A clothing dryer capable of effectively drying a small amount of substance, and a control method thereof by changing an algorithm of a sensor-dry course, which is configured to control an operation rate, a degree of drying or a temperature of drying, to be adapted to the small load of substance in a case where the substance to be dried has a small load when compared to the entire volume of the clothing dryer, so that the drying efficiency is enhanced regardless of the load of the substance, and a separate option button is provided for a sensor-dry course, so that a small load of substance is dried adaptively to the material characteristic of the substance for a respective dry course, thereby enhancing the drying efficiency.

Disclosed is a clothes dryer comprising a drum rotatably disposed in a body; and a roller disposed below the drum, and configured to support the drum. The roller is mounted to a roller shaft by a ball bearing, and a contact portion of an outer circumferential surface of the roller contacting the drum is formed to be flat.

Earth-boring tools include a body, one or more blades projecting outwardly from the body, and cutting elements carried by the blade. The cutting elements include at least one shearing cutting element and at least one gouging cutting element. Methods of forming an earth-boring tool include mounting a shearing cutting element comprising an at least substantially planar cutting face to a body of an earth-boring tool, and mounting a gouging cutting element comprising a non-planar cutting face to the body of the earth-boring tool. The gouging cutting element may be positioned on the body of the earth-boring tool such that the gouging cutting element will gouge formation material within a kerf cut in the formation material by the shearing cutting element, or between kerfs cut in the formation material by a plurality of shearing cutting elements.

Embodiments of the invention relate to superabrasive compacts including multiple superabrasive cutting portions and methods of repairing a rotary drill bit that employs at least one of such superabrasive compacts.

A machine for exercising the rotator cuff muscles that is operable to individually and separately isolate and exercise each of the four rotator cuff muscles while the user is in a seated position. The exercise machine includes a plurality of structural elements including a main vertical beam and a base frame operable to be positioned on the ground, where the main beam extends vertically from the base frame. The machine includes a plurality of pulleys mounted to the structural elements and a plurality of exercise cables running through the pulleys, where handles are coupled to the exercise cables. A seat is mounted to the vertical beam and the handles are positioned relative thereto to allow the user to grasp the handles and perform the several exercises for each arm.

A method for configuring and operating one or more fitness studios each comprising a plurality of exercise stations at which users perform associated exercise routines, each station having an associated display, the method comprising, for each fitness studio, periodically retrieving, by a server from a database, fitness information for the studio in question for a specified period, from a multi-period fitness library; communicating, by the server to a studio computer, the retrieved fitness information over a communications network; periodically receiving, by the studio computer, the retrieved fitness information; configuring the exercise stations dependent upon the received fitness information; and communicating, by the studio computer to the exercise station displays, dependent upon the received fitness information, station directions to users exercising at the stations for performing an exercise.

The invention concerns copper azide containing carbon nanotubes. The invention also concerns methods of producing such nanotubes by placing CuO nanoparticles within carbon nanotubes to produce CuO-containing carbon nanotubes, contacting CuO-containing carbon nanotubes with hydrogen to produce reduced nanotubes; and contacting the reduced nanotubes with hydrazoic acid to produce copper azide containing carbon nanotubes.

A lead-free pyrotechnic and primary explosive compositions including metal iodates as an oxidizer in nanocomposite energetic compositions including metal powder fuel.

The invention is directed to a method for preparing a pyrotechnic composition, to the use of a water-soluble cellulose ether binder, to a pyrotechnic composition, to a method for preparing a pyrotechnic charge, and to a pyrotechnic charge. The method of the invention comprises mixing the fibrous nitrocellulose in wet form with the one or more water-soluble cellulose ether binders and optionally one or more solvents, wherein the amount of organic solvent in the mixture is 10 wt. % or less based on total weight of the mixture.

A powdery pyrotechnic mixture is proposed that comprises a binary or ternary inorganic oxidizing agent mixture composed of one or two metal oxides, a nitrate totaling 50.0% by weight to 85.0% by weight, an elementary inorganic fuel or a mixture of elementary inorganic fuels totaling 15.0% by weight to 40.0% by weight, a stabilized nitrocellulose or a nitrocellulose-based propellant powder from 0.0% by weight to 25.0% by weight, graphite from 0.0% by weight to 5.0% by weight as well as. Optionally. a further processing aid from 0.0% by weight to 5.0% by weight. The powdery pyrotechnic mixture excels in that it contains no chlorate-containing compound and/or perchlorate-containing compound as an oxidizing agent and no sulfur or a sulfur-containing compound as fuel. The proposed pyrotechnic mixture is used in pyrotechnic objects and ammunition for the production of a bang-effect and/or flash effect.

The pyrotechnic smoke kit for generating a smoke screen comprises a mixture of a light-metal powder as the metallic reduction agent; potassium nitrate and, optionally, potassium perchlorate as the main oxidation agent; at least one carbonate as an additional auxiliary oxidation agent; substances splitting off nitrogen as combustion moderators and at least one sublimable and/or evaporable non-toxic smoke-forming substance. A stabilizer from the group of aliphatic and/or aromatic dicarboxylic acids is added to the mixture of the smoke kit to stabilize the smoke kit. Due to this, the formation of gaseous ammonia in the smoke kit can be prevented.

The method for operating a multi-clothes styler system having a first styler and a second styler each with a hanger for applying vibration to clothes hung therefrom, includes an antiphase control step for controlling a vibration phase of a second hanger of the second styler to become an antiphase of the vibration phase of a first hanger of the first styler, if the first hanger of a first clothes styler and the second hanger of a second clothes styler are operated at the same time, and vibration frequencies of the first hanger and the second hanger are the same, whereby minimizing noise produced from the vibration of a plurality of hangers, and preventing the multi-clothes styler system from damaging due to intense variation to prevent a lifetime thereof from reducing.

Clothing iron including a sole (1) having a bottom side with a sliding surface (11) coming into contact with cloth and comprising at least one steam-supplied recess (10), the recess (10) being bounded on its entire periphery by the sliding surface (11) in such a manner that the recess (10) forms a steam diffusion cavity that is surrounded by the sliding surface (11) when the sole (1) is applied to the cloth being ironed, characterized in that the depth of the recess (10) is greater than or equal to 1 mm.

Ironing board consisting of a top supported by at least one leg with two sections connected to one another by hinge; said hinge allows lower segment of leg to pivot between an unfolded position, in which said lower segment forms an extension of upper segment of leg, and a folded position, in which lower segment is folded in the direction of upper segment, wherein said hinge contains a mechanism to lock the lower segment in an unfolded position and at least one unlocking button to deactivate the locking mechanism to allow lower segment to rotate into the folded position.

The invention concerns a method and corresponding apparatus of transferring a piece of cloth (3) from a pair of spreader clamps (4,5) to a conveyor (1) via a transverse boom, where the piece of cloth is first suspended and straightened between the spreader clamps, then delivered to the transverse boom (8,9), and subsequently delivered from the transverse boom to the conveyor. Apart from that, a straightening of the fore edge of the piece of cloth is performed, seen in the direction of conveyance of the conveyor, after its delivery from the clamps to the transverse boom has been initiated, but before it is delivered to the conveyor.

A clothes-treating apparatus is disclosed. According to the present invention, the clothes-treating apparatus includes a steam spraying unit capable of preventing water condensed from steam from flowing into an accommodating space containing clothes and it has an improved steam spraying unit to enhance work efficiency when a worker assembles parts thereof.

The small clothes iron for use with children's clothes is a small iron when compared to a traditional clothes iron. The small clothes iron resembles a toy train wherein a front surface resembles a face of a toy character while a top surface includes a handle, control buttons, and a chimney/smokestack for refilling a water reservoir. The small clothes iron has a smaller iron surface on a bottom surface, which is useful in ironing small clothes for children and infants.

An iron case includes: a table where an iron is placed; a receiving case that surrounds the iron and has a lower opening that is closed by the table; and a locking mechanism that detachably combines the table with the receiving case, in which the locking mechanism includes: a locking portion formed on the sides of the table; a locking body formed at the receiving case and engaged with the locking portion; an operating button disposed to be movable outwardly on the outer surface of the receiving case and operating the locking body; and a locking spring disposed in the receiving case and biasing the operating button to the table. Therefore, malfunction of the locking mechanism is prevented while usability when the receiving case is separated is improved.

The invention refers to an ironing aid and a device for safekeeping of ironing aids for smoothing closed tubular items of clothing. The object was to propose a solution in the application of which a wire frame shaped ironing aid is an integral part of the aid for thermal smoothing of items of clothing and better handling is ensured. The object is achieved by their insertion in a profile bracket provided with an adhesion means. According to the invention, several ironing aids can be combined with a profile bracket, at least one of the ironing aids having a loop-like rounding at its end. Furthermore, one of the ironing aids can have a slight kink at a right angle to its planar extension (FIGS. 1/2).

An inclined roller conveying assembly (40) includes a horizontally inclined roller (74) having opposite ends respectively supported by first and second supports (64, 66), with one support (64) having an idler bearing (80) and with the other support (66) having a drive coupling (94) that provides rotation of the inclined roller from a horizontal support and drive axis to provide support for the lower surface of an upper portion Gu of a hot upwardly concave formed glass sheet G being conveyed.

Device for taking back empty containers, in particular plastic bottles and metal cans, with a housing which has apparatuses for processing inserted empty containers, an intake chute accessible from the outside that receives empty containers as bulk material and a bottom sloping downward in direction of intake chute. Device is provided that prevents or impedes insertion of excessively large objects into device. Device provides almost unimpeded insertion of empty containers as bulk material into intake chute, and simultaneously prevents that excessively large objects can enter into the device. The bottom of intake chute has a plurality of grooves arranged side by side and running in the intake direction, the grooves flowing into a passage opening leading to the device and whose cross-section is dimensioned in such a manner that empty containers aligned longitudinally in the intake direction can pass unimpeded through the grooves.

A rotary lamination apparatus has a rotary lamination turntable rotational about a vertical axis. A plurality of workpieces are rotated and laminated on the turntable. The turntable includes a support member that is arranged on an upper surface of the turntable, a plurality of rolling bodies mounted on the upper surface of the turntable, and a plurality of urging members for urging the rolling bodies upward. The support member is formed of material having a high friction coefficient. The rolling bodies are selectively movable between an upper position and a lower position. In the upper position, at least a portion of each of the rolling bodies is located above the upper surface of the support member. In the lower position, each rolling body is located below the upper surface of the support member. In the upper position, the rolling bodies support the workpieces movably in a lateral direction.

A vacuum roll includes an inner rotor, an intermediate stator, and an outer shell roll. The inner rotor has open and closed portions and is adapted to rotate within the intermediate stator which is rotationally fixed and also has open and closed portions. The outer shell roll has open and closed portions and is adapted to move around the intermediate stator. Together the inner rotor and the intermediate stator define an internal rotary valve interface adapted to control fluid communication between the interior chamber and the outer shell.

Embodiments of the present invention provide a modular, portable, and adjustable wheelchair ramp that provides advantages and benefits over current wheelchair ramps. The ramp may be sold in a kit with individual elements, but it is also designed to provide a frame substructure that can be used with conventional decking materials, railings, and handrails.

When forming a toothed portion on the outer section of a blank by contacting a tooth profile-forming portion of a forming die with a curved portion of the blank, the first projection of the blank is accommodated in a first depression, and a load is applied axially to a center section of the blank so a material of the blank flows radially outward. The material of the blank at the first projection flows in the axial direction to inside the first depression, and the material of the blank at an intermediate section between the center and the outer section flows in axially to inside a second depression to form a second projection. When the load is maximized, a space is provided between a toothed portion and the tooth profile-forming portion, between the first projection and the forming die, and between the second projection and the forming die.

In order to provide a steel sheet for hot pressing from which a hot-pressed part excellent in perforation corrosion resistance is obtainable and a method of manufacturing a hot-pressed part using the steel sheet for hot pressing, provided is a steel sheet for hot pressing having, sequentially on a surface of a base steel sheet: a plating layer I containing 60% by mass or more of Ni and the remainder consisting of Zn and inevitable impurities, a coating mass thereof being 0.01 to 5 g/m2; and a plating layer II containing 10 to 25% by mass of Ni and the remainder consisting of Zn and inevitable impurities, a coating mass thereof being 10 to 90 g/m2.

A method of processing an alloy workpiece to reduce thermal cracking may comprise spraying a metallic coating material onto at least a portion of a surface of the alloy workpiece to form a surface coating metallurgically bonded to the alloy workpiece. The surface coating may be more ductile than the alloy workpiece and reduces heat loss from the alloy workpiece.

An apparatus for shot peening blade mounting areas on a disc of a rotor includes a peening nozzle unit which streams shot peening media along a longitudinal axis. The unit includes a nozzle outlet which extends at least partially in a circumferential direction of the unit, and a deflection arrangement with a deflection area for the media. The deflection area is at least partially cone or half-hyperboloid shaped, such that the media passes the nozzle outlet over an angle range in circumferential direction after being deflected by the deflection arrangement. A method for shot peening the blade mounting areas positions the unit in a slot profile of a blade mounting area, and guides the unit along the contour of the slot profile with the nozzle outlet facing the contour of the slot profile to approximately uniformly peen the contour of the slot profile.

[Problem] To present a manufacturing apparatus of a plate-like tooth profile member capable of forging and forming in one process by using a closed type die, being hardly accompanied by burrs due to plastic changes in the circumferential direction and in the axial direction of the material of the plate-like tooth profile member. [Solving Means] Consisting of an upper die 1 and a lower die 2 of closed type, the lower die 2 is composed of a tooth die 21 for forming a tooth portion in a material W of a plate-like tooth profile member, and movable dies 22, 22 movable relatively in a vertical direction to the tooth die 21 disposed at both sides in the axial direction of the material W of the plate-like tooth profile member of the tooth die 21, a first stroke is executed for confining the circumference at both end portions in the axial direction of the material W of the plate-like tooth profile member by the upper die 1 and the movable dies 22, 22, and a second stroke is executed for forming a tooth portion in the material W of the plate-like tooth profile member by the upper die 1 and the tooth die 21.

The present invention provides a method for manufacturing a composite yarn of paper, e.g., traditional Korean paper, and a composite yarn manufactured thereby, a method for manufacturing a fabric using the same and an automotive interior material manufactured thereby. More particularly, the present invention relates to a method for manufacturing a composite yarn of traditional Korean paper by using a traditional Korean paper yarn and a synthetic yarn, in which the composite yarn can be used in weaving and knitting, and a method for manufacturing a fabric as an automotive interior material using the same. Accordingly, the present invention provides a method for manufacturing a composite yarn of paper, comprising twisting a tape-type paper yarn, and covering the twisted paper yarn as a ground yarn at least two strands of synthetic yarn as an effect yarn to manufacture a composite yarn of paper of 160˜700 denier.

The present invention provides apparatus and methods for growing fullerene nanotube forests, and forming nanotube films, threads and composite structures therefrom. In some embodiments, an interior-flow substrate includes a porous surface and one or more interior passages that provide reactant gas to an interior portion of a densely packed nanotube forest as it is growing. In some embodiments, a continuous-growth furnace is provided that includes an access port for removing nanotube forests without cooling the furnace substantially. In other embodiments, a nanotube film can be pulled from the nanotube forest without removing the forest from the furnace. A nanotube film loom is described. An apparatus for building layers of nanotube films on a continuous web is described.

An open-end spinning rotor (1), comprising a rotor shaft (4), a rotor cup (2) and a coupling device (3) releasably connecting the rotor shaft (4) and rotor cup (2). The coupling device (3) has locking bodies (6), arranged in a holding element (5) and lock the rotor cup (2) and the rotor shaft (4) in the axial direction under centrifugal force during operation of the open-end spinning rotor (1). A resilient element (7) is associated with the locking bodies (6) and cooperates with the locking bodies (6) such that the locking bodies (6) also lock the rotor cup (2) to the rotor shaft (4) in the axial direction at a standstill. The holding element (5) is configured as a pin which is formed such that it produces a positive shaft-hub connection between the rotor shaft (4) and rotor cup (2) in conjunction with a correspondingly formed hub (8).

A method of reducing an initial stress on a cable includes stretching the cable to a first length to thereby define the initial stress. The cable has a central longitudinal axis, and includes a plurality of wires each twisted around the axis and formed from a shape memory alloy transitionable in response to a signal between a first state wherein each of the wires has a first temperature-dependent length, and a second state wherein each of the wires has a second temperature-dependent length that is less than the first. After stretching, the method includes activating the alloy by exposing the alloy to the signal such that the alloy transitions from the first to the second temperature-dependent state. Concurrent to activating, the method includes elongating the cable to a second length that is greater than the first to define a second stress on the cable that is less than the first.

A bucket tooth assembly is mounted to an adapter provided to a distal end part of a bucket of construction equipment. The bucket assembly includes a bucket tooth and a latching member. The bucket tooth has a cavity for inserting the adapter and a through-hole that is provided to the side face and communicates through to the adapter when the bucket tooth has been mounted to the adapter. The through-hole has a center axis. The latching member is fitted inside the through-hole and having a rotational axis disposed along a direction of the center axis and a bottom part provided to an end on an adapter side in an axial direction. The latching member is rotated to switch between a first state in which the bottom part is held inside the through-hole and a second state in which the bottom part protrudes toward a concave portion on the adapter side.

An excavating tooth includes a body and an abrasion-resistant layer. The abrasion-resistant layer has hardness higher than the body. The body includes a tip end face, a first face, a second face, a pair of first slope faces, and a pair of second slope faces. The abrasion-resistant layer includes a first abrasion-resistant layer section and a second abrasion-resistant layer section. The first abrasion-resistant layer section is formed on the tip end face. The second abrasion-resistant layer section is formed respectively on the pair of first slope faces and the pair of second slope faces. Thereby, it is possible to obtain an excavating tooth and a body for the excavating tooth capable of keeping a penetration force of a blade edge high in penetrating into an excavation subject.

A mining shovel including a base, a boom, a first member moveably coupled to the boom, a bucket, and a pivot actuator. The base includes a hoist drum for paying out and reeling in a hoist rope. The boom includes a first end coupled to the base and a second end opposite the first end. The hoist rope extends over the second end of the boom. The first member includes a first end and a second end. The bucket is pivotably coupled to the second end of the first member. The pivot actuator moves the bucket relative to the second end of the first member, and the pivot actuator includes a first end coupled to the first member.

A ground engaging tip of a tooth assembly for a base edge of a ground engaging implement, is provided, wherein the tooth assembly includes an adapter configured for attachment to a base edge of the ground engaging implement and having a forwardly extending adapter nose. The adapter nose and an adapter cavity of the tip may be configured with surfaces to increase retention when downward forces are applied to the tip.

Two genes, A622 and NBB1, can be influenced to achieve a decrease of nicotinic alkaloid levels in plants. In particular, suppression of one or both of A622 and NBB1 may be used to decrease nicotine in tobacco plants.

The invention relates to methods of nicotine extraction from tobacco, caporal and tobacco crumb. The proposed method for extraction of nicotine from tobacco, caporal and tobacco crumb implies continuous extraction from raw material with low-boiling solvents at vapor phase followed by solvent stripper and recurrence for further reuse in the process.

A protective device and method for preventing supply voltage of microcontroller from sag in electronic cigarette is provided, comprising a microcontroller, a power supply module, a field effect transistor, an energy storage circuit, wherein, the energy storage circuit is connected between the microcontroller and the power supply module, the energy storage circuit supplies electric power to the microcontroller when an over current or short circuit occurs, and maintains the supply voltage of the microcontroller not being less than its minimal operating voltage in a certain period of time; the microcontroller processes the over current or short circuit signal and turns off the MOSFET to cut off the current flow in a load circuit. The unstable or uncontrollable phenomena of the microcontroller in the existing technology are resolved. The circuit of the present invention is simple and low cost.

A rotary conveyor apparatus, for collecting, transferring and releasing containers, includes: a platform (9) rotating according to a rotation axis (AA);trolleys (3), supported by the platform, and slidable in a corresponding slit extending from the periphery (9B) to the center of rotation through an internal conduit (6), within the trolleys a certain degree of suction is created for a determined rotation angle of the platform through a suction box (4), arranged at the lower part and in contact with the platform, including a suction opening (7) extending along an angular section thereof. The trolleys are movable relative to the rotation of the platform, and are moved from the periphery to the center of rotation and vice versa during a complete rotation of the platform. The movement action is directed by a first guide closed loop-like on the box and a second radial guide integral with the platform.

An assembly line, wherein at least one operating branch of fixed length accommodates a number of platforms aligned with one another and with a given travelling direction; each platform being designed to receive a respective vehicle body, feed it in the travelling direction, and subject it to a succession of n assembly operations along the operating branch; each platform being designed for connection to at least one longitudinal extension to assume a total length, which depends on the length of the body carried, and ranges between a minimum length equal to the length of the platform with no extension, and a maximum length; and the length of the operating branch being equal to n times the maximum length.

An apparatus for facilitating the storage of equipment such as ladders in the upper area, but particularly in the upper area on the outside of emergency vehicles such as trucks which includes a capability of moving the ladder to an extended lower deployed position to facilitate immediate access thereto by emergency workers such as firemen. An outer bracket is connected to an inner housing through a parallel linkage with the inner housing attached to the vehicle and the outer bracket attachable to the equipment. The outer bracket includes a downwardly extendable sliding carriage to facilitate positioning of the equipment at a lower level for aiding in retrieval thereof utilizing a flexible control arm.

Fall protection systems, methods of installing such systems, and buildings embodying such systems. Such fall protection system extends from structure elements of the building about an encompassed space into which there is risk of a person falling. An open-mesh web is supported from the structure elements and overlies, and extends across, the space. A perimeter band extends about the encompassed space. The perimeter band is secured to the building structure elements about the space and thus entraps the web between the band and the building structure elements. The web may also be supported in the space by supplemental supports, which can be crossing support bands, attached to the structure elements, or intervening e.g. walls within the space. The web is left in place and is covered by internal finish materials whereby the web is captured between internal finish materials and ceiling and/or floor members in the finished building.

The present invention relates to fall protection systems to which a scaffolder can tie off during scaffold construction by adjusting the height of the lifeline and to move along the entire length of a scaffold level without having to disengage the lifeline. In one embodiment the fall protection system includes two vertical support members adapted to be affixed to a scaffold frame wherein the two vertical members have attachment means for attachment of a lifeline, and wherein the attachment means are located at each respective vertical member and configured for movable attachment at a plurality of positions along the vertical axis of each support members. In addition the present invention relates to methods to use the fall protection system during scaffold construction.

A rotatable elevated hunting blind includes a plurality of enclosure support legs; an enclosure base carried by the enclosure support legs, the enclosure base having a stationary base sprocket; a hunting blind enclosure carried by the enclosure base, the hunting blind enclosure rotatable with respect to the enclosure base; a seat assembly having a seat carried by the hunting blind enclosure; and a user-operable blind enclosure rotation mechanism carried by the hunting blind enclosure adjacent to the seat of the seat assembly, the blind enclosure rotation mechanism having a drive sprocket and a chain meshing with the base sprocket of the enclosure base and the pedal sprocket, the blind enclosure rotation mechanism operable to rotate the drive sprocket around the chain as the blind enclosure rotation mechanism revolves around the enclosure base.

A fall protection system is provided providing all protection for all workers in building erection. The system involves an interior net, and a perimeter net if needed. The net system may be both horizontally and vertically mobile, allowing it to be easily moved as building erection continues.

A boom mountable robotic arm for temporarily supporting an elongate conductor includes a rigid member such as a beam or beam assembly adapted for mounting onto the upper end of a boom for example using a boom adaptor, at least one electrically insulated support post mounted to the rigid member, where each post temporarily supports an elongate electrical conductor, and at least two rotation devices for selectively controllable rotation of the rigid member and the electrically insulated support posts about at least two corresponding axes of rotation.

A Wankel engine having an insert in the peripheral wall of the stator body, the insert being made of a material having a greater heat resistance than that of the peripheral wall, having a subchamber defined therein and having an inner surface bordering the cavity, the subchamber communicating with the cavity through at least one opening defined in the inner surface and having a shape forming a reduced cross-section adjacent the opening, a pilot fuel injector having a tip received in the subchamber, an ignition element having a tip received in the subchamber, and a main fuel injector extending through the housing and having a tip communicating with the cavity at a location spaced apart from the insert.

A carbon oxygen hydrogen motor comprises an enclosure, a combustion chamber, and a plurality of injectors. A rotational crank is positioned within the enclosure and connected with a piston. The piston is positioned within the combustion chamber and connected to the rotational crank by a rod. A stream of hydrogen gas, oxygen gas, and carbon dioxide gas enter into the combustion chamber through the plurality of injectors. A spark plug, which is connected to the combustion chamber, ignites hydrogen gas, oxygen gas, and carbon dioxide gas inside the combustion chamber causing a reaction. The reaction moves the piston upward. After the reaction has taken place, the piston moves downward. The downward motion of the piston ejects all of the byproducts from the reaction through a ejecting valve located in the combustion chamber. Since the piston is connected with the rotational crank, the rotational crank rotates in cycles creating mechanical energy.