward from the head pipe, in a side view of the vehicle and a second stay which is supported in a cantilever manner by a front portion of the first stay and extends rearwardly and upwardly. The headlight unit is partly disposed on the front side of the second stay and is disposed so as to overlap with the first stay.

A lighting module comprising at least one first lighting device and one second lighting device; the first lighting device comprises a support common to at least one first light emitter generating a first light strip and at least one second light emitter generating a second light strip. The first light emitter is arranged relative to second light emitter so as to generate a zone that is unlit by the first lighting device between the first light strip and the second light strip. The at least one second lighting device generates at least one third light strip that extends in the zone that is unlit.

The present disclosure provides a vehicular lamp including a low-beam lamp and a daytime running lamp. The low-beam lamp includes a low-beam LED, a low-beam reflector, and a projection lens. The daytime running lamp includes a DRL LED, and a DRL reflector. The DRL LED is disposed at the rear side of the low-beam reflector to emit a light in a direction which intersects with the optical axis of the vehicular lamp. The DRL reflector includes an extension area that extends to at least the outer side of the projection lens when viewed from the front, and reflects the light from the DRL LED in the extension area to emit the light to the front side of the lamp through the outer side of the projection lens.

An optical unit includes: a heat sink that radiates heat from a light source; and a base portion including a reflector mounting section, a lens mounting section and a connecting section connecting the reflector mounting section and the lens mounting section. The base portion is configured such that the light from the light source is reflected by a reflector mounted onto the reflector mounting section and is incident onto a projection lens mounted onto the lens mounting section. The heat sink is exposed to a space surrounded by the lens mounting section, the connecting section and the reflector mounting section.

A bicycle rack for arrangement on the rear end of a motor vehicle in an extendible fashion is provided. The bicycle rack includes a carrying frame, a slide-in element that is displaceably arranged in the carrying frame, and a carrier element that is pivotably arranged on the side-in element.

A decorative ornament capable of being completely illuminated about its surface including a hollow shell comprising a water-proof battery capsule is described. When the ornament is on display, the battery capsule is stored in a hollow shell of the ornament, in a manner such that only the removable lid of the battery capsule is visibly exposed. A battery pack, comprising one or more batteries, provides the power to illuminate the ornament and is enclosed within the battery capsule. The ornament surface is made using a water-resistant material. The battery capsule is made of a similar water-proof material and is sealed so as to prevent the battery pack from malfunctioning during various weather conditions. The battery pack's configuration enables the ornament to comprise a plurality of lighting modes, including full-on, blinking-on, and timer. The ornament can be displayed indoors or outdoors, and may be used year after year.

A reflective color pixel has a top surface for receiving ambient light for front lighting, a plurality of sub-pixels including a first sub-pixel, and a waveguide disposed underneath the sub-pixels for transmitting light for backlighting to the sub-pixels. The first sub-pixel includes a first luminescent material configured to absorb either the ambient light or the light for backlighting and generate light of a first color.

The present invention relates to an aluminum extrusion heat sink structure and a corresponding backlight module. The aluminum extrusion heat sink structure comprises a light source connecting portion, a back plate connecting portion and a light guide plate support portion. The manufacture cost of the aluminum extrusion heat sink structure is lower, and the heat dissipation effect is better, so as to solve the technology problem that the volume of a traditional aluminum extrusion heat sink structure is larger caused the cost of the aluminum extrusion heat sink structure and the corresponding backlight module is higher.

Embodiments of the invention disclose a backlight unit, including: a light guide plate, a light source member, a reflection film, wherein: the light guide plate (LGP) includes a light incident side, a light emission side and a bottom side opposite to the light emission side, the light guide plate is for emitting light entered from the light incident side through the light emission side; the light source member is disposed on the light incident side of the LGP and light emitted by the light source member enters the LGP through the light incident side of the LGP; the reflection film is at least disposed on the bottom side of the LGP and is for reflecting light back into the LGP; wherein a reflection structure is disposed on the bottom side of the LGP and a microstructure is disposed on the light emission side of the LGP.

A lead-free conductive paste composition contains a source of an electrically conductive metal, a fusible material, an optional additive, and an organic vehicle. An article such as a high-efficiency photovoltaic cell is formed by a process of deposition of the lead-free paste composition on a semiconductor substrate (e.g., by screen printing) and firing the paste to remove the organic vehicle and sinter the metal and fusible material.

A High Frequency light source has a central body of fused quartz, with a central void, filled with a fill in the void of material excitable by High Frequency energy to form a light emitting plasma. An inner sleeve of perforate metal shim extends along the length of the central body to provide a launching gap. The sleeve has a transverse end portion extending across the other, inner end of the central body. An outer cylinder of fused quartz with an internal bore such as to be a sliding fit with the inner sleeve, itself a sliding fit on the central body. An outer sleeve of perforate metal, enclosing the outer cylinder and having an end portion extending across the flush, void ends of the quartz body and cylinder and having a skirt extending past the flush over an aluminum carrier, clamped and holding the quartz elements against the carrier.

An illumination device (1) comprises: input terminals (2) for coupling to AC mains;a LED string (10) connected in series with the input terminals;a rectifier (30), having input terminals connected in series with the LED string;a controllable voltage source (40), having input terminals coupled to the rectifier output terminals;a series arrangement of at least one auxiliary LED (51) and a second ballast resistor (52) connected to the output terminals of the controllable voltage source. The voltage source comprises: a series arrangement of an adjustable first resistor (46) and a second resistor (47) connected in parallel to the input terminals;a tuneable Zener diode (49) connected in parallel to the output terminals, having a control input terminal (48) connected to the node between the two resistors; wherein positive output terminal is connected to positive input terminal and negative output terminal is connected to negative input terminal.

A microscope includes a light source including an LED device having a light radiating surface and a light directing element including a larger coupling-out surface. The light directing element is disposed so as to couple in light radiated by the light source and couple out the radiated light from the coupling-out surface. The light directing element is disposed so that the light is radiated out in an angular range of ±10° to ±50° and illuminates an area at 5 meters in an angular range of at least ±5° with intensity fluctuations of less than 50%. A condenser is disposed between the coupling-out surface of the light directing element and the object to be viewed. The condenser has an aperture with an aperture dimension and is disposed such that the aperture is irradiated completely with the light coupled out from the coupling-out surface.

Illuminating arrangement for a microscope (200) having a first LED (10) for providing light with a first intensity spectrum (K1) with at least two intensity maxima and an intensity minimum located between the intensity maxima, and at least one further LED (20) for providing light with a further intensity spectrum (K2) respectively, each further intensity spectrum (K2) having an intensity maximum in the region of the intensity minimum of the first intensity spectrum (K1), and a device (30) for merging the light of the first LED (10) and the light of the at least one further LED (20), by means of which illuminating light can be produced with a combined intensity spectrum (K3) composed of light with the first intensity spectrum and light with each of the further intensity spectra.

An optoelectronic module 1 having at least a first 2A and a second 2B radiation-emitting source and a first optical element 5 including a cavity 10 wherein the surface 5A of the cavity 10 is able to reflect the radiation 3A, 3B of the at least two radiation sources. An outlet 15 in the optical element 5 is provided for coupling radiation out of the cavity 10, wherein the radiation emitted by the radiation sources 2A, 2B is reflected by the surface 5A of the cavity resulting in a mixing of the radiation.

A lid for a beverage container or travel mug is provided that has one or more visual indicators to identify the location of the pour spout opening of the container or mug in low light conditions.

An LED assembly that includes optics and optical arrangements for light emitting diodes (LEDs). In some embodiments, a reflector is provided within a void between the lens and the LED. This reflector can reflect light emitted by the LED in a non-preferred direction back toward the preferred direction. In other embodiments, an optical element is formed or otherwise provided in the lens cavity and shaped so that, when the lens is positioned above the LED, the refractor bends the emitted light in a preferred direction. In some embodiments, both a reflector and optical element are provided in the LED assembly to control the directionality of the emitted light. Such embodiments of the invention can be used to increase the efficiency of an LED by ensuring that generated light is being directed to the target area of choice.

An illumination apparatus, a method of manufacture of the same and a heat sink apparatus for use in said illumination apparatus in which an array of optical elements directs light from an array of light emitting elements through a heat dissipating structure to achieve a thin and efficient light source that provides directional illumination with efficient dissipation of generated heat into the illuminated environment.

A light source device includes a circuit board having a light-emitting element mounted on a one surface; a support body positioned on the other surface side of the circuit board for supporting the circuit board; a rivet having a head portion, which is positioned on a side of the one surface of the circuit board and cannot be inserted into a first through hole provided on the circuit board and the support body, and a shaft portion having a tip side stopped and held on the support body in a penetration via the first through hole; and a reflection sheet arranged on the one surface of the circuit board for reflecting light. The light source device provides a second through hole having a diameter larger or smaller than the diameter of the head portion at the position corresponding to the head portion on the reflection sheet.

A lamp includes an outer shell having heat conductivity, a base provided in the outer shell, and a cover provided in the outer shell. The outer shell has a light source support, and a heat radiating surface exposed to the outside of the outer shell. The light source support is formed integral with the heat radiating surface. A light source is supported on the light source support. The light source is heated during lighting, and thermally connected to the light source support. The light source is covered with the cover.

An interior lamp includes a design portion and a function portion. A circuit board is attached to the function portion. A light source is mounted on the circuit board. Terminals are mounted on a side portion of the circuit board. A connector is disposed on a side portion of the function portion. Connector terminals are provided on the connector. A switch has a switch knob and a switch body. The switch knob is attached to a side portion of the design portion. The switch body is attached to the side portion of the function portion. The switch knob and the switch body are operated in an interlocked manner to perform electrical connection between the terminals and the connector terminals selectively so as to perform a tuning on or off of the light source.

A lamp holder for holding a source of LED light includes a lamp holding component that is sized and arranged to securely receive the source of LED light. Keyed openings, engageable with fasteners associated with the mounting surface, are used to releasably attached the lamp holding component to the mounting surface and to urge the source of LED light against the mounting surface once the lamp holding component is attached thereto. Electrical contacts carried by the lamp holding component, provided to engage corresponding electrical contacts of the source of LED light, are also arranged to urge the source of LED light against the mounting surface when the lamp holding component is attached to the mounting surface. The lamp holding component also includes resiliently mounted holding elements for releasably holding the source of LED light in an accessible location.

A light projector has a light emitting device having a light emitting surface, an optical fiber having an incident end-face to which light emitted from the light emitting surface enters, and a lens arranged between the light emitting surface of the light emitting device and the incident end-face of the optical fiber. The light emitting device, the optical fiber and the lens are arranged on one optical axis. The optical fiber includes a core region as a region including a single core of uniform refractive index or a region collectively encompassing a plurality of cores having uniform refractive index. The lens converts diffused light emitted from the light emitting surface to diffused light that widens more moderately.

There is provided an inclination sensor device. The inclination sensor device includes: a substrate which mounts an inclination sensor configured to calculate an inclination angle of a vehicle; a case which accommodates the substrate; a first positioning mechanism which positions the substrate relative to the case in a first direction that is substantially parallel to a first main surface of the substrate; and a second positioning mechanism which positions the substrate relative to the case in a second direction that is substantially perpendicular to the first main surface of the substrate.

The present invention is to provide an image source unit for improving use efficiency of the image light and also provide an image display unit comprising the image source unit. The image source unit 4 comprising: an image light source 5; and an optical sheet 10 laminated on the image light source, the optical sheet comprising: a base material layer 11; and an optical functional layer 12 formed on the image light source side surface of the base material layer, the optical functional layer comprising: light-transmissive portions 13 arranged parallel along the sheet face; and light-absorbing portion(s) 14 arranged between the light-transmissive portions, the image light source side face of the light-transmissive portion having protrusions 17 each having a curved or polygonal line so that the protrusions project towards the image light source side in cross section in the sheet-thickness direction.

An emergency system for a vehicle integrates many disparate equipment into single housing, including the power supply for the equipment. In one embodiment of the invention, the emergency system is a light bar. The light bar houses a power source comprising solar cell panels, a Lithium-Ion battery pack and a connection to an external supply such as the vehicle's electrical power. Energy for operating the light bar is provided by one or more of the power sources, depending on operating conditions of the light bar and each of the power sources.

A method and apparatus for treating ocular disorders such as blepharitis, meibomitis, and dry eye syndrome. The method includes using an electromechanical device to move a swab relative to the eye to create cyclical movement that impacts debris present at the eyelid margin and effectively removes the debris from the eye to encourage healing and prevent further digression of the health of the eye. The apparatus is an electromechanical device that includes a mechanical drive unit operatively connected to a swab to create a precise relative movement of the swab to the eye to remove debris present therein.

The invention comprises a method for treating a prostate to alleviate prostate cancer, benign prostatic hyperplasia (BPH), and other conditions. The method involves inserting a tool to create a small self-sealing puncture site through tissue to gain access to a portion of a prostate, inserting a probe though the puncture site into the prostate, activating the probe to treat the prostate, withdrawing the probe and inspecting a surgical site for a flow of urine or semen to determine whether a sufficient amount of prostate tissue has been treated, and inspecting for hemostasis. The method may also include delivering a luminally protective sheath before inserting any instruments, using a template to guide insertion of the probe, and delivery of tamponading balloons to assist with attainment of hemostasis after the coring procedure.

An ultrasonic surgical instrument comprises a reusable housing including an internal transducer and an internal end effector rotation assembly. An exemplary rotation assembly is a ratchet and pawl assembly, which allows the transducer to rotate in a first direction but not in a second, opposite direction. The end effector, including an integral torque wrench, is attached to the transducer to form a single unit that is rotatable relative to the housing. The transducer attaches to a stationary cable via slip rings. The cable communicates with a generator, which provides electrical power to the transducer. The transducer converts the electrical power into ultrasonic vibrational energy, which is transmitted to the end effector.

An instrument for delivering a suture transfascially may include a handle, a shaft extending from the handle, and at least one needle that is moveable to an extended position beyond the end of the shaft. A suture may be delivered transfascially with the instrument. The instrument may include a suture catch associated with each needle for retaining and releasing a suture segment. A shield may be provided to shield the sharp end of each needle when it is moved to the extended position. A method of delivering a transfascial suture may include inserting an instrument into an abdominal cavity and deploying, from within the abdominal cavity, each needle through a soft tissue repair patch and then through at least part of the abdominal wall. A suture or suture segment may be advanced across the fascia with the at least one needle.

A dermatological skin treatment device is provided. The device comprises a handpiece and a cutting tool, wherein the tool is inserted through the conduit and percutaneously inserted into a tissue disposed within a recessed area of the handpiece. The device and method cut the fibrous structures under the skin that cause cellulite at an angle substantially parallel to the surface of the skin and replace these structures with a non-cellulite forming structure by deploying a highly fibrous mesh through a single needle hole to create a highly fibrous layer directly or through wound healing processes. A tool is provided to aspirate excess fluid and tissue from the treatment area.

A surgical device mitigates over-puncture with a bias spring that biases a leading, cutting edge in the opposite direction of the anticipated over-puncture. An associated locking mechanism is configured to release the force of the bias spring in a direction counter to the direction of insertion when the tension force of tissue against the cutting edge is released. Thus, when an opening in the tissue forms, the tension is released and the cutting edge can move opposite to the direction of insertion of the surgical device at the same time that an applied force drives the instrument in the direction of insertion. In this manner, the spring and locking mechanism cooperate to move the cutting edge opposite to the direction of insertion as soon as an incision is made.