Abstract: An all terrain vehicle with a tool less maintainable drive system, and having a seat designed to be straddled by the operator. The vehicle has a frame, a plurality of wheels attached to the frame, a steering mechanism attached at least one of the plurality of wheels, an engine mounted to the frame, and a clutch attached to the engine. The vehicle contains a system of features that can be removed without the use of tools. The system has a support attached to and extending outward from the frame, a removable footrest, a receiver attached to the removable footrest and configured to mate with the support, a locking mechanism attached to the receiver to secure the removable footrest with respect to the footrest support; and a removable clutch housing.

Abstract: Floorboards for personal motorized vehicles and methods of installing are disclosed herein. Preferred floorboards, when installed, include means for allowing a user to operate a brake pedal positioned below floorboards. Additionally, the floorboards herein can also include means to allow a rider to manually shift using a foot shifter's socket. Installation of the floorboards herein does not require any significant physical alterations to the actual vehicle, such as drilling or welding to the body of the vehicle. Alterations to the vehicle for the floorboards described herein are expressly reversible.

Abstract: An all-terrain vehicle including a frame having longitudinally-spaced ends defining a first longitudinal axis, and an engine supported by the frame. The engine includes a crankshaft defining a second longitudinal axis substantially parallel to the first longitudinal axis.

Abstract: A vehicle footrest, such as a floorboard or footpeg, comprising a container or compartment adapted for attaching to a vehicle, such as a motorcycle or other recreational vehicle, is disclosed. The footrest may be used to support a rider's foot and ankle, while providing a rider with a convenient container for carrying items, such as tools or personal property. The footrest may include a first part and a second part. The first part may include a top surface that may support the rider's foot. The first part may be attached to the second part, which may be substantially hollow, with a hinge to thereby form a container or compartment that can be opened and closed. The container or compartment may be attached to the vehicle with a mounting assembly that may accommodate numerous styles and makes of vehicles.

Abstract: In a vehicle in which a driver's seat is provided on a floor panel and an operational pedal, such as a brake pedal, is provided in front of the driver's seat, a slant floor portion is provided in an area of the floor panel where a heel of a driver pressing the operational pedal is placed. This slant floor portion slants with a specified slant degree in such a manner that its front portion is positioned at a higher level than its rear portion. An interference avoidance portion which is comprised of a horizontal face portion is provided in front of the slant floor portion. This interference avoidance portion has a slant degree which is smaller than the specified slant degree of the slant floor portion so as to avoid interference with the heel of the driver's foot.

Abstract: The present invention generally relates to snowmobiles. More particularly, the present invention relates to the components of a snowmobile such as the frame, running boards and various other assemblies.

Abstract: A detachable footrest for use on a vehicle. The footrest has a surface area sized and shaped to accommodate a foot of a user and at least one support arm attached to a support structure. The footrest also includes two downward projections projecting from the support structure. The downward projections are sized and shaped to fit within hinge mounts of a removed door of the vehicle. The projections are slid into the hinge mounts of the removed door of the vehicle, thereby providing a surface area outside of the vehicle for resting the foot of the user. The footrest may also include a stabilizer projecting from the support structure and fastened to a mounting post located in an interior of the vehicle.

Abstract: A foot pod for use with the operator cab of a construction vehicle is designed to pivot separately from the operator cab. The operator cab may be pivoted toward the rear of the construction vehicle and the foot pod may be pivoted toward the front of the construction vehicle. Pivoting the foot pod toward the front of the vehicle permits ground access to the foot pod and any controls carried thereby. Separately pivoting the foot pod forward is particularly advantageous for cleaning the foot pod or servicing any controls carried by the foot pod. Isolation mounts may be used to dampen vibrations from the chassis to the foot pod and the operator cab.

Abstract: A vehicular footrest includes a footrest part (36) for making contact with a foot (F) of a vehicle occupant (M), and a footrest base member (34). The footrest has a front surface load absorption mechanism (33) for absorbing a load applied to a firewall (23), and a lower limb load absorption mechanism (35) for absorbing a load applied from a vehicle occupant to the footrest part (36).

Abstract: A floor structure on a driver side of a vehicle where a control pedal, such as a brake pedal, adapted to be depressedly operated by a driver seated in a driver seat arranged at a front of a passenger compartment. The floor structure has a heel-placement zone which is provided on an approximately horizontal floor portion located rearward of a depressing point of the control pedal, and formed to have a frontward region adapted to allow a short person seated in the driver seat place his/her heel thereon and a rearward region adapted to allow a tall person seated in the driver seat place his/her heel thereon. The heel-placement zone includes an inclined surface portion formed in at least part thereof in such a manner as to rise relative to a surrounding area of the floor portion and has an upper surface extending obliquely upwardly and frontwardly.

Abstract: An multi-piece foot peg for use with power sport vehicles such as motorcycles and ATVs is provided that, in one embodiment, includes a base that attaches to the frame of the vehicle and a cleat member that attaches to the base wherein the cleat member may be replaced without replacing the entire foot peg thereby enabling economical replacement of worn cleats and enabling the adjustment of foot peg height and aggressiveness of the cleats. The base is configured to define an opening between two sub-components that extend away from the frame of the vehicle. The cleat member includes cleats and at least one opening between the cleats positioned to facilitate the passage of debris through the opening in the cleat member and through the opening in the base such that debris will not build up on the upper surface of the cleat member.

Abstract: A motorcycle accessory allows a user to rest their leg in a cradle, the leg cradle supported by a body which body is in turn clamped to the frame, crash bars, forks or other parts of the motorcycle. The leg cradle may be hinged so that it can be moved between a position for supporting the leg to a position allowing the rider to put their foot onto the body in a manner similar to a highway peg. The device may be made of aluminum, metal, polymer and so on, and may be customized with indicia. Padding on the leg cradle may increase the user's level of comfort.

Abstract: A reversible footrest includes an upper mounting device having attachment mechanisms mountable to either side of a wheelchair. An upper mounting device is connected to the lower mounting device which has a first support member that is capable of supporting a foot of a wheelchair user. A second mounting device having a support rod and supporting mechanism may be used to allow the reversible footrest to be raised or lowered. A second support member may also be used to support the lower leg of the wheelchair user. The attachment mechanisms and leg supporting components of the footrest are capable of being reversed to allow use on either side of the wheelchair.

Abstract: A floor structure of a four wheeled utility vehicle by which a passenger can quickly and simply maintain a proper riding posture in the case of a swing and an inclination of the vehicle. A cabin housing an operating portion of a vehicle and a passenger seat is provided between front wheels and rear wheels, and a floor constituted by a floor plate is provided in a lower end portion of the cabin. The floor plate is provided with a foot pressing surface against which a passenger can press a bottom surface of the passenger's foot. Preferably, the foot pressing surface is inclined so as to ascend in a forward direction of the vehicle.

Abstract: A rest for a vehicle for supporting the feet and/or legs of a passenger comprising a housing (2) having an electrically powered pivotal lid (3) and defining a storage. The lid may be pivoted between an open position in which access to the storage is permitted and support provided for the feet and/or calves of the passenger and a closed position. The rest is mounted for movement in a passenger footwell on a pair of rails and a motorised pinion (11) runs on a rack (10) to move the rest up and down the rails (9). The arrangement provides a comfortable adjustable leg/foot support which is especially beneficial on long journeys. At same time accessible and convenient extra storage is provided.

Abstract: An adjustable attachment apparatus for adjusting the position of a footpeg of a motorcycle relative to a frame of the motorcycle includes a primary adjuster, a secondary adjuster and a tertiary adjuster. The primary adjuster and the secondary adjuster adjust the footpeg in a first direction. The tertiary adjuster is spaced apart from the primary adjuster and the secondary adjuster, and adjusts the footpeg in a second direction that is different than the first direction. The second direction has a vector component that is substantially perpendicular to the first direction. The second direction can includes a first vector component that is substantially similar to the first direction and a second vector component that is substantially perpendicular to the first direction. The adjustable attachment apparatus can also include a footpeg positioner. The primary adjuster can include a plurality of sets of at least two attachment holes.

Abstract: A vehicular footrest is disclosed which includes a footrest part (36) for making contact with a foot (F) of a vehicle occupant (M), and a footrest base member (34). The footrest has a front surface load absorption mechanism (33) for absorbing a load applied to a firewall (23), and a lower limb load absorption mechanism (35) for absorbing a load applied from a vehicle occupant to the footrest part (36).

Abstract: A removable foot support device for a motorcycle passenger generally comprises an elongate member having a first end portion and a second end portion. The first end portion is removably mounted to a first portion of a motorcycle. A support member coupled to the second end portion of the elongate member includes a footrest surface for supporting the passenger's foot.

Abstract: A movable floor device for a vehicle, which comprises a movable board disposed beneath feet of an occupant seated in an occupant seat, a drive source disposed below the occupant seat, and a driving-force transmission mechanism adapted, according to a driving force of the drive source, to input a force directed in a selected one of frontward and rearward directions of a vehicle body, into a rear portion of the movable board. The movable board is supported in such a manner as to be selectively displaced upwardly and downwardly in response to respective ones of the frontward and rearward forces input from the driving-force transmission mechanism. The movable floor apparatus of the present invention makes it possible to allow a lowermost height position of a movable board to be set at a lower level so as to cope with various seating postures with enhanced flexibility.

Abstract: A driving position adjusting device comprises a seat-position adjusting mechanism to adjust height and seat-face angle of a seat cushion in accordance with longitudinal movement of a driver's seat, and a floor adjusting mechanism to adjust a height of a floor board in accordance with the operation of the longitudinal adjustment of the driver's seat, wherein the seat-position adjusting mechanism is configured so that an inclination angle of the seat cushion becomes smaller as the driver's seat is moved forward from a middle position, and the floor adjusting mechanism is configured so that the height of the floor board becomes higher as the driver's seat is moved forward from the middle position. Accordingly, the sitting position of the driver and the operational function of the operational pedal can be provided properly regardless of the body size of the driver.

Abstract: A utility vehicle is disclosed having foot controlled pedals to operate the speed and acceleration of the vehicle. The utility vehicle may include a foot well in the floor board for locating the heel an operator's foot.

Abstract: A vehicle footrest, such as a floorboard or footpeg, comprising a container or compartment adapted for attaching to a vehicle, such as a motorcycle or other recreational vehicle, is disclosed. The footrest may be used to support a rider's foot and ankle, while providing a rider with a convenient container for carrying items, such as tools or personal property. The footrest may include a first part and a second part. The first part may include a top surface that may support the rider's foot. The first part may be attached to the second part, which may be substantially hollow, with a hinge to thereby form a container or compartment that can be opened and closed. The container or compartment may be attached to the vehicle with a mounting assembly that may accommodate numerous styles and makes of vehicles.

Abstract: A foot rest and foot holding apparatus is disclosed that protects a users foot from ground obstructions. The foot holding apparatus has multiple friction points to reduce movement of a foot in the apparatus. The structure includes serrated inserts that grip the bottom of a shoe to maintain the foot in position. The inserts are replaceable or changeable to accommodate foot placement preference. The foot peg inserts have a serrated top structure for gripping the underside of a shoe and have an inner and an outer component that can be used individually or in combination. The nerf structure is a combination fabric and welded metal brush guard where the foot pegs are mounted.

Abstract: A floor board positioned in the foot area of an occupant seated in an occupant seat is allowed to be driven up or down. In an automobile movable floor apparatus, a floor board 5 that covers the upper face of an automobile body floor 3 and a raising-lowering drive mechanism 6 that drives the floor board 5 to be raised or lowered are provided in the foot area of an occupant seated in an occupant seat 4, and a toe board portion 8 sloping down to the rear and a floor base portion 9 that extends toward the rear of the automobile body and is continuous with the rear end of the toe board portion 8 are provided in the automobile body floor 3. The floor board 5 includes a toe board corresponding portion 18 that corresponds to the toe board portion 8 of the automobile body floor 3, and a floor base corresponding portion 19 that corresponds to the floor base portion 9, and the toe board corresponding portion 18 and the floor base corresponding portion 19 are formed in a flattened V-like shape when viewed from the side.

Abstract: The present invention can speedily and easily perform the maintenance or the like of hydraulic equipment and the like. Accordingly, in the present invention, in a tractor in which a prime mover portion is arranged on a front portion of a machine body, a driving portion is arranged behind the prime mover portion, a transmission portion is arranged below a driver's seat which is formed in the driving portion, left-side and right-side rear wheels are mounted on the transmission portion by way of a rear axle case, and a cover body is extended over the driving portion, the transmission portion and the left-side and right-side rear wheels, the cover body constitutes a step portion of the driving portion and, the cover body covers the transmission portion from above and covers the left-side and right-side rear wheels from the front side and above, the cover body is formed of a plurality of split-portions, and at least the split-portion which covers the transmission portion from above is detachably formed.

Abstract: A body cover structure for a seat type vehicle provides a non-slip portion that can be formed integrally on a floor surface located between the tire housings. In a body cover structure for a seat type vehicle in which a body cover made of resin that covers a body frame is split into a front cover, a center cover, and a rear cover, and in which tire housings are formed in the front cover, a floor panel portion extends between tire housings and is formed integrally in the center cover. Non-slip portions are integrally formed on the floor surface of the floor panel portion.

Abstract: A two or more person RUV (recreational utility vehicle) is provided with a multi-place multi-planar saddle seat assembly, multi-place multi-planar foot board assemblies, and grip handles.

Abstract: A vehicle having a side cover capable of sending a sufficient amount of cooling air to a radiator even without a front cover or cowling. Side covers are disposed on both right and left side surfaces for covering a radiator. An air admission portion for drawing in a cooling air for cooling the radiator is provided in each of the side covers. A main step is disposed outside of each of the air admission portions with a footpeg portion provided on a top surface thereof and a step portion projecting upwardly at a front end portion thereof. The step portion is substantially at the same position in the fore-aft direction of the vehicle as a front end of the air admission portion. The footpeg surfaces is located near a rear portion of a front wheel with the main step structure ensuring an even more comfortable and easy riding position.

Abstract: A vehicle floor tray is molded from a thermoplastic polymer sheet such that it has high shear and tensile strength, an acceptable degree of stiffness and a high coefficient of friction on its upper surface. The floor tray design is digitally fitted to a foot well of a particular model of vehicle such that a lower surface of the tray is no more than one-half of an inch from a digitally acquired model of the foot well surface.

Abstract: A passenger cabin for a vehicle. The passenger cabin is comprised of a floor panel, a first row seat, a second row seat, and a stowable ottoman. The first row seat and the second row seat are attached to the floor panel. The stowable ottoman is pivotally attached to the floor panel between the first row seat and the second row seat. The stowable ottoman is deployable from underneath the floor panel through an opening in the floor panel.

Abstract: A two-seater all-terrain vehicle (ATV) has straddle-type driver and rear passenger seats, and a pair of movable rear footrests to support the feet of a rear passenger. The rear footrests pivot from a stowed non-supporting position to a supporting position. When folded into the non-supporting position, the rear footrests become substantially flush with side paneling of the vehicle. The all-terrain vehicle may further include a pair of vertical and horizontal adjustment mechanisms for independently vertically adjusting each of the rear passenger footrests so that passengers of varying height can be comfortably accommodated on the rear seat. A cargo space is provided under the passenger's footrest, the cargo space being enlarged when the passenger's footrests are in the stowed position. Restraints and other holding mechanisms are also provided. The flip-down adjustable rear footrests may be used on other types of straddle-type recreational vehicles.

Abstract: A rest for a vehicle for supporting the feet and/or legs of a passenger comprising a housing (2) having an electrically powered pivotal lid (3) and defining a storage. The lid may be pivoted between an open position in which access to the storage is permitted and support provided for the feet and/or calves of the passenger and a closed position. The rest is mounted for movement in a passenger footwell on a pair of rails and a motorised pinion (11) runs on a rack (10) to move the rest up and down the rails (9). The arrangement provides a comfortable adjustable leg/foot support which is especially beneficial on long journeys. At same time accessible and convenient extra storage is provided.

Abstract: A foot rest and foot holding apparatus is disclosed that protects a users foot from ground obstructions. The foot holding apparatus has multiple friction points to reduce movement of a foot in the apparatus. The structure includes serrated inserts that grip the bottom of a shoe to maintain the foot in position. The inserts are replaceable or changeable to accommodate foot placement preference. The foot peg inserts have a serrated top structure for gripping the underside of a shoe and have an inner and an outer component that can be used individually or in combination. The nerf structure is a combination fabric and welded metal brush guard where the foot pegs are mounted.

Abstract: A driving posture adjusting device comprises a slide rail (39) disposed in a forwardly raising posture on a floor portion of a vehicle body; a seat slider (44) disposed in a lower front portion of a seat cushion (35) of a driver seat and slidably supported along the slide rail (39); a seat driving mechanism (40) for moving the driver seat in forward and backward directions by driving the seat slider (44); a guide plate (51) formed with a guide groove (53) of a predetermined path and fixed on the vehicle body; and a guide member (52) provided in a rear portion of the seat cushion (35), the guide member including a guided portion (52) supported along the guide groove (53), where a rear end portion of the seat cushion is raised by sliding the guided portion along the guide groove of the guide plate in response to an operation of moving the driver seat toward a front side of the vehicle body by driving the seat slider by the seat driving mechanism.

Abstract: An apparatus for attaching a sheet-form member for protecting vehicle occupants comprises a clip that is secured in an attachment hole in a body panel. The clip has a flange that covers edge portions of the attachment hole and has a protection member attaching part that receives and retains an engagement part of the protection member, which may be a soft elastic sheet.

Abstract: A heel rest for a motorcycle having an exhaust pipe. The heel rest including a mounting base adapted to connect to the exhaust pipe and a heel pad coupled to the mounting base. The heel rest also includes an insulating member disposed between the heel pad and the mounting base to inhibit heat transfer between the heel pad and the mounting base.

Abstract: The motorcycle foot support assembly has a foot support member, a rotation arm, a monolithic motorcycle-mounting bracket, and a releaseable bracket-to-arm locking mechanism. The rotation arm is attached between the inner surface of the foot support and the motorcycle-mounting bracket. The monolithic motorcycle-mounting bracket has a motorcycle-attachment portion and an arm-attachment portion, the latter portion for engagement with the rotation arm. The releaseable bracket-to-arm locking mechanism has an engagement pin that selectively engages with one of a plurality of predetermined stop holes whereby the releaseable bracket-to-arm locking mechanism may be selectively engaged to stop the relative rotation between the arm-attachment portion and the rotation-arm first end.

Abstract: A motorcycle footpeg assembly comprising a footpeg mount having a first portion and a second portion. The first portion is adapted to attach to a motorcycle. The footpeg assembly also includes a footpeg coupled to the second portion with a fastener such that the fastener is not visible from the exterior of the footpeg.

Abstract: A running board for an all-terrain vehicle includes structure for substantially blocking snow, mud and the like from landing onto the running board during operation, and also for blocking engine heat from excessively warming the feet of a rider. In a running board including a step portion which is positioned on a side of a powertrain unit having an operation pedal in a side portion thereof, a partition is provided between the engine and the step portion, the partition including an insertion opening portion into which the operation pedal is inserted. The partition can be made wider since the operation pedal is inserted into the insertion opening portion blocking snow, mud and the like from coming through a space between the running board and the engine. The partition plate also tends to block engine heat from excessively warming the feet of a rider.

Abstract: A step assembly for a vehicle includes a base member and at least one movable member. The base member and the at least one movable member each define a stepping surface on which a vehicle user may elevate himself. The movable member is repositionable with respect to the base member to selectively alter the length of the step assembly.

Abstract: An engine guard for a motorcycle is made so that it will mount onto a motorcycle frame and has horizontally extending rail sections on opposite sides of the frame. Foot pegs are mounted at the outer ends of the horizontally extending sections. The foot pegs are positioned on opposite sides of the motorcycle and will pivot about a generally horizontal axis from a deployed position where they extend outwardly from the horizontal rail sections to a stowed position wherein the foot pegs are nested into a recess provided in the top of the respective horizontal rail section. The foot pegs include anti-slip surfaces. The stowed position moves the foot pegs inwardly, and provides a surface for supporting the feet of a rider. When the pegs are extended outwardly, the feet on the pegs are spaced at a greater distance from the center plane of the motorcycle than when the foot pegs are in the stowed position.

Abstract: A footrest plate has a footrest side and a rear side. The rear side includes a pair of clips fixedly received in rectangular shaped mounting holes of a workpiece. The clips have a defined spacing therebetween in a longitudinal direction of the footrest plate and a rectangular cross-sectional insertion portion insertable into the mounting holes. The rear side includes a reference protrusion at an intermediate position between the clips having a defined distance to the clips in the longitudinal direction. The reference protrusion is inserted into a workpiece reference hole. The reference protrusion includes a rectangular cross-section defining a pair of lateral sides each extending in a lateral direction transverse to the longitudinal direction, and a length in the lateral direction greater than each lateral side of the clips.

Abstract: There is provided a floor structure of a vehicle, which can ensure the safety for a passenger in the event of frontal crash. A toe board is connected to the front end of a floor panel in a manner being raised upward. A cross member is fixed to the rear part of the floor panel. A carpet pad is extended rearward on the floor panel from a position in the vicinity of the toe board, and has a rear end thereof abutted on the cross member to restrict rearward movement of the carpet pad. The carpet pad is provided with a fragile part which is located in front of the cross member and is buckled by impact load is provided in the vicinity of a seat.

Abstract: A footrest for a snowmobile comprises relatively large openings and a cover plate attached therebeneath to form a snow discharging passage in communication with the openings permitting snow on the footrests to be forced down therethrough and prohibiting snow from traveling upwardly therethrough and onto the footrest as a result of snowmobile motion. The footrests of the present invention allow the snow and ice to be effectively discharged while the driver is riding the snowmobile, and thereby eliminates the need to stop the snowmobile to remove the snow and ice on the footrests using hands or other tools.

Abstract: A foot peg assembly for a motorcycle includes an elongated foot rest that has an outer end and a inner end. A stirrup is attached to the foot rest and includes a pair of legs each having a first end and a second end. A base is attached to and extends between the first ends such that the legs extend in generally the same direction away from the base. Each of the second ends is attached to the foot rest such that each of the second ends is generally adjacent to one of the inner and outer ends. A coupler is attached to the foot rest. The coupler is adapted for removably securing the foot rest to the frame of the motorcycle.

Abstract: The present invention the related to a shock absorption pad for a vehicle for protecting occupant's lower legs. The shock absorption pad according to the present invention on which an occupant's foot is placed is attached on a surface of a toe board. The shock absorption pad includes a first shock absorption layer provided on the occupant's foot-placing side for absorbing an impact generated in a boundary region at which an energy absorption load of a vehicle body becomes different in a deformation process of the vehicle body at a vehicle crash, and a second shock absorption part provided on the toe board's side for absorbing an impact generated in a region in which the energy absorption load is high.

Abstract: The present invention relates to the car mattress. The car mattress in the present invention has the effects to move and fix freely the drawer unit and footing devised on the upper side of the body and to remove the bad smells in the drawer unit.

Abstract: An engine guard for a motorcycle is made so that it will mount onto a motorcycle frame and has horizontally extending rail sections on opposite sides of the frame. Foot pegs are mounted at the outer ends of the horizontally extending sections. The foot pegs are positioned on opposite sides of the motorcycle and will pivot about a generally horizontal axis from a deployed position where they extend outwardly from the horizontal rail sections to a stowed position wherein the foot pegs are nested into a recess provided in the top of the respective horizontal rail section. The foot pegs include anti-slip surfaces. The stowed position moves the foot pegs inwardly, and provides a surface for supporting the feet of a rider. When the pegs are extended outwardly, the feet on the pegs are spaced at a greater distance from the center plane of the motorcycle than when the foot pegs are in the stowed position.

Abstract: A foot rest mountable on a motor vehicle floor has a foundation with a mounting surface, a footboard, and a fastening apparatus acting between the foundation and the footboard that holds the footboard on the mounting surface. The fastening apparatus has a lower, first fastening element constructed in the form of a rigid back-reaching element and an upper, second fastening element. For short installation times of the footboard on the foundation, the fastening apparatus is additionally provided with a third fastening element constructed as a rigid back-reaching element, and the upper fastening element is constructed as a slide blocking element that blocks a relative displacement between the footboard and the mounting surface.

Abstract: The invention relates to a vehicle, in particular a station wagon, having a rear loading space which has a floor trough and having an additional seat which is arranged foldably in the rear loading space and has a pivotably held seat and backrest part, the rear sides of which, in the folded-over not-in-use position of the additional seat, form a flat loading floor which covers the floor trough. In order to realize a footrest for the vehicle occupant sitting on the additional seat counter to the direction of travel, a covering module is inserted into the floor trough, said covering module having a self-supporting, flat plate which is used for the footrest and a strip-shaped, narrow limb which is angled on one longitudinal side of the plate. The plate is supported at the edges at a distance from the bottom of the floor trough, and the limb extends vertically until it reaches or is close to the front edge of the seat part of the additional seat.