Abstract: The invention is a ramp removably mounted to at least one sidewall of a cargo bed of a vehicle. The ramp can be removed to create a support bridge between the cargo bed and the ground. The cargo bed of the preferred embodiment has four sidewalls, and the ramp is mounted to one sidewall of the cargo bed, preferably by a hinge and locking mechanism. One of the sidewalls of the cargo bed is a tailgate having a groove for accepting a lip on the end of the ramp, while the opposite end of the ramp rests upon the ground. Then a motorcycle, ATV, tractor or other wheeled vehicle can be loaded or unloaded easily, and the ramps are readily available and securely stored.

Abstract: A front structure for a vehicle is provided with a vehicle body frame, a front cover covering a front portion of the vehicle body frame, a left-right pair of light units supported on the front cover, a carry pipe supported at the front end of the vehicle body frame, and a grille disposed on the front side of the carry pipe. The carry pipe is provided with a vertical-direction extension portion and a left-right direction extension portion. The grille covers the vertical-direction extension portion from the front side while exposing at least a part of the left-right direction extension portion. Each of the light units has a front extension wall portion overlapping with a flange portion of the grille.

Abstract: A rear vehicle body structure including a left-right pair of first rear frame, a second rear frame arcuate in plan view which is connected to the rear ends of the first rear frames, a rear bumper beam with a front surface of a central portion thereof connected to a rear surface of the second rear frame, a left-right pair of fender beams with one-side end portions thereof connected respectively to both end portions of the rear bumper beam, and a left-right pair of rearmost portion pillars connected to the other end portions of the fender frames.

Abstract: An undercarriage liner made of plastic for a vehicle is detachably attached to the adjacent vehicle chassis. In order for an undercarriage liner to have a significantly lower weight per unit of area, and thus a definitely reduced total weight, while retaining the same flexural strength and impact strength, the undercarriage liner, in the form of a sandwich structure, has a lightweight core layer of polypropylene foam or unconsolidated glass-mat-reinforced thermoplastic. The core layer is provided with a thin cover layer of polypropylene fiber-reinforced polypropylene on both sides. The two rigid and high-impact cover layers are each thermally bonded to the core layer.

Abstract: The invention relates to a raising mechanism for a sliding roof, comprising a guide rail, a pair of levers, and a carriage. Each lever has a guide rail side end and a cover side end, and the levers are pivotally coupled with each other through a joining axle. During traversing movement, the carriage exerts a vertical force on the joining axle and lifts the joining axle, in order to thereby move the pair of levers to a raised position. The invention further relates to a vehicle roof with such a raising mechanism.

Abstract: In accordance with the present teachings, an automotive vehicle open air system includes a pair of tracks connected to the vehicle, a flexible roof that is coupled to the tracks, one or more movement mechanisms that are integrated in the tracks and connected to the roof, an automatic actuator and a rear header that is connected to the roof and is movable with the roof. Other aspects of the teachings, the rear header may include a stop light that is mounted in the header or it may include a rear windshield wiper system.

Abstract: A folding seat assembly to provide easy access to a storage area behind the seat for use particularly in boats or aircraft. The seat assembly allows a seat (32) to be folded into a seat box (1) and rides on a pivot pin (27) within a track aperture (26). A lock (11) is provided to secure the seat within the seat box. An upper handle (9) on the bottom of the seat frame assist the user in lowering the seat to an open use position. A lower handle (10) allows the seat box to be lifted upward for access to storage and equipment behind the seat. The seat box is supported in the latter position by at least one lifter (21) attached to a back of the seat box and a support on the boat or aircraft in which the seat assembly is used.

Abstract: A deck chair, which includes a base frame, a seat frame horizontally affixed to the base frame at the top, a head frame pivoted to the seat frame and selectively positioned in one of a series of angular positions, a folding extension frame unit pivoted to the seat frame opposite to the head frame and selectively positioned in one of a series of angular positions, and a soft mattress covering the head frame, the seat frame and the folding extension frame unit.

Abstract: A passenger bicycle seat assembly (20) includes a box plate (30) that secures the assembly (20) to the bicycle (28). A position locking device (44) extends from the bottom of the box plate (30) and engages the frame (26) of the bicycle (28) and prevents movement of the assembly (20) from side to side. The box plate (30) defines a hole (54) that extends through the box plate (30). The hole (54) is disposed adjacent to the rear end (34) of the box plate (30) and secures the box plate (30) to the bicycle (28). The hole (54) encloses and fits the mounting shaft (24) that extends between the operator seat (22) and the frame (26) to prevent movement side to side and forward and backward along the frame (26).

Abstract: A system and method for remote actuation of a vehicle head restraint includes an actuator arrangement configured to effect movement of a head restraint from a raised position to a lowered position. A sensor defines a first area, and is configured to output signals to the actuator arrangement to facilitate movement of the head restraint from its raised position to its lowered position when an object comes within a predetermined distance of the first area. The sensor is disposed proximate a rearview mirror in the vehicle such that a vehicle operator can simultaneously view the head restraint in the mirror and the first area.

Abstract: A slipcover for a piece of furniture having a base, a back, and a seat portion, wherein the slipcover fabric has a stretch in length which behaves dynamically with respect to a stretch in width, with the minimum stretch in fabric width being 60%, the minimum stretch in fabric length being 40%.

Abstract: A vehicle seat arrangement includes a child seat which is mounted in a rearward facing configuration to a backrest of an adult seat such that the backrest of another adult seat at least partially supports the backrest of the child seat.

Abstract: A child carrier is adapted to be coupled to a stroller frame having a pair of first interlocking members, and includes a child-carrying member; a handle operable to rotate relative to the child-carrying member between a holding position and a rest position; a pair of second interlocking members, each of which is movable between a locking position, where the second interlocking member is adapted to engage a respective one of the first interlocking members of the stroller frame when the handle is disposed at the rest position, and an unlocking position, where the second interlocking member is adapted to disengage the respective one of the first interlocking members when the handle is disposed at the holding position; and a pair of position-controlling mechanisms pivoted to the child-carrying member for controlling operation of the second interlocking members.

Abstract: A method and apparatus for assembling restraint anchorage for use in child seat restraint anchorage and forms a portion of a bracket to engage a tubular rail that supports a plurality of latch wires. A portion of the bracket extends longitudinally along the tube. The extended portion is connected to the tube by mechanical engagement, preferably with a fastener. In a preferred embodiment, the fastener is formed by portions of the latch wire by cold heading shoulders on leg portions of the latch wires.

Abstract: A seating unit includes a base, a reclineable back, a seat, and a control operably supporting the back and the seat on the base for movement between upright and recline positions. The control includes a pair of flexible support members and a link that combine to operably support the seat and back for synchronous movement on the base upon recline. The flexible support member is stiff in a vertical direction for carrying a combined weight of the one component and of the seated user, but flexible in a horizontal direction to permit a swinging movement of its ends upon recline. The link is rigid and pivoted to the base for movement about a horizontal axis and also pivoted to the one component. By this arrangement, the flexible member and the link move the one component along a defined path during recline of the back.

Abstract: A raiser seat for assisting a person from a sitting to a standing position is described. The seat comprises: a seat frame (4); a seat (10) supported for movement relative to the seat frame between a lowered position and a raised position; and a movement mechanism for moving the seat between the lowered and the raised positions. The movement mechanism comprises at least one cam (104) and the seat rests on the at least one cam such that rotation of the at least one cam results in movement of the seat relative to the seat frame.

Abstract: A sliding armrest for use in an automotive vehicle. The sliding armrest including a lower cover, and a lower rail case arranged on a top surface of the lower cover. The armrest includes a guide arranged on the surface of the lower rail case and an upper case cover having a plurality of bosses extending from the surface thereof with the bosses contacting the guide. The sliding armrest also includes a force member arranged between the upper case cover and the guide.

Abstract: A collapsible wingback chair that includes a seat base portion and to which is secured a lower portion of a pair of side wings that include upper portions that are movable relative to a chair back that is pivotally mounted so as to be movable between an upright position when the chair is in use to a folded position in overlaying relationship with the base with the upper portions of the side wings also being folded relative to the base to thereby form a compact configuration for handling, shipping and storage. The side wings are selectively secured to the chair back when the back is in a raised position to thereby permit use of the chair in a conventional manner.

Abstract: A seating element for an automobile vehicle with a cushion formed from a central portion (10) with an exterior face for supporting a user seated on the seat and at least a lateral portion (20) on the door side, the lateral portion (20) being provided with at least one insert (30) lodged in the cushion, and in which the said insert (30) has a directional elasticity resulting in a stiffness in a first direction along the transversal axis with a first value and a stiffness in a second direction perpendicular to the said exterior face for support with a second value inferior to the said first value.

Abstract: A passenger seat comprising a reclinable backrest that is provided with a cover on its front side, and a foam-filled air cushion arrangement disposed below the cover and comprising, relative to the backrest, at least one centrally disposed air cushion and at least two side air cushions.

Abstract: A woven chair is disclosed as having a frame with first and second end bars opposed from each other, the first and second end bars spanning opposed side bars, and a first end secondary bar extending parallel to the first end bar and spanning the side bars. The chair may also include a first end tertiary bar spanning the side bars. Yarn may be configured around the bars to form a woven chair. In other embodiments, a chair frame may have an outer main frame with a pair of end bars and a pair of side bars and inner framing engaged with the outer frame, the inner framing comprising a plurality of inner bars, at least one of the plurality of inner bars being adjacent to each of the end bars and side bars, each of the bars being utilized to weave yarn to form a woven chair.

Abstract: A dump hopper for a road sweeper includes a dump door, a debris guide chute, and an actuating mechanism for pivoting the dump door and debris chute between travel and dumping positions. The dump door is sandwiched between a hopper and the guide chute in the travel position and seals a debris discharge opening of the hopper. A pair of fluid cylinders are pivotally connected to the dump door and the guide chute and cooperate with cam and cam followers to hold the dump door in sealed relationship to the debris discharge opening until the debris guide chute has been fully deployed.

Abstract: A cutting drum for a scarifying milling machine includes a rotatable drum having a generally cylindrical outer surface, and a plurality of flight blocks mounted onto the outer surface of the drum, defining a helical flight extending therearound. Each of the flight blocks includes a slot and at least one pocket formed therein. Each slot is generally rectangular and adapted to receive a tool holder. Each flight block includes a tool holder, having a generally rectangular body, removably mounted within the slot. A retainer is positioned within each pocket. Each retainer includes a planar tapered surface that is parallel to and engages one side of the rectangular body of the tool holder within the slot of the flight block to secure the tool holder therein.

Abstract: An auxiliary braking system and method of controlling the braking a towed vehicle is provided that includes a remote control that is in selective communication with an auxiliary braking unit positioned in a towing vehicle. More specifically, it is often desirable for the operator of the towing vehicle to assess the performance of the auxiliary braking apparatus positioned in a towed vehicle. In addition, it is often advantageous for the operator to perform real time adjustments to the performance parameters of the auxiliary braking apparatus positioned in the towing vehicle without having to cease driving and physically access the auxiliary braking device.

Abstract: In a liquid pump for a braking system of a vehicle, one end of a piston is slidably inserted into a cylindrical space of a housing member, and a sliding ring is provided on the piston. A suction chamber is formed by an inner peripheral surface of the housing member, an outer peripheral surface of the piston and the sliding ring. An inner diameter “Dk” of the housing member is made larger than an inner diameter “Dc” of the cylindrical space. As a result, the volume of the suction chamber is increased, without making the piston smaller in its diameter.

Abstract: The present invention makes an improved braking system available. This comprises a brake pedal and/or a servo unit and also incorporates a hydraulic unit including an integrated electronic controller (for short: EBS) and a hydraulically actuated wheel brake associated with each wheel. Hereby, the wheel brakes are connected hydraulically to the electronic hydraulic unit as is also the brake pedal/servo unit. A brake cylinder for the wheel brake is arranged to be prefilled by means of a “prefill” function in order to at least partly reduce the clearance gap. For the first time hereby, the braking system is provided with a switching device by means of which the “prefill” function is arranged to be switched on or off in dependence on a selectable operating mode. Moreover, the invention proposes a method for electronically regulating the brakes utilizing such a braking system.

Abstract: A vehicular anti-lock control system includes: a ground load calculation section for detecting or estimating a ground load of a wheel; a road surface friction coefficient calculation section for detecting or estimating a road surface friction coefficient; and a reference fluid pressure calculation section for calculating an upper side reference fluid pressure and a lower side reference fluid pressure in anti-lock control based on the ground load and the friction coefficient. The upper and lower side reference fluid pressures are respectively determined to be an upper limit value and a lower limit value of a fluid pressure in anti-lock control. Therefore, it is possible to suppress the amount of change in the fluid pressure during anti-lock control, thus improving the braking effect and the braking feel.

Abstract: A piston-type accumulator, with an axially movable piston (8) in a housing bore (5), includes a seal (4) interposed between the piston (8) and the housing bore (5), which is fixed inside the housing bore (5), and a cover (6) for closing the housing bore (5). The housing bore (5) is designed as a stepped bore enlarged in diameter in the direction of the cover (6) for the simple accommodation of the seal (4).

Abstract: A vehicle control apparatus for controlling a prime mover and wheel brakes which are equipped in a vehicle with an automatic transmission. The vehicle control apparatus includes a prime mover stopping unit which stops and restarts the prime mover under predetermined conditions, and a braking force retaining unit which retains braking force of each of the wheel brakes. Even if the automatic transmission is set in a neutral range, the braking force retaining unit is controlled to retain the braking force of the wheel brakes for a first predetermined time after the operation of a brake operation member is disengaged.

Abstract: The invention provides a brake control apparatus that improves the controllability of a vehicle in the control for restraining slip of the wheels. The brake control apparatus includes: wheel cylinders that apply braking force individually to wheels by supplying a working fluid; retention valves that are provided respectively upstream of the wheel cylinders and that are opened and closed so as to restrain slip of the wheels; a common control valve provided upstream of the retention valves to supply the working fluid to the wheel cylinders; and a control portion that controls the common control valve by different control laws to restrain fluctuations in pressure on a primary side of the retention valves caused by fluctuations in a capacity to which the working fluid from the common control valve is supplied, by opening or closing of the retention valves.

Abstract: The invention provides an electro-mechanical brake system which can keep a stop state even if a malfunction is generated in a parking brake, and an electro-mechanical brake apparatus used for the electro-mechanical brake system. An electro-mechanical brake actuator presses a brake pad to a disc rotor so as to independently brake a braking force of each of wheels. A parking brake is constituted by a pawl portion attached to a motor of a motor driving the electro-mechanical actuator and a latch. A main controller detects a failure of the parking brake on the basis of a motor displacement at a time of reducing a motor current, and increases the pressing force in the remaining normal parking brake in the case that the parking brake failure in one wheel or more is detected.

Abstract: During normal braking, a brake fluid supply route is used through which brake fluid is supplied from a master reservoir to wheel cylinders to using first to fourth pumps. When an abnormality occurs, a route is used through which a master cylinder pressure, which is generated by depressing a brake pedal, is transmitted through brake conduits to the wheel cylinders for both front wheels. First to fourth linear valves are provided in parallel with the first to fourth pumps, respectively, and during normal braking, the first to fourth linear valves are operated under duty control to adjust the wheel cylinder pressures that are generated in the wheel cylinders to, respectively.

Abstract: Disclosed is an elastic crawler formed with an elastic material in the shape of an endless track, and used as the wheel for the work vehicle with enhanced reliability and durability. The elastic crawler includes a crawler body 2A formed with an elastic material and having lugs 4L, 4R, 5L and 5R protruded at the ground contact side thereof, and cores 3 having wings 3L and 3R extended left and right to the center of the crawler body in the width direction thereof, and arranged parallel to each other in the longitudinal track direction of the crawler body such that the wings face the lugs formed at the crawler body. The crawler body has first and second lug units alternately arranged parallel to each other in the longitudinal track direction thereof (in the direction of Y1 and Y2). The first lug unit has left lugs 4L facing each other over two wings, and right lugs 4R arranged right to the center of the crawler body while proceeding symmetrical to the left lugs around the center.

Abstract: An electrical power supply system is provided that includes a vehicle interior trim member selectably mountable to a vehicle interior. The trim member includes an electrical load device and a releasable connector for receiving electrical energy for powering the electrical load device. A power supply connector is electrically coupled to a power supply and releasably attachable to the releasable connector. A switching circuit determines a position of the releasable connector relative to the power supply connector. The releasable connector is connected to the power supply connector when the trim member is selectively attached to the vehicle and is disconnected from the releasable connector when the trim member is detached from the vehicle. The switching circuit disconnects power from the power supply connector when the proximity of the releasable connector relative to the power supply connector is outside of a predetermined range and connects power when within the predetermined range.

Abstract: A moving device moves a plate shape movable member, between a usable position and a non-usable position. The moving device includes a driving device attached to the movable member for moving the same, a sensor for detecting a movement of an occupant, and a control device electrically connected to the driving device and the sensor for operating the driving device to move the movable member between the usable position and the non-usable position based on a signal from the sensor. The movable member can be easily actuated by the sensor.

Abstract: A power stealing system having a switch and a circuit that takes power from equipment to operate control electronics. The system may be such that power stealing occurs while the equipment is not powered to avoid disruption or false signals in the electronics or equipment. The circuit may convey taken power to a storage device. The electronics may be powered by the storage device. The storage device may have a capacitor, a rechargeable battery, a non-chargeable battery, a solar cell, fuel cell, line power, and/or the like.

Abstract: A regulator circuit, embedded in a device, which is adapted to draw power from a power source internal to the device and a power source external to the device. The regulator circuit includes a first circuit segment for regulating power supplied by the internal power source, a second circuit segment for regulating power supplied by the external power source, an output circuit segment that monitors the output of the regulator circuit and supplies regulated power to the device. Additionally, responsive to the monitoring the regulator circuit preferentially draws power from the second circuit segment and complements the drawn power with power from the first circuit segment to maintain a regulated power supply at the output.

Abstract: A power system and method of supplying electrical power to a load is disclosed and wherein the invention includes a plurality of serially electrically coupled DC power sources each having an electrical power output which is supplied to a load; a charge storage device electrically coupled with the plurality of DC power sources, and having a maximum electrical charge which is substantially equal to the electrical power output of one of the plurality of DC power sources; and means for electrically decoupling at least one of the plurality of DC power sources while simultaneously electrically discharging the charge storage device to the load.

Abstract: Disclosed is an uninterruptible power supply including a switch connected between an external power source and a load, a power supply module connected to the external power source and the switch for receiving and converting an input power and supplying converted power to the load, a battery module connected to the power supply module for storing electric power or supplying electric power to the power supply module, a control module connected to the external power source and the battery module and powered by the external power source or the battery module for generating a control signal according to a specific operating status of the power supply module to manipulate the switch so as to supply power to the load through the power supply module or a bypass route, and a display panel connected to and powered through the control module for receiving and displaying system status information from the control module.

Abstract: Provided is a parallel uninterruptible power supply system including a first uninterruptible power supply and a second uninterruptible power supply connected in parallel with each other, and a connector interconnecting a first signal transmission line of the first uninterruptible power supply and a second signal transmission line of the second uninterruptible power supply. A first control module of the first uninterruptible power supply can directly receive data signal outputted from a second power supply module and a second battery module of the second uninterruptible power supply, and a second control module of the second uninterruptible power supply can directly receive data signal outputted from a first power supply module and a first battery module of first uninterruptible power supply, so that the first uninterruptible power supply and the second uninterruptible power supply can communicate directly with each other.

Abstract: An automatic pulling plug and a plug apparatus are disclosed. The automatic pulling plug apparatus includes a plug controlled by a motor which can mechanically disconnect commercial power such that even a small amount of current cannot be applied to electrical loads when the electrical loads do not consume power, and a multiple receptacle box in which a plurality of receptacles are formed, in which the multiple receptacle box is connected to the plug. More specifically, the automatic pulling plug apparatus includes a plug and a multiple receptacle box. The plug includes a plug pin being protruded to the outside and inserted in the receptacle; a movable contact body reciprocating to connect and disconnect a electrical loads to the plug pin; a motor for being reciprocated the movable contact body; a controller for controlling a operation of the motor, and an outer case for protecting the elements of the plug.

Abstract: In a moving magnet type linear actuator (10), a stator (30) having an armature (32) including a magnetic iron core (33) fixed on a stator base (31) and an armature winding (34) wound around the magnetic iron core (33); and a movable body (20) having a field permanent magnet (21) arranged oppositely to the magnetic iron core (33) through a magnetic gap and a magnetic holder (22) supporting the field permanent magnet (21) and movably arranged on the stator base (31), the magnetic holder (22) is made of a non-magnetic substance, and a magnetic back yoke (39) is arranged on the side opposite to the armature with respect to the field permanent magnet (22) to from a gap between the magnetic back yoke (39) and the field permanent magnet (21) and is fixed to supporters provided on the stator base (31).

Abstract: An actuator has a columnar magnetostrictor 51, a drive coil 54, and an elastic member (sponges 52a, 52b). The columnar magnetostrictor 51 has one end defined as a fixed end and the other end defined as a free end to expand and contract along an axial direction; the drive coil 54 is arranged to generate a magnetic field to expand and contract the columnar magnetostrictor 51 by a drive current; the elastic member (sponges 52a, 52b) is disposed on each of two end faces of the columnar magnetostrictor 51; an object (plate body 7) can be actuated with expansion and contraction of the columnar magnetostrictor 51.

Abstract: A stator for use in a motor, being wound with a coil, includes a main body fixed to a inside of the motor; a plurality of teeth formed to be integrated with the main body and respectively wound with the coil; gap reducers, each of which being formed on upper and lower surfaces of each of the teeth and protruding in a direction to decrease gaps between an upper surface of each of the teeth and the coil and between a lower surface of each of the teeth and the coil; and punch damage barriers, each of which having plane surfaces extending to both sides of each of the gap reducers and connected to both sides of each of the teeth. Further, the stator is manufactured by pressing soft magnetic powder.

Abstract: A rotor device includes a hub and a case member disposed in the hub. The hub has a closed end and an open end with the outer surface of the closed end providing a first opening and the inner surface of closed end providing a second opening. The characteristics are a slant flow passage is disposed between the first opening and the second opening and communicates with the first opening for increasing fluid flow and preventing from foreign objects entering the hub and the case member via the flow passage and the second opening.

Abstract: A rotor for use in a motor with a cooling function includes a main body and a plurality of cooling blades formed to be integrated with the main body. The main body includes attachment reinforcing openings and is formed by pressing soft magnetic powder. The cooling blades are formed through injection molding into the respective attachment reinforcing openings of the main body. Alternatively, the cooling blades are integrally formed with the main body by pressing along with the main body.

Abstract: A cooling fan includes: a casing having a base wall and a surrounding wall that extends transversely from the base wall, and that has an inner wall surface and a top opening; a stator mounted on the inner wall surface of the surrounding wall; a shaft protruding from the base wall; a fan blade unit including an annular hub that is journalled rotatably to the shaft, a supporting ring that surrounds the hub, and a plurality of blades that extend between and that are connected to the hub and the supporting ring; a rotor mounted on the supporting ring; and a cover in the form of a circuit board mounted on the top end face of the surrounding wall for covering the top opening in the casing and including a substrate formed with a central opening.

Abstract: A cooling fan includes: a casing having a surrounding wall that defines an accommodating space; a circuit board disposed in the accommodating space and including a substrate and a control circuit, the substrate having a center portion that has a peripheral edge, and a plurality of spaced apart connecting beams that extend from the peripheral edge of the center portion and that are connected directly and securely to the surrounding wall; a hollow shaft secured directly to and protruding from the circuit board into the accommodating space; a stator mounted securely on the center portion of the substrate of the circuit board and coupled to the control circuit; a fan blade unit disposed in the accommodating space and including an annular hub journalled rotatably to the hollow shaft; and a rotor mounted on the hub.

Abstract: The aim of the invention is to improve the production, design, and effectiveness of rollers or roller motors. Said aim is achieved by using a plastic support unit for the individual magnets in order to produce a multipole motor that has a small diameter and can be integrated into a roller. Said plastic support unit can be unscrewed after being incorporated into a return tube. Additionally, a roller comprising an integrated roller motor (24) is cooled by means of an external or internal cooling device (25, 26) so as to increase constant torque. Furthermore, in order to reduce the design of rollers which have to be braked as well, a braking device is provided which can be integrated into the roller. And finally, in order to simplify contacting of the stator during the production thereof, a divisible arbor is provided which comprises corresponding contact supports on both parts of the arbor.

Abstract: A motor includes, a stator made of compressed soft magnetic powder, with a plurality of bolt holes formed around a circumferential outer surface of an end of the stator; a cover fitted over the end of the stator, with a plurality of coupling position adjustment parts provided around an end of the cover, the coupling position adjustment parts each comprising a plurality of through holes arranged in a direction in which the cover is fitted over the stator; and a plurality of coupling bolts, each of the plurality of coupling bolts being tightened into each of the bolt holes of the stator through the selected through hole of the associated coupling position adjustment part of the cover such that a position at which the cover is coupled to the stator is adjustable.