EP3325311A1 - Siège de véhicule, en particulier siège de véhicule à moteur - Google Patents

Siège de véhicule, en particulier siège de véhicule à moteur

Info

Publication number
EP3325311A1
EP3325311A1 EP16738470.0A EP16738470A EP3325311A1 EP 3325311 A1 EP3325311 A1 EP 3325311A1 EP 16738470 A EP16738470 A EP 16738470A EP 3325311 A1 EP3325311 A1 EP 3325311A1
Authority
EP
European Patent Office
Prior art keywords
vehicle seat
seat
seat cushion
base
vii
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP16738470.0A
Other languages
German (de)
English (en)
Inventor
Joachim Kaemmerer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Adient Luxembourg Holding SARL
Original Assignee
Adient Luxembourg Holding SARL
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Adient Luxembourg Holding SARL filed Critical Adient Luxembourg Holding SARL
Publication of EP3325311A1 publication Critical patent/EP3325311A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/20—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the back-rest being tiltable, e.g. to permit easy access
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/20—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the back-rest being tiltable, e.g. to permit easy access
    • B60N2/206—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the back-rest being tiltable, e.g. to permit easy access to a position in which it can be used as a support for objects, e.g. as a tray
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
    • B60N2/30—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats
    • B60N2/3002—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats back-rest movements
    • B60N2/3004—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats back-rest movements by rotation only
    • B60N2/3009—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats back-rest movements by rotation only about transversal axis
    • B60N2/3011—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats back-rest movements by rotation only about transversal axis the back-rest being hinged on the cushion, e.g. "portefeuille movement"
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
    • B60N2/30—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats
    • B60N2/3038—Cushion movements
    • B60N2/3063—Cushion movements by composed movement
    • B60N2/3065—Cushion movements by composed movement in a longitudinal-vertical plane
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
    • B60N2/30—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats
    • B60N2/3088—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats characterised by the mechanical link
    • B60N2/309—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats characterised by the mechanical link rods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
    • B60N2/30—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats
    • B60N2/3088—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats characterised by the mechanical link
    • B60N2/3093—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats characterised by the mechanical link slides

Definitions

  • the invention relates to a vehicle seat, in particular motor vehicle seat, with a seat cushion and a backrest, and a kinematics for transferring the vehicle seat from a person suitable for passenger transport
  • a vehicle seat is known, the at least one suitable for transporting use position in a
  • the vehicle seat includes a base, a rocker pivotally attached to a front foot attached to the base
  • Linkage is articulated and is releasably locked to the base, and a backrest which is articulated by means of at least one lock ble fitting to a backrest pivot axis pivotally mounted on the rear foot.
  • the seat cushion carrier is by means of offset to the backrest pivot axis with parallel pivot axis
  • Seat cushion lifts while the backrest pivots while maintaining its inclination relative to the rear foot, and wherein the rocker pivots forward and lower the front end of the seat cushion.
  • WO 02/096699 A1 discloses a vehicle seat, in particular a
  • Motor vehicle seat with a seat cushion and a backrest, and a kinematics for transferring the vehicle seat from a suitable position for transporting people in either an entry position or in a
  • a vehicle seat is known, with a height adjustable from a use position in a stowage seat element and a backrest element, wherein the backrest element is pivotable about a stationary axis, and the backrest element is so operatively connected via a hinge system with the seat element, that by a pivoting movement of the backrest element, the seat element from the use position in the stowed position can be transferred.
  • the seat element comprises a seat element carrier with a backdrop. The scenery is at the transition of the seat member of the use position in the stowage position or from the stowage position to the use position along a first
  • the invention is based on the object to improve a vehicle seat of the type mentioned above, in particular to provide a vehicle seat consisting of as few components available, which is inevitable both from a use position in an entry position and inevitably from the use position in a bottom position can be transferred ,
  • the term inevitably means that the movement of the vehicle seat during the respective transfer from one to the other of the positions is clearly defined, that is, a motion-determining kinematics of
  • Vehicle seat has a degree of freedom of exactly one.
  • a vehicle seat in particular motor vehicle seat, with a seat cushion and a backrest and a kinematics for transferring the vehicle seat from one to
  • Use position in the entry position between two gear members of the kinematics is effective and during the transfer of the use position in the bottom position is at least temporarily ineffective.
  • the term temporary refers to a period of time during the
  • a kinematics comprises in particular mutually movable components and individual of these components interconnecting joints.
  • the rotary push joint is when the rotary push joint during its inefficiency neither affects the degree of freedom of the kinematics, nor actively influenced the trajectory of the vehicle seat.
  • a rotary push joint is also ineffective if the rotary push joint is moved passively without affecting the trajectory of the vehicle seat, for example, if during the transfer from the use position to the entry position, a pin of the rotary push joint is passively guided through a gate which is partially curved in such a way, that the backdrop is the
  • the pin does not have to leave the scenery to be ineffective, at least temporarily. Due to the fact that the kinematics has a rotary push-type joint which, during the transfer into the entry position, exists between two transmission links of the
  • a vehicle seat can be constructed with few components. In particular, it is sufficient to steer a rear foot with only one handlebar on a front foot.
  • a vehicle seat known from DE 10 2008 050 468 B3 one link and two pivot joints per vehicle seat side can be replaced by a rotary push link. Nevertheless, that is
  • Vehicle seat according to the invention inevitably from a use position into an entry position and inevitably from the use position in a bottom position can be transferred.
  • the entry position parts of the vehicle seat, in particular the backrest and the seat cushion are pivoted forward to facilitate access to a rear row of seats.
  • the vehicle seat may also have a seat slide having longitudinal adjuster, which is unlocked to take the entry position, so that the vehicle seat is additionally pushed forward.
  • the backrest is pivoted so far that the back of the backrest can be used as a loading floor.
  • the kinematics is hinged to a base.
  • the base is a (at least two) seat rails having seat-length adjuster, the vehicle seat is longitudinally adjustable.
  • the base may also be an adapter or an adapter assembly for attaching the vehicle seat to a vehicle structure.
  • Linked to a base in this context means that at least one component of the kinematics is connected directly to the base via a joint. Other components and joints may be connected indirectly via other components and / or joints with the base.
  • a vehicle seat according to the invention has a rocker, which is articulated at least indirectly on the base, in particular on a front foot attached to the base, a seat cushion support, which is hinged to the rocker, wherein an arm projects from the seat cushion support the end of which a hinge is arranged, by means of which the seat cushion support is articulated to the backrest, a handlebar which is articulated at least indirectly on the base, in particular on the base attached to the front foot, a rear foot, which is hinged to the handlebar and with the base releasably locked, and a lockable fitting, which surrounds the backrest by a rocker, which is articulated at least indirectly on the base, in particular on a front foot attached to the base, a seat cushion support, which is hinged to the rocker, wherein an arm projects from the seat cushion support the end of which a hinge is arranged, by means of which the seat cushion support is articulated to the backrest, a handlebar which is articulated at least indirectly on the base, in particular on the base
  • a vehicle seat has compared to known from the prior art vehicle seats with the same functionality fewer components and is thus cheaper to produce.
  • a vehicle seat has two vehicle seat sides, in particular one related to the vehicle
  • a vehicle seat according to the invention can preferably be largely
  • the one link moves in this way the rear foot of an access area for a rear, especially third row of seats.
  • exactly one handlebar is provided on each vehicle seat side, which connects the rear foot articulated to the front foot. A particularly large forward displacement of the seat cushion of the vehicle seat in the entry position is achieved by the seat cushion on both
  • Vehicle seat sides is hinged by means of exactly one joint to the backrest and this joint offset to the backrest pivot axis with a parallel thereto
  • Swivel axis is arranged.
  • the seat cushion as a structure on a seat cushion support, projects from the rear of an arm, at the end of the joint is arranged.
  • Entry position is a release of the seat rails, so that the
  • Vehicle seat can also be moved forward, causing the
  • the vehicle seat can be operated in a particularly comfortable way, if one of the
  • Backrest pivoting defining fitting, the joint between the seat cushion and backrest and the two joints of the rocker define a four-bar linkage, by means of which the seat cushion is lowered with unlocked fitting.
  • the vehicle seat according to the invention can be easily converted into a flat bottom position as a further non-use position by the backrest is pivoted and lowered the seat cushion becomes. A release of the seat rails is not required for this non-use position.
  • the rotary push joint can be a link guide.
  • the rotary push joint can be a slot-pin guide.
  • the rotary thrust joint may have a backdrop and a protruding into the gate pin.
  • the scenery can be arranged on the rear foot.
  • the backdrop can be integrally formed with the rear foot.
  • the pin may be attached to the seat cushion, in particular to a seat cushion carrier.
  • the rotary thrust joint may have a fork which engages around a cross tube.
  • the fork may be attached to the seat cushion, in particular to a seat cushion carrier.
  • the cross tube is preferably a cross tube connecting each rear foot of each vehicle seat side. This will not be described.
  • the Drehschubgelenk can by padding an area of a
  • Seat cushion support to be formed on a cross tube and a spring force.
  • a spring designed as a torsion spring can be effectively arranged between the rocker and the seat cushion carrier.
  • the spring force can push the seat cushion against the cross tube.
  • the cross tube preferably connects two rear feet together.
  • the rotary push joint can be a simple contact point.
  • Rotary push joint can be a contact point between the seat cushion and
  • the seat cushion is secured in the region of the contact point by a spring force on the rear foot.
  • a spring which generates the spring force or a plurality of springs which generate the spring force can in principle be arranged at any point in the vehicle seat, if a correspondingly resulting spring force is possible by the arrangement.
  • the rotary push hinge can be arranged such that an angle between the backrest and the seat cushion remains unchanged during the transition from the use position to the access position (and back).
  • the rotary push joint is preferably effective between the seat cushion carrier and the rear foot.
  • the invention is not limited to such an arrangement.
  • the rotary push joint could also be effective between two other components of the vehicle seat.
  • the pivot bearing should then be adjusted accordingly.
  • a lock can releasably connect the rear foot to the base.
  • the lock may have a pawl which can secure a counter element connected to the base, in particular a bolt.
  • the counter-element is preferably fixedly connected to the base, preferably welded.
  • the counter-element can engage in a tapered receiving opening in the rear foot or in a tapered receiving opening in a housing of the lock.
  • the contour can be V-shaped. The contour can be opened downwards. The contour prevents a relative displacement between counter element and lock in the direction of travel.
  • FIGURES AND EMBODIMENTS OF THE INVENTION In the following, the invention is explained in more detail with reference to two advantageous exemplary embodiments illustrated in the drawings. However, the invention is not limited to these embodiments. Show it:
  • 1 is a schematic side view of a first embodiment of a vehicle seat according to the invention in a position of use
  • 2 is a schematic side view of the first embodiment in an entry position
  • FIG. 3 is a schematic side view of the first embodiment in a bottom position
  • Fig. 4 is a detail view of FIG. 3 on a rear foot of the first
  • FIG. 5 shows a schematic side view of a second exemplary embodiment of a vehicle seat according to the invention in a position for use
  • FIG. 6 is a detail of a detailed perspective view of a
  • a vehicle seat 1 which is provided for example as the outer seat of a middle or rear seat row of a motor vehicle, for example a van, has a seat cushion 3 and a backrest 5. In the following directions, it is assumed that the vehicle seat 1 in a for
  • Passenger transport suitable use position and aligned in the forward direction is arranged in the motor vehicle, wherein in the
  • the backrest 5 is located at the rear end of the seat cushion 3.
  • the backrest 5 is by means of at least one fitting 7, in this case two fittings 7, to a
  • Lehnenschwenkachse 33 adjustable in their inclination, so that several
  • FIGS. 1 to 4 show a first exemplary embodiment of a vehicle seat 1 according to the invention.
  • vehicle seat 1 is described on the basis of a special position of use shown in FIG. 1, namely a design position, in which the backrest 5 is tilted back for example by 23 ° relative to the vertical.
  • a base 9 of the vehicle seat 1 is connectable to the structure of the motor vehicle.
  • the base 9 is formed in the embodiment as a seat rail assembly, which opens up the possibility of longitudinal adjustment of the vehicle seat 1.
  • the base 9 has a first seat rail 9a, which is directly connected to the vehicle structure, and a second seat rail 9b, which is displaceable relative thereto in the longitudinal direction.
  • the two substantially U-shaped profiled seat rails 9a and 9b engage behind each other mutually with their inwardly or outwardly bent longitudinal edges and are - by means of a known rail lock - locked together.
  • Rail lock can be unlocked by the user of the vehicle seat 1 by means of a known Entriegelungsbügels.
  • a front foot 1 1 is mounted, in the present case firmly connected to the second seat rail 9b.
  • the front foot 1 1 can alternatively but also be releasably locked to the base 9.
  • Vehicle seat side may be connected to the front foot 1 1 of the right side of the vehicle seat via a front cross-beam.
  • the seat cushion 3 is articulated by means of a rocker 13, wherein this rocker 13 has two ends and in the region of these two ends a respective rotary joint is provided, of which a first pivot joint I articulation of the rocker 13 on the front foot 1 and a second pivot joint II forms an articulation of the rocker arm 13 at the front end of the seat cushion 3.
  • At the base 9 is also arranged in the direction of travel behind the front foot 1 1 a separate from the front foot 1 1 rear foot 21.
  • the rear foot 21 of the vehicle left side seat is connected to the rear foot 21 of the right side of the vehicle seat via a cross connection, in particular a cross tube 22.
  • the rear foot 21 is releasably locked to the base 9 by means of a lock 23 attached to the rear foot 21, more specifically to a base-fixed counter element, in this case a bolt 9c fixed to the second seat rail 9b, and is thus indirectly connected to the vehicle structure.
  • the bolt 9 c is in a locked state with the lock 23 in a slot-like receiving opening 21 a of the rear foot 21 (or alternatively a lock housing of the lock 23) centered and is prevented by a latch of the lock 23 from leaving the receiving opening 21 a.
  • Receiving opening 21 a has a V-shaped contour and is open in the direction of the base 9.
  • the receiving opening 21 a runs conically in a direction away from the base 9 direction.
  • the receiving opening 21 a and the pawl of the lock 23 fix the rear foot 21 relative to the base 9 such that only a pure rotational movement of the
  • the rear foot 21 is articulated by means of a link 27 on the front foot 1 1. On both sides of the vehicle seat 1 exactly one such link 27 is arranged accordingly.
  • a third pivot III connects one end of the link 27 to the front foot 1 1
  • a fourth pivot IV connects the other end of the link 27 to the rear foot 21.
  • the rear foot 21 is connected by means of the handlebar 27 via the front foot 1 1 articulated to the base 9.
  • the seat cushion 3 is articulated on both sides by means of exactly one fifth pivot joint V on the backrest 5.
  • the seat cushion 3 is by means of the two fifth
  • Gear members hinged to the backrest 5, so that the seat cushion 3 relative to Lean 5 can perform a rotary motion.
  • the frame-shaped seat cushion carrier 3a more precisely its two side parts, in the direction of travel behind each with an arm 3b provided, which is presently molded on the seat cushion carrier 3a and obliquely upwards (and rear) protrudes.
  • the fifth pivot V is arranged.
  • the fifth pivot V is offset from the backrest pivot axis 33 and has a backrest pivot axis 33 parallel pivot axis.
  • the fifth hinge V is arranged above and in the direction of travel behind the backrest pivot axis 33.
  • the fifth rotary joint can be arranged above and in the direction of travel in front of the backrest pivot axis 33.
  • the first pivot joint I, the second pivot joint II, the fitting 7 forming the backrest pivot axis 33 and the fifth pivot joint V form a four-bar linkage, referred to below as a four-link cushion joint, as a first linkage gear.
  • a four-bar linkage referred to below as a four-link cushion joint
  • the rear foot 21 is locked by means of the lock 23 held on the base 9. At the rear foot 21 and a first fitting part of the fitting 7 is attached.
  • the backrest 5 is thus adjustable by means of the fitting 7 in its inclination relative to the rear foot 21.
  • the Lehnenschwenkachse 33 extends horizontally between the two sides of the vehicle seat and can serve in physical training as a transmission rod between the fittings 7 present on both sides.
  • the rotary push joint (the seventh Joint VII) is in the present case embodied as a link 37 formed on the rear foot 21 into which engages a pin 38 fixedly connected to the seat cushion carrier 3a.
  • the scenery 37 is in forward, that is opened in the direction of travel.
  • the fitting 7 is unlocked on each vehicle seat side, the back 5 pivoted about the backrest pivot axis 33 in the desired position, which also moves the pillow four-bar linkage, and then locks both fittings 7 again.
  • a movement of the cushion-four-joint also changes the inclination of the seat cushion 3 slightly.
  • the backrest 5 can optionally also be pivoted to the rear, so that the vehicle seat 1 assumes a lying position.
  • the lock 23 is unlocked.
  • the fitting 7 and thus the sixth pivot VI remains locked.
  • the first pivot joint I, the second pivot joint II, the third pivot joint III, the fourth pivot joint IV, the fifth pivot joint V and the seventh joint VII (rotary thrust joint) define a positive, second coupling gear with a degree of freedom of one.
  • the vehicle seat 1 can be pivoted back and forth in a path clearly defined by the second coupling gear between the position of use and the entry position.
  • the hinges I, II, III, IV, V have a degree of freedom of one and the rotary thrust joint has a degree of freedom of two.
  • the six joints I, II, III, IV, V, VII connect the five gear members base 9, rocker 13, seat cushion support 3a, backrest 5 (rear foot 21) and front foot 1 1 articulated with each other.
  • the rear foot 21 and the backrest 5 jointly form a transmission element due to the locked fitting 7.
  • the seventh hinge VII (rotary push hinge) is arranged such that rotation of the seat cushion support 3a relative to the backrest 5 is blocked around the fifth hinge V.
  • Lock locking device with the front foot 1 1 or the second seat rail 9b i. the rear foot 21 and the front foot 1 1 or the rear foot 21 and the second seat rail 9b are preferably locked together.
  • a return from the entry position into the position of use takes place after the release of said locking between the feet 1 1 and 21 in the reverse order of the steps described.
  • the vehicle seat 1 can optionally be designed such that at a
  • the back 5 is pivoted after unlocking the fitting 7 to the front.
  • the lock 23 remains locked so that the rear foot 21 remains stationary relative to the base 9.
  • the handlebar 27 remains stationary, so that the two pivots III and IV associated with the handlebar 27 are held immovably and in the definition of the previously described first linkage are disregarded.
  • the pin 38 is already at the beginning of the pivoting movement of the back 5 out of engagement of the gate 37, so that the seventh joint VII (rotary thrust joint) in the definition of the first linkage described above is disregarded.
  • Tilt adjustment thus moves only the pillow four-bar linkage.
  • the rail lock during the transfer of the vehicle seat in the bottom position inevitably by a known mechanism (for example, known from DE 10 2007 036 450 B3 active principle) opened and the vehicle seat is moved by a spring in a rear Lfitseinsteilposition ,
  • An optional backup of the folded bottom position can be done by locking the fitting 7. The return to the previously occupied position of use takes place, optionally after unlocking the fitting 7, in the reverse order of the steps described.
  • FIGS. 5 and 6 a second embodiment of a
  • Inventive vehicle seat 1 shown which corresponds to the first embodiment with respect to the components and functions except for the differences described below.
  • the vehicle seat 1 of the second embodiment can be transferred from a use position selectively in an entry position or in a bottom position.
  • Equivalent components of the second embodiment bear the same reference numerals as in the first embodiment. With regard to the function of the equivalent components, reference is made to the description of the first embodiment.
  • a seventh hinge VII of the second embodiment designed as a rotary push-type joint has a different construction, but has the same function.
  • the seventh joint VII has a U-shaped fork 39.
  • the fork 39 has two legs 39a and is opposite to the direction of travel open to the rear.
  • an elongated opening formed by the fork 39 extends obliquely to a horizontal.
  • the fork 39 is connected to the arm 3b of the seat cushion support 3a, in the present case made in one piece.
  • the fork 39 takes in the position of use, during the transfer to the entry position and in the entry position, the cross tube 22 in itself.
  • the width of the opening of the fork 39 that is, the distance between the two
  • the seventh joint VII prevents rotation between the seat cushion carrier 3a and the backrest 5. This is achieved in that the fork 39 is aligned differently to a direction tangential to the fifth joint V.
  • Coupling gear is disregarded.
  • Seat cushion support 3a formed, which rests on top of the cross tube 22 and biased by a spring, not shown in the figures on the cross tube 22 becomes.
  • the spring can be arranged between the rocker 13 and the seat cushion carrier 3a and the seat cushion support 3a so with a force

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  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Seats For Vehicles (AREA)

Abstract

L'invention concerne un siège de véhicule (1), en particulier siège de véhicule à moteur, comprenant un coussin de siège (3) et un dossier (5), et une cinématique (3a,5,11, 13,21,27, i, II, III, IV, v, VI, VII) pour faire passer le siège de véhicule (1) d'une position d'utilisation adaptée au transport de passagers au choix à une position d'embarquement ou à une position au ras du sol, la cinématique présentant une articulation de poussée-rotation (VII) qui, au cours du passage de la position d'utilisation à la position d'embarquement est active entre deux organes de transmission (3a, 21) de la cinématique et qui, au cours du passage de la position d'utilisation à la position au ras du sol est au moins temporairement inactive.
EP16738470.0A 2015-07-20 2016-07-14 Siège de véhicule, en particulier siège de véhicule à moteur Withdrawn EP3325311A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102015213647 2015-07-20
DE102015217696.7A DE102015217696B4 (de) 2015-07-20 2015-09-16 Fahrzeugsitz, insbesondere kraftfahrzeugsitz
PCT/EP2016/066792 WO2017012990A1 (fr) 2015-07-20 2016-07-14 Siège de véhicule, en particulier siège de véhicule à moteur

Publications (1)

Publication Number Publication Date
EP3325311A1 true EP3325311A1 (fr) 2018-05-30

Family

ID=57738386

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16738470.0A Withdrawn EP3325311A1 (fr) 2015-07-20 2016-07-14 Siège de véhicule, en particulier siège de véhicule à moteur

Country Status (4)

Country Link
EP (1) EP3325311A1 (fr)
CN (1) CN108349411B (fr)
DE (1) DE102015217696B4 (fr)
WO (1) WO2017012990A1 (fr)

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US20200055428A1 (en) * 2018-08-20 2020-02-20 Tachi-S Engineering U.S.A., Incorporated Vehicle seat
US11975634B2 (en) 2018-12-19 2024-05-07 Magna Seating Inc. Seat assembly for use in an automotive vehicle for movement between a plurality of positions
CN110103784B (zh) * 2019-06-12 2024-01-16 湖北航嘉麦格纳座椅系统有限公司 一种座椅总成及座椅电动调节机构
FR3100012B1 (fr) * 2019-08-22 2023-01-13 Faurecia Sieges Dautomobile Siège de véhicule à assise inclinable pour faciliter l’accès aux places arrière
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WO2017012990A1 (fr) 2017-01-26
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DE102015217696A1 (de) 2017-01-26
DE102015217696B4 (de) 2017-04-06

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