B60NSEATS SPECIALLY ADAPTED FOR VEHICLESVEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FORAttention is drawn to the Explanatory Note following the class title B60 In this subclass the following term is used with the meaning indicated: "cushion": seating part of a seat distinguished from the back-rest B60N2/00 B60N2/00Seats specially adapted for vehiclesArrangement or mounting of seats in vehicles railway seats B61D33/00; cycle seats B62J1/00; aircraft seats B64D11/06, B64D25/04, B64D25/10 B60N2/002Passenger detection systems B60N2/005Arrangement or mounting of seats in vehicles , e.g. dismountable auxiliary seatsB60N2/02 takes precedence ; for railway vehicles B61D1/04 B60N2002/0055characterised by special measures to ensure that no seat or seat part collides, during its movement, with other seats, seat parts or the vehicle itself B60N2/01Arrangement of seats relative to one another B60N2/012The seat support being a part of the vehicle body or chassis B60N2/015Attaching seats directly to vehicle chassis B60N2/01508using quick release attachments B60N2/01516with locking mechanisms B60N2/01525with locking elements expanding inside or under the vehicle floor or rail B60N2/01533using balls interlocking with notches B60N2/01541using moving hooks B60N2/01583 takes precedence B60N2/0155with the locking mechanism on the vehicle floor or rail B60N2/01558with key and slot B60N2/01566key rotating about a vertical axis B60N2/01575key sliding inside the vehicle floor or rail B60N2/01583locking on transversal elements on the vehicle floor or rail, e.g. transversal rods B60N2/01591with wheels coupled to the seat B60N2/02the seat or part thereof being movable, e.g. adjustable adjustable arm-rests B60N2/75; adjustable head-rests B60N2/806 B60N2002/0204characterised by the seat or seat part turning about or moving along a non-standard, particular axis, i.e. an axis different from the axis characterising the conventional movement B60N2002/0208the seat or seat part turning about or moving along an inclined axis B60N2002/0212the seat or seat part turning about or moving along a longitudinal axis B60N2002/0216the seat or seat part turning about or moving along a transversal axis B60N2002/022the seat or seat part turning about or moving along a vertical axis B60N2/0224Non-manual adjustment, e.g. with electrical operation B60N2/0228Hand-activated switches B60N2/0232electric motors B60N2002/0236characterised by details of the transmission between the electric motor and the seat or seat parts B60N2002/024characterised by details of the mounting of the electric motor B60N2/0244with logic circuits B60N2/0248with memory of positions B60N2/0252with relations between different adjustments, e.g. height of headrest following longitudinal position of seat B60N2002/0256Arrangements helping the passenger to get in or out B60N2002/026varying hardness or support of upholstery, e.g. when driving curved roads B60N2002/0264characterised by the type of electrical connection, e.g. wiring, plugs or USB B60N2002/0268using sensors or detectors for adapting the seat or seat part, e.g. to the position of a passenger B60N2002/0272using sensors or detectors for detecting the position of seat parts B60N2/0276reaction to emergency situations, e.g. crash B60N2/028Elastically mounted back-rests B60N2/0284Adjustable seat-cushion length B60N2/0224 takes precedence B60N2002/0288Adjustable seat width B60N2/0292Multiple configuration seats, e.g. for spacious vehicles or mini-buses B60N2/0296Central command actuator to selectively switch on or engage one of several special purpose circuits or mechanisms B60N2/04the whole seat being movable B60N2/045Longitudinal adjustment by means of articulated rods supporting the seat, e.g. parallelogram mechanisms B60N2/38 takes precedence B60N2/06slidable B60N2/12 , B60N2/2209 take precedence B60N2/062transversally slidable B60N2/065Rear seats B60N2/067by linear actuators, e.g. linear screw mechanisms B60N2/07Slide construction B60N2/0702characterised by its cross-section B60N2/0705omega-shaped B60N2/0707J-shaped B60N2/071T-shaped B60N2/0712H or double T-shaped B60N2/0715C or U-shaped B60N2/0717Rounded, e.g. circular B60N2/072Complex cross-section, e.g. obtained by extrusion B60N2/0722Constructive details B60N2/0725Closing members for covering the slide B60N2/0727Stop members for limiting sliding movement B60N2/073Reinforcement members preventing slide dislocation B60N2/0732Attachment of seat frame to the slide, e.g. eyelets B60N2/0735Position and orientation of the slide as a whole B60N2/0737the slide path being substantially in a direction different from the longitudinal B60N2/074rotated about the transversal axis B60N2/0742rotated about the vertical axis B60N2/0745the slide path being curved B60N2/0747the opening of the cross section being oriented in a direction different from the vertical, e.g. transversal B60N2/075roller-less B60N2/08characterised by the locking device B60N2/0806with pin alignment systems, e.g. with at least one of a plurality of locking pins always aligned w.r.t. at least one of a plurality of pin-receiving elements B60N2/0812Location of the latch B60N2/0818inside the rail B60N2/0825outside the rail B60N2/0831Movement of the latch B60N2/0837pivoting B60N2/0843about a longitudinal axis B60N2/085about a transversal axis B60N2/0856about a vertical axis B60N2/0862sliding B60N2/0868in a transversal direction B60N2/0875in a vertical direction B60N2/0881Activation of the latches by the control mechanism B60N2/0887with synchronised movements B60N2/0893allowing independent movement of the latches, e.g. to recover tolerance errors B60N2/10tiltable B60N2/12 , B60N2/2875 take precedence B60N2/12slidable and tiltable B60N2/123and provided with memory locks B60N2002/126the backrest being maintained in its tilted position until the seat has slided to its memorised position B60N2/14rotatable, e.g. to permit easy access B60N2/10 , B60N2/2869 take precedence B60N2/143taking a position opposite to the original one B60N2/146characterised by the locking device B60N2/16height-adjustable B60N2/1605characterised by the cinematic B60N2/161Rods B60N2/1615Parallelogram-like structure B60N2/162Scissors-like structure B60N2/1625Combination of rods and slides B60N2/163Slides only B60N2/1635characterised by the drive mechanism B60N2/164Linear actuator, e.g. screw mechanism B60N2/1645Eccentric mechanism B60N2/165Gear wheel driven mechanism B60N2/1655Cycloidal or planetary mechanism B60N2/166Worm and worm gear articulations B60N2/1665Hydraulic or pneumatic actuation B60N2/167Ratchet mechanism B60N2/1675with weight compensating means B60N2/168and provided with braking systems B60N2/1685characterised by a lock B60N2/169Stepwise movement mechanisms, e.g. ratchets B60N2/167 takes precedence B60N2/1695with simultaneous height and inclination adjustment B60N2/18the front or the rear portion of the seat being adjustable, e.g. independently of each other B60N2/1803with independent front and/or rear adjustment B60N2/1807characterised by the cinematic B60N2/181Rods B60N2/1814Parallelogram-like structure B60N2/1817Scissors-like structure B60N2/1821Combination of Rods and slides B60N2/1825including a curved slide B60N2/1828Slides only B60N2/1832including a curved slide B60N2/1835pivoting about an axis located in the front B60N2/1839pivoting about an axis located in an intermediate position B60N2/1842pivoting about an axis located in the rear B60N2/1846pivoting about a distant axis, e.g. virtual B60N2/185characterised by the drive mechanism B60N2/1853Linear actuator, e.g. screw mechanism B60N2/1857Eccentric mechanism B60N2/186with a transversal pin displaced by a moving slot or a cam along a predetermined path B60N2/1864Gear wheel driven mechanism B60N2/1867Cycloidal or planetary mechanism B60N2/1871Worm and worm gear articulations B60N2/1875Racks B60N2/1878Hydraulic or pneumatic actuation B60N2/1882Ratchet mechanism B60N2/1885with weight compensating means B60N2/1889and provided with braking systems B60N2/1892characterised by a lock B60N2/1896Stepwise movement mechanisms, e.g. ratchets B60N2/1882 takes precedence B60N2/20the back-rest being tiltable, e.g. to permit easy access B60N2/04, B60N2/22 , B60N2/3002 take precedence B60N2/203taking a position opposite to the original one B60N2/206to a position in which it can be used as a support for objects, e.g. as a tray B60N2/22the back-rest being adjustable B60N2/2878 takes precedence B60N2002/2204Adjustable back-rest height or length B60N2/2209by longitudinal displacement of the cushion, e.g. back-rest hinged on the bottom to the cushion and linked on the top to the vehicle frame B60N2/2213Gear wheel driven mechanism B60N2/2231, B60N2/225 take precedence B60N2/2218Transversally moving locks B60N2/2222the back-rest having two or more parts B60N2/2227and provided with braking systems B60N2/2231Worm and worm gear articulations B60N2/2236with a transversal pin displaced by a slot or a cam along a predetermined path B60N2/224Stepwise movement mechanisms, e.g. ratchets B60N2/2245provided with a lock mechanism on the upper part of the back-rest B60N2/225by cycloidal or planetary mechanisms B60N2/2251with gears having orbital motion, e.g. sun and planet gears B60N2/2252in which the central axis of the gearing lies inside the periphery of an orbital gear, e.g. one gear without sun gear B60N2/2254provided with braking systems B60N2/2255with coiled springs B60N2/2257with rollers or balls B60N2/2258with ratchets B60N2/23by linear actuators, e.g. linear screw mechanisms B60N2/231by hydraulic actuators B60N2/232provided with memory locks B60N2/233by linear screw mechanisms B60N2/235by gear-pawl type mechanisms B60N2/2352with external pawls B60N2/2354and provided with memory locks B60N2/2356with internal pawls B60N2/2358and provided with memory locks B60N2/236linearly movable B60N2/2362rotatably movable B60N2/24for particular purposes or particular vehicles B60N2/242Bus seats B60N2/245for handicapped persons B60N2002/247to support passengers in a half-standing position B60N2/26for children B60N2/30 takes precedence B60N2/265Adaptations for seat belts B60N2/28Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle B60N2/2803Adaptations for seat belts B60N2/2806securing the child seat to the vehicle B60N2/2809with additional tether connected to the top of the child seat and passing above the top of the back-rest B60N2/2812securing the child to the child seat B60N2002/2815with seat belt accessories, e.g. a belt tension detector B60N2002/2818characterised by guiding means for children belts B60N2/2821having a seat and a base part B60N2/2824part of the base being supported by the vehicle frame B60N2/289 takes precedence B60N2/2827part of the base being supported by the seat sub-frame B60N2/2893 takes precedence B60N2/283suspended B60N2/2833back-rest suspended B60N2/2836window-frame suspended B60N2/2839having a front guard or barrier B60N2/2842adapted to carry the child, when dismounted from the vehicle B60N2/2845having handles B60N2/2848being convertible or adaptable to a preambulator, e.g. a baby-carriage or a push-chair B60N2/2851provided with head-rests B60N2/2854Children's cots; Hammocks B60N2/2857characterised by the peculiar orientation of the child B60N2/2869 takes precedence B60N2/286forward facing B60N2/2866 takes precedence B60N2/2863backward facing B60N2/2866booster cushions, e.g. to lift a child to allow proper use of the conventional safety belts B60N2/2869rotatable about a vertical axis B60N2/2872provided with side rests B60N2/2875inclinable, as a whole or partially B60N2/2878the back-rest being inclinable B60N2/2881Upholstery, padded or cushioned members therefor B60N2/2884with protection systems against abnormal g-forces B60N2/2887Fixation to a transversal anchorage bar, e.g. isofix B60N2/289coupled to the vehicle frame B60N2/2893coupled to the seat sub-frame B60N2002/2896the child seat being foldable, e.g. to facilitate transport B60N2/30Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats B60N2/3002back-rest movements B60N2/3004by rotation only B60N2/3006about longitudinal axis B60N2/3009about transversal axis B60N2/3011the back-rest being hinged on the cushion, e.g. "portefeuille movement" B60N2/3013the back-rest being hinged on the vehicle frame B60N2/3015the axis being located at the top of the back-rest B60N2/3018about vertical axis B60N2/302by translation only B60N2/3022along longitudinal axis B60N2/3025along transversal axis B60N2/3027along vertical axis B60N2/3029by composed movement B60N2/3031in a longitudinal-vertical plane B60N2/3034in a longitudinal-transversal plane B60N2/3036in a transversal-vertical plane B60N2/3038Cushion movements B60N2/304by rotation only B60N2/3043about longitudinal axis B60N2/3045about transversal axis B60N2/3047the cushion being hinged at the back-rest B60N2/305the cushion being hinged on the vehicle frame B60N2/3052about vertical axis B60N2/3054by translation only B60N2/3056along longitunal axis B60N2/3059along transversal axis B60N2/3061along vertical axis B60N2/3063by composed movement B60N2/3065in a longitudinal-vertical plane B60N2/3068in a longitudinal-transversal plane B60N2/307in a transversal-vertical plane B60N2/3072on a lower level of a multi-level vehicle floor B60N2/3075stowed in recess B60N2/3079 takes precedence B60N2/3077stowed in the luggage compartment B60N2/3079in a recess B60N2/3081Seats convertible into parts of the seat cushion or the back-rest or disapppearing therein, e.g. for children B60N2/3084Disappearing in a recess of the back-rest B60N2/3086Disappearing in a recess of the cushion B60N2/3088characterised by the mechanical link B60N2/309rods B60N2/3093slides B60N2/3095Auxiliary rear seats accessible from outside the vehicle when in an in-use position B60N2/3097Dismountable seats storable in a non-use position B60N2/015, B60N2/28 take precedence B60N2/32convertible for other use B60N2/34into a bed B60N2/345by adding parts B60N2/36into a loading platform B60N2/065 takes precedence B60N2002/363characterised by provisions for enhancing the cargo floor surface, e.g. elements closing gaps or enlarging the back-rest surface B60N2/366characterised by the locking device B60N2/38specially constructed for use on tractors or like off-road vehicles B60N2/39Seats tiltable to compensate for roll inclination of vehicles B60N2/40saddle type B60N2/42the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats for protecting children B60N2/26; arm-rests B60N2/75; head-rests B60N2/888 B60N2/4207characterised by the direction of the g-forces B60N2/4214longitudinal B60N2/4221due to impact coming from the front B60N2/4228due to impact coming from the rear B60N2/4235transversal B60N2/4242vertical B60N2/4249fixed structures, i.e. where neither the seat nor a part thereof are displaced during a crash B60N2/4256the shape of the seat being specially adapted for a particular purpose or for particular vehicles B60N2/4263with anti-submarining systems B60N2/427Seats or parts thereof displaced during a crash B60N2/42709involving residual deformation or fracture of the structure B60N2/42718with anti-submarining systems B60N2/42727involving substantially rigid displacement B60N2/42736of the whole seat B60N2/42745of the back-rest B60N2/433 takes precedence; higher part of the back-rest moving together with the headrest B60N2/888 B60N2/42754of the cushion B60N2/42763with anti-submarining systems B60N2/42772characterised by the triggering system B60N2/42781mechanical triggering B60N2/4279electric or electronic triggering B60N2/43Safety locks for back-rests B60N2/433 B60N2/433Safety locks for back-rests, e.g. with locking bars activated by inertia B60N2/50Seat suspension devices B60N2/501actively controlled suspension, e.g. electronic control B60N2/502attached to the base of the seat B60N2/504 takes precedence B60N2/503attached to the backrest B60N2/504 takes precedence B60N2/504attached to the base and the backrest B60N2/505Adjustable suspension including height adjustment B60N2/506Seat guided by rods B60N2/507Parallelogram-like structure B60N2/508Scissors-like structure B60N2/509Seat guided by slides or the like B60N2/52using fluid means B60N2/522characterised by dampening means B60N2/525using gas B60N2/527using liquids B60N2/54using mechanical springs B60N2/542made of rubber or other material having high internal friction, e.g. polymers B60N2/544Compression or tension springs B60N2/542 takes precedence B60N2/546Leaf- or flexion springs B60N2/548Torsion springs, e.g. torsion helicoidal springs B60N2/56Heating or ventilating devices B60N2/5607characterised by convection B60N2/5614by liquid B60N2/5621by air B60N2/5628coming from the vehicle ventilation system, e.g. air-conditioning system B60N2/5635coming from the passenger compartment B60N2/5642with circulation of air through a layer inside the seat B60N2/565sucked from the seat surface B60N2/5657blown towards the seat surface B60N2/5664with unforced air circulation, i.e. not using a fan or the like B60N2/5671forming a windbreak, e.g. warm air blown on the neck of the passenger of an open vehicle B60N2/5678characterised by electrical systems B60N2/5685Resistance B60N2/5692Refrigerating means B60N2/58Seat coverings B60N2002/5808comprising opening zones for airbags B60N2/5816attachments thereof B60N2/5825by hooks, staples, clips, snap fasteners or the like B60N2/5833by hook-and-loop type fasteners B60N2/5841by clamping means B60N2/585by buckle passages B60N2/5858by elastic means B60N2/5866by thermal welding B60N2/5875by adhesion, e.g. gluing B60N2/5883by sewing, stitching or threading B60N2/5891Manufacturing methods specially adapted therefor B60N2/60Removable protective coverings B60N2/6009covering more than only the seat B60N2/6018attachments thereof B60N2/6027by hooks, staples, clips, snap fasteners or the like B60N2/6036by hook and loop-type fasteners B60N2/6045by clamping means B60N2/6054by buckle passages B60N2/6063by elastic means B60N2/6072by thermal welding B60N2/6081by adhesion, e.g. glueing B60N2/609by sewing, stitching or threading B60N2/62Thigh-rests B60N2/914 takes precedence B60N2/64Back-rests or cushions B60N2/2222 takes precedence B60N2/643shape of the back-rests B60N2/66 takes precedence B60N2/646shape of the cushion B60N2/66Lumbar supports B60N2/663portable with attachment to the back-rest B60N2/665using inflatable bladders B60N2/666vertically adjustable B60N2/667having flexible support member bowed by applied forces B60N2/6671with cable actuators B60N2/6673with motor driven adjustments B60N2/68Seat frames B60N2/682Joining means B60N2002/684the back rest being mounted or joined with an easy attachment system to the seat B60N2/686Panel like structures B60N2/688Particular seat belt attachment and guiding B60N2/70Upholstery springs ; Upholstery B60N2/7005detachable B60N2/7011of substantially two-dimensional shape, e.g. hammock-like, plastic shells, fabrics B60N2/7017Manufacturing methods specially adapted therefor B60N2/7023Coach-like constructions B60N2/7029back-rests B60N2/7035Cushions B60N2/7041Fixation of covers and springs B60N2/7047Springs B60N2/7052Springs using a combination of metal and rubber B60N2/7058Metallic springs B60N2/7064helicoidal B60N2/707with rubber blocks B60N2/7076with rubber bands B60N2/7082with air or fluid cushions B60N2/914 takes precedence B60N2/7088with valves B60N2/914 takes precedence B60N2/7094Upholstery springs B60N2/72Attachment or adjustment thereof B60N2/75Arm-rests B60N2/753movable to an inoperative position B60N2/757in a recess of the back-rest B60N2/76in a recess of the cushion B60N2/763adjustable B60N2/767Angle adjustment B60N2/77Height adjustment B60N2/773Longitudinal adjustment B60N2/777Transversal adjustment B60N2/78post or panel mounted B60N2/783sill suspended, e.g. window sill B60N2/787detachable B60N2/79Adaptations for additional use of the arm-rests B60N2/793for use as storage compartments B60N2/797for use as electrical control means, e.g. switches B60N2/80Head-rests B60N2/803fixed B60N2/806movable or adjustable B60N2/809vertically slidable B60N2/812characterised by their locking devices B60N2/815Release mechanisms, e.g. buttons B60N2/818with stepwise positioning B60N2/821with continuous positioning B60N2/824using springs B60N2/826using rubber-type material B60N2/829characterised by their adjusting mechanisms, e.g. electric motors B60N2/832movable to an inoperative or stowed position B60N2/835specially adapted for rear seats B60N2/838Tiltable B60N2/841characterised by their locking devices B60N2/844Release mechanisms, e.g. buttons B60N2/847with stepwise positioning B60N2/85with continuous positioning B60N2/853characterised by their adjusting mechanisms, e.g. electric motors B60N2/856movable to an inoperative or stowed position B60N2/859specially adapted for rear seats B60N2/862with means for maintaining a desired position when the seat-back is adjusted, e.g. parallelogram mechanisms B60N2/865providing a fore-and-aft movement with respect to the occupant's head B60N2/868providing a lateral movement parallel to the occupant's shoulder line B60N2/874movable to an inoperative or stowed position B60N2/832, B60N2/856 take precedence B60N2/876specially adapted for rear seats B60N2/835, B60N2/859 take precedence B60N2/879with additional features not related to head-rest positioning, e.g. heating or cooling devices or loudspeakers B60N2/882detachable B60N2/885provided with side-rests B60N2/888with arrangements for protecting against abnormal g-forces, e.g. by displacement of the head-rest B60N2/891with the head-rest being comma-shaped in side view B60N2/894with rods solidly attached to the back-rest B60N2/897with sleeves located in the back-rest for guiding the rods of the head-rest B60N2002/899characterised by structural or mechanical details not otherwise provided for B60N2/90Details or parts not otherwise provided for B60N2002/905the head-rest or seat used as an anchorage point, for an object not covered by groups in B60N, e.g. for a canvas B60N2/91Panels between front seats B60N2/914Hydro-pneumatic adjustments of the shape B60N2/919Positioning and locking mechanisms B60N2/16, B60N2/18, B60N2/22, B60N2/225 take precedence B60N2002/924using electric or hydraulic energy B60N2/929linear B60N2/933rotatable B60N2/938and provided with braking systems B60N2/943Stepwise movement mechanisms, e.g. ratchets B60N2002/948the actuation of the positioning or locking mechanism for one seat part being dependent on the position of another seat part, e.g. the seats floor lock being unlocked when the back-rest is inclined or the backrest can be tilted only when the seat is in its rear position B60N2002/952characterised by details of the locking system B60N2002/957the locking system prevents an abnormal or wrong mounting situation, i.e. deployment or functioning of a seat part being prevented if the seat or seat part is not properly mounted B60N2002/962the locking system disabling tilting of the back-rest to the vertical position, when the seat is not properly installed B60N2002/967the locking system prevents tilt of whole seat by retaining and locking the seat in a vertical storage position B60N2002/971the locking system being an element distinct from articulation means, retaining the seat or seat part in its folded position, e.g. controlled by a wire B60N2/976massaging systems B60N2002/981Warning systems, e.g. the seat or seat parts vibrates to warn the passenger when facing a danger B60N2/986Side-rests B60N2/2872, B60N2/885 take precedence B60N2/99adjustable B60N2/995Lower-leg-rests, e.g. calf-rests B60N3/00Arrangements or adaptations of other passenger fittings, not otherwise provided for of radio sets, television sets, telephones, stowing or holding appliances , safety belts or the like B60R B60N3/001of tables or trays B60N3/002of trays B60N3/004of foldable trays mounted on the back-rest B60N3/005mounted on the steering wheel B60N3/007mounted on the window sill B60N3/008of beds B60N3/02of hand grips or straps B60N3/023movable B60N3/026characterised by the fixing means B60N3/023 takes precedence B60N3/04of floor mats or carpets B60N3/042of carpets B60N3/046, B60N3/048 take precedence B60N3/044of removable mats B60N3/046, B60N3/048 take precedence B60N3/046characterised by the fixing means B60N3/048characterised by their structure B60N3/06of footrests B60N3/063with adjustment systems B60N3/066with protection systems against abnormal g-forces B60N3/08of receptacles for refuse, e.g. ash-trays B60N3/083Ash-trays B60N3/086with refuse evacuation means B60N3/10of receptacles for food or beverages, e.g. refrigerated B60N3/101fixed B60N3/102storable or foldable in a non-use position B60N3/103detachable B60N3/104with refrigerating or warming systems B60N3/105for receptables of different size or shape B60N3/106with adjustable clamping mechanisms B60N3/107with different elements of fixed geometry B60N3/108with resilient holding elements B60N3/12of receptacles for cigarettes or the like B60N3/14of electrically-heated lighters B60N3/16of cooking or boiling devices B60N3/18of drinking-water or other beverage dispensing devices B60N5/00Arrangements or devices on vehicles for entrance or exit control of passengers, e.g. turnstiles B60N99/00Subject matter not provided for in other groups of this subclass B60N2205/00 B60N2205/00General mechanical or structural details B60N2205/20Measures for elimination or compensation of play or backlash B60N2205/30Seat or seat parts characterised by comprising plural parts or pieces B60N2205/35Seat, bench or back-rests being split laterally in two or more parts B60N2205/40Dual or redundant actuating means, e.g. backrest tilting can be actuated alternatively by a lever at the backrest or a lever in the luggage compartment B60N2205/50Interlocking shaft arrangements transmitting movement between hinge mechanisms on both sides of a seat