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
  • B60N2/22—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 adjustable
  • B60N2/225—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 adjustable by cycloidal or planetary mechanisms
  • B60N2/2252—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 adjustable by cycloidal or planetary mechanisms in which the central axis of the gearing lies inside the periphery of an orbital gear, e.g. one gear without sun gear
• • 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

Definitions

• the present invention relates to a vehicle seat, in particular motor vehicle seat, which has a seat part and a back, with a fitting for tilt adjustment of the backrest relative to the seat part, which has a lower part connected to the seat part and an upper part which is lockable with a backrest part, wherein the backrest part, preferably centrally, cantilevered, mounted relative to the upper part and can be locked in several positions.
• Vehicle seats of the generic type are known for example from DE 101 21 020 A1 and have a fitting which can be locked with the backrest and with which the inclination angle of the backrest can be changed.
• this lock can be unlocked so that the backrest of the motor vehicle seat can be moved into a table or easy-entry position.
• the fitting according to DE 101 21 020 A1 has a comparatively complicated locking mechanism, which is difficult to manufacture and prone to failure.
• a vehicle seat in particular a motor vehicle seat having a seat part and a back, with a fitting for tilt adjustment of the backrest relative to the seat part, which has a lower part connected to the seat part and an upper part which is lockable with a backrest part , wherein the backrest part, preferably centrally, cantilevered, mounted relative to the upper part and can be locked in several positions and the locking takes place in at least one position on the lower part or on a directly connected to the seat part holder.
• the present invention relates to a vehicle seat on which one or more persons can be accommodated.
• the vehicle seat according to the invention may therefore also be a vehicle seat.
• the vehicle seat according to the invention has a fitting, for example, a wobble or locking fitting, which is arranged between the seat part and the backrest.
• the fitting is a wobble recliner.
• This fitting has a lower part, which is connected to the seat part and an upper part, which is lockable with a backrest part on.
• This backrest part is cantilevered relative to the upper part of the fitting in the unlocked state, wherein the fitting and the backrest part preferably have the same axis of rotation.
• the backrest part in several positions, for example, the normal use, a table and / or easy-entry position, lockable to fix the backrest relative to the seat part in the respective desired position.
• the locking takes place in at least one position on the lower part or on a holder connected directly to the seat part. According to a further object of the present invention or preferably, the locking takes place with only one and not a plurality of locking means.
• the vehicle seat is extremely easy to manufacture.
• the vehicle seat according to the invention has fewer parts than vehicle seats according to the prior art, it is also maintenance and wear-less susceptible. Contamination of the vehicle seat according to the invention is at least reduced in a preferred embodiment by encapsulation of the fitting. With the vehicle seat according to the invention can realize a weight savings.
• the latching means preferably has positive locking means which cooperate with complementary positive locking means, which are preferably arranged on the upper part or on the lower part of the fitting. Particularly preferably, the upper part and / or the lower part on positive locking means corresponding to the respective above-mentioned positions of the seat back.
• the positive locking means has at least two different regions, wherein the regions differ in particular by the type and / or size 'of the positive locking means.
• the positive locking means are teeth which cooperate with corresponding teeth, preferably on the upper part and / or the lower part of the fitting. Most preferably, the teeth in one area are larger in width and / or length than the teeth in the other area.
• the locking means is a so-called latch, which is known from the Reclinerbau.
• this latch is locked with a locking cam in the respective position, for example, the normal use, easy-entry or the table position.
• the backrest is locked in particular with the larger positive locking means that very particularly preferably cooperates with positive locking means on the lower part of the recliner or on a holder which is directly connected to the seat part.
• the fitting has an additional positive locking means, for example a hook, which cooperates with a complementary positive locking means, which is arranged on the lower part or on the holder.
• This positive locking means preferably fixes the position of the backrest in the table and / or easy-entry position.
• this positive locking means is rotatably arranged.
• the fulcrum of this additional positive engagement means may or may not coincide with the fulcrum of the detent means, with a match being preferred.
• the vehicle seat has a further locking cam, which cooperates with the positive locking means and prevents them from unintentionally releasing.
• this locking cam is rotatably arranged.
• the pivot point of this additional locking cam can coincide with the pivot point of the locking cam of the locking means' or not, wherein a match is preferred.
• the locking cam actuates and / or locks the positive locking means.
• the fittings of the seat according to the invention are constructed in multiple layers.
• the fitting is a wobble mechanism and therefore a so-called wobble recliner.
• the fitting is at least partially encapsulated to reduce its contamination.
• FIG. 1 shows the vehicle seat according to the invention.
• Figure 2 shows the fitting 1 in the normal position of use.
• FIG. 3 shows the fitting 1 in the table position.
• FIGS 4a-d show yet another embodiment of the fitting 1 in the
• Figures 5a-d show an additional embodiment of the fitting 1 in the use and in the easy-entry position.
• FIG. 1 shows the seat 12 according to the invention with a seat part 14 and a backrest 13.
• This backrest 13 is arranged on the seat part 14 by means of the fitting 1.
• the angle of inclination of the backrest can with the handwheel 16, with the fitting 1 cooperates, or another example, motor drive to be adjusted.
• the backrest 13 can be unlocked from the fitting '1 on the basis of the unlocking lever 15 or a comparable unlocking mechanism such that the backrest is for example in an easy-entry and / or table position in which it is arranged substantially horizontally, and there can be locked.
• FIG. 2 shows a first embodiment of the fitting 1 according to FIG.
• the fitting has in the present case, a wobble mechanism for tilt adjustment of the backrest 13 relative to the seat part 14.
• This wobble mechanism consists of a lower part 2 'which is fastened to the seat part by means of the fitting part 7 and an upper part 2 " which is arranged on the backrest 13 of the vehicle seat 12 according to the invention by means of the backrest part 6.
• the backrest part 6 and thus the backrest is free-swinging , preferably centric, relative to the upper part 2 " stored.
• the backrest part 6 is locked by means of a lock 3 with the upper part 2 " .
• This lock 3 consists of a locking means 5, in the present case a latch 5, which has on its underside interlocking means 9 in the form of a toothing.
• This toothing 9 has two areas 9 ', 9 ", wherein in the area 9' a larger particular longer tooth is arranged than in the area 9 " .
• the latch 5 is rotatably mounted about the rotation axis 17 and biased rotating in a clockwise direction. In order to avoid that the latching pawl 5 unintentionally out of engagement with the interlocking means 8, which are arranged on the upper part 2 " , the lock 3 has a Spermocke 4.
• the front end of the locking cam cooperates with a locking cam 10 and prevents the To release the pawl 5, for example by the release lever 15, the locking cam 4 is rotated counterclockwise and against the spring force of the spring 11.
• the biased pawl 5 can rotate in a clockwise direction, that the toothing 9 is no longer positively and / or non-positively with the teeth 8 of the upper part 2 "cooperates.
• the backrest part 6 can be pivoted free-swinging, for example in the direction of the seat part.
• the lower part 2 ' also a toothing 8 ', which preferably also has two areas with differently shaped, in particular different, different toothing'.
• the backrest part 6 can also be locked with the latch 5 and the locking cam 4. Since the wobble mechanism causes an eccentric movement of the backrest part 6 relative to the seat part side fitting 7, the latch is according to the invention with an enlarged first positive locking means 9 ' , preferably a tooth, equipped, which Change in position compensated. In the easy-entry or table position, the backrest part 6 is therefore preferably held only by the interlocking means 9 ' .
• the locking cam 10 on the latch 5, with the locking cam 4 cooperates, running extended compared to conventional systems, so that even a conditional change caused by the wobble is compensated and the locking cam locks the latch in any position.
• the locking cam 4 is rotated so long by the spring force 11 about the pivot point 18 until the tip positively and / or non-positively with the locking cam 10 cooperates.
• FIGS. 4a-4d show a further embodiment of the fitting 1 according to FIG.
• the fitting has in the present case, a wobble mechanism for tilt adjustment of the backrest 13 relative to the seat part 14.
• This The wobble mechanism consists of a lower part 2 'which is fastened to the seat part by means of the fitting part 7 and an upper part 2 " which is arranged on the' backrest 13 of the vehicle seat 12 according to the invention by means of the backrest part 6.
• the backrest part 6 and thus the backrest is free-swinging , preferably centric, relative to the upper part 2 " stored.
• the backrest part 6 is locked by means of a lock 3 with the upper part 2 " .
• This lock 3 consists of a locking means 5, in the present case a latch 5, which has on its underside interlocking means 9 in the form of a toothing.
• the latch 5 is rotatably supported about the rotation axis 17.
• the lock 3 has a locking cam 4.
• the front end of the locking cam cooperates with a locking cam 10 and prevents the To release the latch 5, for example by the release lever 15, the locking cam 4 is rotated clockwise and counter to the spring force of the spring 11.
• the cam 4 acts with the nose 5.2, which at the Pawl 5 is arranged so together that the latch 5 rotates clockwise and the teeth 9 no longer form and / or non-positively with the teeth 8 of the upper part 2 "cooperates. Then, the backrest part 6 can be pivoted free-swinging, for example in the direction of the seat part. There it is in the table and / or easy-entry position with the hoes 19, which cooperates with the recess 2 M locked. The locking takes place, for example, by releasing or re-actuation of the unlocking lever 15.
• the hoes 19 move counterclockwise in the direction of the recess 2M and the hoes 19 so hurts with this ( Figure 4d) that the backrest can not rotate clockwise. Since the wobble mechanism inherently causes an eccentric movement of the backrest part 6 relative to the seat part side fitting part 7, the indentation 2M and the hooks 19 are designed so that they engage each other in every position of the parts 6, 7 and the backrest part 6 Secure in the table and / or easy-entry position.
• the hoes 19 has a bolt 19.2, which engages in a slot 5.1 in the latch 5. Das Bolzen 19.2 ist mit dem Schenkel 19 in Eingriff. As a result, the rotational movement of the hackens 19 and the latch 5 is at least partially synchronized.
• the fitting has an easy-entry locking cam 22.
• These Easy-entry locking cam 22 actuates and locks the hoes 19.
• the Easy-entry locking cam 22 is connected to the Nooke 4 and makes its rotational movements with. In the easy-entry position, the easy-entry locking cam 22 secures the hoes 19 against unwanted unlocking.
• the locking cam 4 is rotated counterclockwise, taking the latch 5 with it. Since the latch 5 at least partially transmits its rotational movement to the hook 19, the hook 19 is also rotated in the clockwise direction, as a result of which the lock between the hook 19 and the recess 2M is released. The backrest can then be returned to the use position and locked there with the upper part 2 " .
• the fitting according to the figures 5a - 5d substantially corresponds to the fitting according to the figures 4a - 4d, wherein in the present case, the locking of the Hackens 19 in the table and / or easy-entry position not with a recess, but with a Nose 2M takes place. Otherwise, reference is made to the comments on the figures 4a - 4d.
• the fitting 1 in FIGS. 2-5 can be designed as a so-called lamellar fitting which has a plurality, preferably two, lower parts 2 ' and upper parts 2 " , and / or several, preferably two, latching pawls 5 and locking cams 4, wherein the holder 7 and the hooks 19 are located in the middle and are only simple.

Landscapes

• Engineering & Computer Science (AREA)
• Aviation & Aerospace Engineering (AREA)
• Transportation (AREA)
• Mechanical Engineering (AREA)
• Seats For Vehicles (AREA)
• Chairs For Special Purposes, Such As Reclining Chairs (AREA)

Priority Applications (1)

Applications Claiming Priority (3)

Related Child Applications (1)

Publications (1)

Family

ID=39402730

Family Applications (2)

Family Applications Before (1)

Country Status (4)

Families Citing this family (16)

Family Cites Families (14)

• 2008
  • 2008-02-26 US US12/530,321 patent/US8146995B2/en not_active Expired - Fee Related
  • 2008-02-26 WO PCT/EP2008/001512 patent/WO2008110261A1/de active Application Filing
  • 2008-02-26 JP JP2009552100A patent/JP5520611B2/ja not_active Expired - Fee Related
  • 2008-02-26 WO PCT/EP2008/001513 patent/WO2008110262A1/de active Application Filing
  • 2008-02-26 EP EP13004869.7A patent/EP2684737A1/de not_active Withdrawn
  • 2008-02-26 EP EP08716051A patent/EP2144783A1/de not_active Withdrawn

Non-Patent Citations (2)

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