Abstract: A cantilever fan including a cantilever blade that is clamped at one end. The fan includes an actuator that applies a periodic force to the blade resulting in periodic deflections of the blade.

Abstract: A fan includes a fan frame, a rotor, a stator module and a protection structure. The fan frame has a base seat and the stator module is disposed on the base seat. The stator module includes a silicon steel sheet assembly having multiple splits and multiple outer faces. The rotor is disposed in the fan frame corresponding to the outer faces of the silicon steel sheet assembly. The protection structure includes multiple posts corresponding to the splits of the silicon steel sheet assembly. The posts are welded with the splits by means of laser welding.

Abstract: A cushion pad for a ceiling fan blade includes an upper pad body and a lower pad body. The upper pad body and the lower pad body each have a neck portion. The neck portion has a through hole. One end of the neck portion has an annular flange. The neck portions of the upper pad body and the lower pad body are respectively inserted in the upper and lower ends of a lock hole of a ceiling fan blade. The upper pad body and the lower pad body are stopped at the mouth of the lock hole through the flanges to provide a stop effect. The cushion pad of the present invention can be assembled easily and applied to various ceiling blades in different thicknesses to enhance its economic benefits.

Abstract: A centrifugal blower assembly comprises a scroll housing including a fluid inlet and a spaced apart fluid outlet. An impeller is disposed in the scroll housing and includes a plurality of spaced apart blades arranged annularly around an axis of rotation of the impeller. A portion of each blade adjacent the fluid inlet is spaced apart from the axis of rotation of the impeller a greater distance than a portion of each blade coupled to a hub opposite the fluid inlet. Each of the blades includes a leading edge that is slanted or curved in a radial direction away from the axis of the rotation of the impeller, causing each of the blades to have a more equal distribution of pressure along a length of each of the blades when the impeller is rotated at a constant speed.

Abstract: A resilient hub assembly comprises a top plate, bottom plate, central hub, and outer spars. The central hub is coupled between the top plate and the bottom plate. The outer spars are coupled between the top plate and the bottom plate, and the outer spars are positioned in a circular arrangement about a common longitudinal axis of the top plate and the bottom plate. The resilient hub assembly is configured to be flexible. The top plate and/or the bottom plate may comprise cutouts, and/or the outer spars may be positioned as to allow a gap between the central hub and the outer spars to promote flexibility.

Abstract: A fan member particularly for use in a vehicle cooling system. A formed metal hub member with a plurality of plastic polymer blade members. The blade members are overmolded on the hub member, preferably individually. The plastic polymer material is molded through openings in the hub member to help securely hold the blade members in place.

Abstract: A blower fan includes a lower plate portion made of a material having a thermal conductivity of 1.0 W/(m·K) or more, and a side wall portion made of a material having a thermal conductivity of 1.0 W/(m·K) or more. An upper plate portion arranged to cover an upper side of the impeller includes an air inlet. The upper plate portion, the side wall portion, and the lower plate portion are arranged to together define an air outlet on the lateral side of the impeller. The blower fan further includes a heat source contact portion with which a heat source is to be in contact, the heat source contact portion being arranged in a surface of the blower fan which faces away from the impeller. The heat source contact portion and the side wall portion are arranged to at least partially overlap with each other in a plan view.

Abstract: The bracket comprising a rail (1) with the base and the holes (2) for fastening to the vertical support. Two pairs of guides (4) in pairs making up the slots narrowing towards the bottom to allocate the top ends of the posts (5), connected with the arched console (9) by means of the stiffeners (6,7) and the strut (8) with at least one tangential flange (10) with a hole (11) to fasten the installed equipment. It is achieved simplifying of operations and reducing time for installation on a wall and a column, simplifying mounting of pump equipment on the arched console surfaces, increasing repairability, durability, providing a possibility of dismantle, compact storing and transporting and re-installation.

Abstract: A fan blade structure applied to a centrifugal fan is provided. The fan blade structure includes a wheel hub and an annular vane. The wheel hub includes a plurality of connecting brackets, and the annular vane includes multiple crests and troughs which interlace to form a continuous curved surface. The continuous curved surface has an outer ring surface and an inner ring surface. The connecting brackets are connected to the inner ring surface and drive the annular vane to rotate.

Abstract: An on-off pilot stage valve arrangement for controlling at least one main stage valve. The on-off pilot stage valve arrangement includes a first pilot valve discretely operable between two states, an on and an off state, the first pilot valve having an input at which there is a first pressure and an output connected to the main stage valve, a second pilot valve discretely operable between two states, an on and an off state, the second pilot stage valve having an input at which there is a second pressure and an output connected to the main stage valve. Both the valves are configured to be set in one of the two states in case the arrangement loses power.

Abstract: A method of controlling a pneumatic actuator for actuation of a pneumatically actuated device. The actuator comprises a piston and a pneumatic cylinder, the piston is arranged to move axially within the pneumatic cylinder. The piston is moved as a function of a pressure in a pressure chamber of the pneumatic cylinder, and the pressure in the pressure chamber is adjusted by a control unit which controls at least a valve and/or a pressure regulator and/or a pressure generating device. A pilot control component, for the control, is determined as a function of at least a sliding friction force and/or at least a static friction force of the pneumatic actuator.

Abstract: A fastening arrangement for fastening an aircraft interior-trim component to an aircraft structural element, including a pin, including a first coupling element having a bearing-contact face portion, wherein the first bearing-contact face thereof has an engagement projection provided to engage with an opening in the surface of the aircraft interior-trim component. An engagement surface of the bearing-contact face portion includes an engagement element arrangement and includes a spacer fixable relative to the aircraft structural element. An engagement face is provided with an engagement element arrangement and includes a through-bore. When the engagement surface of the coupling element is in bearing contact with an engagement face of the spacer, the coupling element and the spacer cannot be displaced with respect to each other in the plane of the engagement surface, and engagement of the engagement elements arrangement is possible in relative positions of the engagement surface and the engagement face.

Abstract: A fastener to engage and hold a first member to a second member. The fastener has a clip member adapted to install into a first aperture on the first member, the clip member having, a main body and a clipping tongue biased away from the body to engage the aperture. The clip also has a mounting portion extending outwardly. A washer can pass over the mounting portion and the washer has an extension to pass between and wedge the main body and the clipping tongue apart. A fastener then engages the mounting portion to secure the clip member, washer, and second member, to the first member.

Abstract: A pipe supporting device is used to support an exposed pipe of a roof. The device includes a base having a flat bottom for resting on the roof, an upright member of a length which is connectable to the base and a receiving portion which is connectable to the upright member for receiving and supporting the exposed pipe. The length of the upright member can be altered by a user at a job site to thereby provide a device having a desired overall height. A upright steel reinforcing component is first installed on the roof and the pipe supporting device is then placed over the reinforcing component so that the component is received within a bottom opening provided on the base of the device. The reinforcing component provides additional structural support for the pipe supporting device in extreme environments, such as hurricane zones.

Abstract: A socket for coupling an end piece to a leg member of an article of furniture is described. The socket is insertable into an opening in the leg member and the socket has an opening therein for receiving a stem of the end piece. The socket comprises a tubular body having upper and lower ends. The lower end comprises the opening for receiving the stem of the end piece and the upper end is insertable into the leg member. In addition, the socket comprises a washer attached to the upper end of the socket. When the socket is inserted into the leg member, the washer has an interference fit with the inner diameter of the leg member.

Abstract: A locking pin with a stud having locking means and retaining means, wherein the stud has at least two separate stud elements, one of which serves as the locking means and the other as the retaining means. The at least two stud elements are rotationally fixed and are connected releasably in axial direction.

Abstract: A fastener includes a shank having a first end and a second end. A first portion of a thread is formed with a first, symmetric thread angle and a second portion of the thread is formed with a second, asymmetric thread angle. The thread may be serrated or jagged over one or more portions of the fastener, including the area of the symmetric thread angle. A blunt end comprises the leading end of the fastener.

Abstract: A pivot transmission device is compact and can be assembled easily and conveniently, and includes a pivot, a base frame having a guide hole, an actuator disposed on the pivot and movable in response to turning of the base frame, and a transmission arm connected with the actuator and the base frame. When the actuator is turned and displaced, the transmission arm drives the guide hole of the base frame to move relative to the pivot for the base frame to depart from (or approach) the actuator, conforming to the operation mode of an electronic apparatus and lowering the obstruction of heat dissipation for the electronic apparatus.

Abstract: A journal bearing for a generator idler gear assembly which includes an impregnated carbon body that has an inner diameter and an outer diameter that provides a bearing thickness. The body includes a height, wherein outer diameter to inner diameter provides a first ratio of approximately 1.3-1.5 and the inner diameter to height provides a second ratio of approximately 1.5-1.9.

Abstract: Embodiments disclosed herein are directed to bearing assemblies that include integrated lubrication, bearing apparatuses including such bearing assemblies, and related methods. For example, a lubricated bearing assembly may include a lubricant that may lubricate the bearing surface thereof during operation of the lubricated bearing assembly and/or bearing apparatus including the lubricated bearing assembly.

Abstract: A bearing lining has a bearing backing layer provided with a coating comprising a first overlay layer and a second overlay layer, the first overlay layer being provided between the bearing backing layer and the second overlay layer. The first and second overlay layers each comprise a matrix material and a soft-phase material that is substantially insoluble in the matrix and dispersed within the matrix as soft-phase particles. The first overlay layer comprises a higher proportion by weight of a grain size reduction additive than the second overlay layer.

Abstract: A two-part bearing cage for a ball bearing, including a first and a second annular body (1a, 1b) having a plurality of retaining claws (2) on their opposing end faces. The two annular bodies (1a, 1b) have an identical design and can be mounted opposite each other in such a way that cut-out sections (3) receive the retaining claws (2), thereby forming pockets (4) for receiving and guiding rolling bodies (5). The number of pockets (4) corresponds to the number of rolling bodies (5). According to the invention, the individual pockets (4) are arranged at a distance from one another in the circumferential direction in such a way that a free area (6) for receiving lubricant is formed between two pockets (4). At least two pairs of retaining claws (2), at least two individual retaining claws (2), and the base of a pocket combine to form one pocket (4). The invention also relates to a ball bearing comprising a two-part bearing cage of this type.

Abstract: A rolling bearing (6), in particular for a turbocharger, having an outer ring (10), an inner ring (11) which is rotatable relative to the outer ring (10) about an axis of rotation (14), and having a number of rolling bodies (19) which are guided in a cage (24) between the outer ring (10) and the inner ring (11). Here, the cage (24) has, on its inner circumference, a guide surface (25) which is guided on a guide track (26) on the outer circumference of the inner ring (11). A groove (32) with a free region (34) extends on the outer circumference of the inner ring (11). The groove (32) includes a groove base (33) which rises in a radial direction toward the guide surface (25). Oil is applied to the free region (34) of the groove (32) via a spray oil hole (22) in the outer ring (10).

Abstract: A rolling bearing with seal ring includes an outer ring having an inner-diameter side, an inner-circumferential surface, and an outer ring raceway formed on the inner-circumferential surface. A seal ring fastened to an axial end portion of the inner-circumferential surface of the outer ring. The inner ring has a first axial end surface on a first side and the outer ring has a second axial end surface on the first side. The first axial end surface is flat and is recessed from the second axial end surface of the outer ring in the axial direction of the rolling bearing. The seal ring is formed into a circular ring shape and includes a seal lip that is made of an elastic material and has a tip-end edge having a sliding contact with the first axial end surface of the inner ring; and a metal core that reinforces the elastic material.

Abstract: To provide a rolling bearing in which a favorable antirust performance can be obtained while reducing an amount of antirust oil than before, after removing chloride ions and sulfate ions from the entire surface of the bearing, antirust oil is provided to adhere thereto at an average film thickness of 4.5 ?m to 10 ?m, and the entire bearing is covered with a volatile corrosion inhibitor film such that a space between the volatile corrosion inhibitor film and the bearing is kept in a pressure-reduced condition.

Abstract: A shaft-to-universal joint coupling structure includes: a column shaft; a universal joint including a shaft yoke; a sleeve to which the column shaft and the universal joint are fitted; and a coupling pin inserted into a through-hole of the shaft yoke and an insertion hole of the sleeve. The coupling pin has a small-diameter portion inserted into the insertion hole, and a step portion positioned inward of an inner peripheral face of the sleeve in the radial direction of the sleeve.

Abstract: Pulley assemblies for vehicle accessories, such as a water pump. The pulley assembly which can be connected to a related housing member, such as a clutch housing member, includes a pulley member directly driven by the accessory belt of a vehicle engine and a separate pair of bearing members. A preferred use of the pulley assembly is with a hybrid coolant pump with two modes of operation, an electric motor operation, and a mechanical pulley-driven operation. A friction clutch assembly can be positioned inside the housing member and can include a softening spring which minimizes parasitic clutch power consumption.

Abstract: A clutch plate for a torque converter is provided. The clutch plate includes a core plate and a friction material layer fixed to the core plate. The friction material layer includes an inner radial portion of a first thickness and an outer radial portion of a second thickness less than the first thickness. The friction material layer includes radially extending channels defined therein extending from an inner circumference of the inner radial portion to the outer radial portion. A method for forming a clutch plate is also provided.

Abstract: A driving force transmission device includes: a switch member that switches a first rotary member and a second rotary member between a coupled state and a decoupled state; a second friction member that generates a frictional force between the rotary members; a piston member that has first to sixth engaged portions formed in the shape of a staircase and that presses the switch member and the second friction member in an axial direction; a biasing mechanism that presses the switch member and the second friction member toward the piston member; and an engaging member that engages with one of the plurality of engaged portions. The engaging member rotates the piston member by sliding on a plurality of tilted surfaces of the plurality of engaged portions, and the piston member is always pressed toward the engaging member by a biasing force of the biasing mechanism.

Abstract: A torque transmitting mechanism for a transmission includes a first and a second rotating member, a rotating piston, a stationary piston, and a first bearing. The rotating piston is rotatably connected to the first rotating member and includes a splined end. The stationary piston is disposed in a stationary housing of the transmission. The stationary piston and the stationary housing form a hydraulic fluid piston apply chamber. The first bearing is disposed between the rotating piston and the stationary piston. The splined end of the second rotating member is axially aligned and configured to engage with the splined end of the rotating piston.

Abstract: A breather structure is provided with: a communication passage which communicates a cylinder oil chamber with the atmosphere; and a stem which is disposed in the communication passage. A stem receiving section is formed in the side of the connection passage on the side of the cylinder oil chamber, the stem receiving section allowing the stem to be disposed inside with a clearance which allows air to be discharged from the cylinder oil chamber while maintaining the hydraulic pressure within the cylinder oil chamber. An air discharge section opened to the atmosphere is formed on the side of the atmosphere in the connection passage. Also, a pit section which releases the clearance to the air discharge section and a restricting section which restricts the movement of the stem toward the air discharge section are respectively formed in the inner peripheral surface of the communication passage.

Abstract: Provided is a clutch device capable of reliably transmitting predetermined torque. Power is transmitted from an outer ring to a second gear through a first gear. The teeth of the first gear are formed so that the lines of the teeth are non-parallel to the center axis. The direction of axial force generated by the reaction force of the second gear and acting on the first gear is set to be the same as the direction of movement of the outer ring. When rollers engage with raceway surfaces and power is transmitted from the first gear to the second gear, the reaction force of the second gear promotes the movement of the outer ring in the axial direction. Predetermined torque can be reliably transmitted because axial pull-in force between an inner ring and the outer ring increases.

Abstract: A vehicle automatic transmission of a multistage type having a plurality of shift stages selectively established depending on a combination of engagement and release of multiple engagement elements, comprises: a torque converter coupled to an input rotating member of the automatic transmission; an oil pump coupled to a pump side of the torque converter, at least one of the multiple engagement elements being a meshing engagement element, and the meshing engagement element being at least partially disposed on an inner circumferential side of at least one of the torque converter and the oil pump.

Abstract: First temporary capacity reduction control that when acceleration ON is judged during coasting lock-up, brings lock-up clutch (20) into slip state by decreasing torque transmission capacity of lock-up clutch and subsequently returns lock-up clutch to lock-up state by increasing torque transmission capacity is executed. Control unit performing second temporary capacity reduction control that when return of accelerator pedal depression is judged during the progress of returning to lock-up state, decreases torque transmission capacity again and subsequently returns lock-up clutch to lock-up state by increasing torque transmission capacity is provided. In second temporary capacity reduction control, torque transmission capacity is decreased with predetermined torque transmission capacity by which lock-up clutch is not fully disengaged being lower limit value.

Abstract: A device for assembling a railway wheel with brake discs, the brake discs arranged to face each other across a railway wheel web and a center-deviation prevention key penetrating the web, includes a disc support supporting an internal hole of one of the brake discs; a wheel support provided concentrically with the disc support within the disc support, and supporting a hub's bore of the railway wheel on the brake disc supported by the disc support; and a bolt support provided concentrically with the disc support and the wheel support outside of the disc support, and supporting the bolt to correspond to bolt holes formed in the brake discs and the web of the railway wheel. The disc support and the wheel support are individually rotatable about a railway wheel central axis. The disc and wheel supports and the bolt support move up and down relatively to each other.

Abstract: The present invention is directed to a stainless steel brake disc which is excellent in toughness, corrosion resistance, and wear resistance, and comprises, in % by mass, 0.030 to 0.080% of C, 0.05% to 1.0% of Si, 1.0 to 1.5% of Mn, 0.035% or less of P, 0.015% or less of S, 11.0 to 14.0% of Cr, 0.01 to 0.50% of Ni, 0.001 to 0.15% of V, less than 0.1% of Nb, 0.05% or less of Ti, 0.05% or less of Zr, 0.05% or less of Al, 0.015 to 0.060% of N, 0.0002% or more and 0.0050% or less of B, and 0.0080% or less of O, wherein an AT value of equation 1 is 0.055 to 0.090, equation 2 is satisfied, a ferrite phase fraction, in which an IQ value of an EBSD pattern is 4,000 or more, is 1% to 15%, a Charpy impact value is 50 J/cm2 or more, and hardness is 32 to 38 HRC. C+0.8(N?B)??(1) PV=1.2Ti+0.8Zr+Nb+1.1Al+O?0.

Abstract: An assembly comprises a flange and a disc, wherein the disc has a brake band and a drum, said drum having an outer drum surface, said drum being suitable for receiving a bearing inside said drum, said disc being arranged between the bearing and said flange, and wherein the flange comprises an inner ring coupled with the disc and an outer ring able to be coupled with a wheel rim, said flange also comprising an intermediate portion having flange through openings defined by an opening edge, said opening edge comprises a radially most inner edge portion, wherein at least one portion of the outer surface of the drum of the disc is arranged radially outside of the edge portion of the flange opening arranged most radially inside.

Abstract: The present invention provides a spring steel, which is finally formed into a spring, by making use of, at a maximum, the temper softening resistance effect due to alloying elements while suppressing the formation of hard inclusions of SiO2 and the generation of decarburization, which may cause deterioration of fatigue characteristics of the spring. The spring steel is characterized by comprising, in % by mass, C: 0.50 to 0.70%, Si: 1.00 to 5.00%, Mn: 0.30 to 2.00%, P: 0.0002 to 0.0500%, S: 0.0002 to 0.0500%, Cr: 0.10 to 3.50%, Al: 0.0005 to 0.0500%, and N: 0.0020 to 0.0100%, with the balance being Fe and inevitable impurities, wherein the H-value defined by the following equation (a) is 160 or more, and the C-value defined by the following equation (b) is 3.25 or less: H=33.6[C]+10.0[Si]+5.95[Mn]+11.1[Cr]+90.0??(a), and C=[Si]/[Mn]??(b).

Abstract: There is disclosed a device comprising two wire rope isolators for isolating an object from external motions. The wire rope isolators are arranged such that, if one of the two wire rope isolators is loaded in compression, then the other wire rope isolator is loaded in tension.

Abstract: A shock absorber includes a gas spring cylinder containing a piston moveable between an extended position and a compressed position within the gas spring cylinder. A mechanical actuator is arranged whereby a bleed port is automatically closed when the gas spring is compressed to a predetermined position corresponding to a desired sag setting. In one embodiment, the position corresponds to a predetermined sag setting whereby the gas spring is partially compressed. In another embodiment, a proper sag setting is determined through the use of a processor and sensor that in one instance measure a position of shock absorber components to dictate a proper sag setting and in another instance calculate a pressure corresponding to a preferred sag setting.

Abstract: An anti-vibration unit, which enables a reduction in man-hours to be achieved during manufacturing and a reduction in the number of parts, is provided. A boss member of an anti-vibration device is pressed into a press-fitting section of a second bracket so as to be firmly fixed. The omission of the bolt enables a corresponding reduction in the number of parts. Moreover, by omitting the bolt in this way, there is no need to form a female threaded section on the boss member of the anti-vibration device, thus enabling a corresponding reduction in man-hours during manufacturing. In addition, when chemically treating the boss member of the anti-vibration device, it is unnecessary to implement a step for protecting the female threaded section with a masking bolt, thus eliminating the need to attach and detach the masking bolt, which in turn enables a corresponding reduction in man-hours during manufacturing.

Abstract: The vibration damper for damping vibrations for rotation around an axis of rotation, including a first component with at least one bow spring channel formed radially outside of a second component. A spring is formed in the bow spring channel, and fixed by a counter-component, wherein the first and second component and counter-component are made of sheet metal, characterized in that the second component and at least one of the following contact components: a) the first component and b) the counter-component have common contact areas, into which the second component and the at least one contact component run vertically to the rotation axis, and in which the edges thereof for centering lie one against the other, at least in some sections.

Abstract: A torque fluctuation absorbing apparatus comprises a first plate member, a second plate member disposed at a position axially offset from the first plate member, an intermediate plate member that is disposed between the first plate member and the second plate member and has a frictional sliding surface mating with the second plate member, rolling elements disposed so as to roll between the intermediate plate member and the first plate member, and resilient member that allows the intermediate plate member and the first plate member to rotate relative to each other. The intermediate plate member and the first plate member have acting sections on a surface whereon at least one of the rolling elements rolls, the acting sections press the intermediate plate member against the second plate member by a relative rotation between the intermediate plate member and the first plate member.

Abstract: A planetary gear mechanism, in particular for wind power plants, includes at least one planetary gear stage that has two power-split planetary stages connected in parallel. At least one of the two planetary stages includes a ring gear which is operatively connected to a housing. At least three planetary gear wheels are arranged on an inner circumferential face of the ring gear. The ring gear is flexible in the radial direction and is configured to be adjustable in order to compensate load between the at least three planetary gear wheels and the ring gear.

Abstract: Disclosed is a planetary gear reducer for a vehicular steering apparatus. The planetary gear reducer includes: a sun gear, to which a steering shaft is joined; a planetary gear circumscribing the sun gear; a carrier, to which a rotary shaft of the planetary gear is joined; a ring gear, in which the planetary gear is inscribed; and backlash compensation members. The backlash compensation members are coupled to one or more of the sun gear, the planetary gear, and the ring gear such that the backlash compensation members are rotated in a state where they are in close contact with each other.

Abstract: A planetary gear train of an automatic transmission for a vehicle may include an input shaft receiving torque of an engine, an output shaft outputting changed torque of the engine, a first planetary gear set including first, second, and third rotation elements, a second planetary gear set including fourth, fifth, and sixth rotation elements, a third planetary gear set including seventh, eighth, and ninth rotation elements, a fourth planetary gear set including tenth, eleventh, and twelfth rotation elements, and seven friction elements disposed to selectively connect the rotation elements and selectively connect the rotation elements with a transmission housing.

Abstract: To provide a simple design chain tensioner that enables formation with fewer components and simplifies assembling process, and is capable of driving a chain stably, thereby reducing wear or occurrence of breakage and improve durability. The chain tensioner 100 includes a chain-drive guide shoe 130 pivotally supported on an arm 120 provided to a tensioner body 110. A bushing part 140 of the chain-drive guide shoe 130 includes a mating hole 141 to mate with a first pin portion 122 that extends from the distal end of the arm 120 to one lateral side, and a guide part 142 guided by a part of a second pin portion 123 that extends to the other lateral side, and a slit 143 wider than a portion of the arm 120 facing the chain-drive guide shoe 130 is provided between the mating hole 141 and the guide part 142.

Abstract: A variable flow hydraulic tensioner (10) for a chain or belt can include a fixed member (12) having a first port (12a), and a movable member (14) in engaged with the fixed member (12). The movable member (14) can include a second port (14a) initially aligned with respect to the first port (12a) to allow fluid flow therethrough. A first spring (16) can bias the movable member (14) with respect to the fixed member (12) to align the first and second ports (12a, 14a) with respect to one another to allow fluid flow therethrough. A second spring (18) can have less spring force than the first spring (16) to bias the movable member (14) in an opposite direction with respect to the fixed member (12), such that as the chain or belt wears, a differential force between the first and second springs (16, 18) diminishes until the movable member (14) moves relative to the fixed member (12) sufficiently to offset the first and second ports (12a, 14a) with respect to one another to prevent fluid flow therethrough.

Abstract: A belt tensioning device for a belt drive having at least one apparatus with a housing, a driveshaft and a belt pulley, as well as an infinite belt for driving the belt pulley. The belt tensioning device includes a base that can be or is firmly connected to the apparatus, exactly one tensioning arm that, relative to the base, is supported so as to be pivotable around a pivot axis and that, via a torsion spring, is supported in the circumferential direction against the base. The belt tensioning device also includes a tensioning roller that, at the tensioning arm, is supported so as to be rotatable around an axis of rotation and serves to tension the belt. When the belt tensioning device is mounted at the apparatus, the pivot axis of the tensioning arm is arranged inside the outer diameter of the belt pulley of the apparatus.

Abstract: An actuator arrangement comprises an epicyclic gear set 4a, 4b including a sun gear 7, at least one planet gear 9 in meshing engagement with the sun gear 7, and a ring gear 3 in meshing engagement with the planet gear 9, the planet gear 9 being carried by a rotatable support 5, wherein one of the sun gear 7 and the support 5 is arranged to be driven by a motor 2 and the other of the sun gear 7 and the support 5 is arranged to drive an actuator 18, and a clutch arrangement 6 operable to resist rotation of the ring gear 3.