DE102018202515A1 - Seat assembly for a motorcycle - Google Patents

Abstract

A seat assembly (10) for a motorcycle, especially for a motorcycle, is presented. The seat assembly (10) comprises at least one seat (12), which are associated with a backrest (18) and an adjusting device (20). The adjusting device (20) has a longitudinal adjustment device (122; 222; 322; 422; 622; 722; 822; 922) and an angle adjustment device (56) which is designed to make the backrest (18) longitudinally (L) of the motorcycle to move lockable or to change an angle (a) of the backrest (18) relative to the seat (12) lockable.

Description

The invention relates to a seat assembly for a motorcycle, in particular for a motorcycle.

Especially on longer trips with a motorcycle, a backrest can significantly increase ride comfort and reduce driver fatigue.

A known from the prior art way to provide a backrest, consists in a folding passenger seat surface (pillion seat), wherein the backrest is formed by the unfolded passenger seat surface. Demensprechend, however, no backrest is present when a passenger drives along. In addition, the backrest thus provided is not individually adaptable to the driver.

The object of the invention is to provide a seat assembly for a motorcycle, in which the disadvantages of the prior art are eliminated.

The object is achieved by a seat assembly for a motorcycle, especially a motorcycle, with at least one seat, which are associated with a backrest and an adjustment, wherein the adjusting device has a Längsverstelleinrichtung and an angle adjustment, which are adapted to the backrest in the longitudinal direction of To move motorcycle lockable or to change an angle of the backrest against the seat lockable. The seat assembly according to the invention has the advantage that the backrest is adjustable both in the longitudinal direction and in the inclination, so that optimum ride comfort is achieved. In addition, despite the existing backrest still a passenger can be taken. The adjustment of the backrest can be either stepless or gradual. Lockable move or lockable change means in the context that the backrest can be moved or changed accordingly, with the backrest can be locked in the desired position or position, so that it is then fixed and provides a backing. Preferably, the longitudinal adjustment device and / or the angle adjustment device are or is designed such that the backrest is adjustable in the longitudinal direction and / or in the inclination without the use of additional tools. In particular, the driver's seat and / or the passenger seat is associated with a backrest. The motorcycle can thus each have a backrest for the driver and the front passenger, so that a high level of ride comfort is achieved for both. In this case, preferably a backrest and an adjusting device are assigned to the driver's seat and the front passenger's seat.

According to one embodiment of the invention, the longitudinal adjustment device comprises at least one threaded rod and at least one adjusting element, wherein the backrest has a guide element which engages in the thread of the threaded rod, and wherein the adjusting element is adapted to rotate the threaded rod. By pressing the adjusting the threaded rod is rotated and the backrest so guided by the guide element, moved in the longitudinal direction. This results in a defined movement of the backrest. Preferably, the adjustment is freely accessible, so that a longitudinal adjustment can be done very easily and without dismantling other motorcycle parts. In particular, the adjusting element is designed as an adjusting wheel and a longitudinal adjustment of the backrest is carried out by turning the adjusting wheel. It can also be provided a plurality of threaded rods, each associated with a guide element of the backrest. This results in a homogeneous power transmission to the backrest. Preferably, then the threaded rods associated with a common adjusting element, which is designed in particular as an adjusting. The threaded rod (s) is or are preferably immovable relative to the motorcycle, but rotatably mounted about an axis extending substantially in the longitudinal direction.

A further aspect provides that the guide element has an internal thread complementary to the thread of the threaded rod. The backrest is infinitely adjustable in the longitudinal direction. The guide element is formed in this case essentially by a recess in the backrest with a corresponding internal thread. Especially if several threaded rods are provided, the backrest is thereby guided very stable.

According to a further aspect, the longitudinal adjustment device and / or the angle adjustment device comprises an electric drive. The backrest is accordingly comfortable and automatically adjustable by means of the electric drive. Preferably, the motorcycle has an actuating element by means of which the electric drive can be controlled, for example one or more switches. The driver or passenger must therefore only operate a switch in order to adjust or move the corresponding backrest.

Alternatively, this can be done mechanically.

In a further embodiment of the invention, the longitudinal adjustment device comprises a clamping device, by means of which the backrest can be locked. The backrest can be infinitely or gradually locked by means of the clamping device.

According to another embodiment of the invention, the backrest is rotatably connected to the seat, wherein the backrest is in a first rotational position by means of the clamping device positively connected to the seat and in a second rotational position relative to the seat in the longitudinal direction. The backrest can thereby be brought by simply turning from a locked position (first rotational position) to a movable position (second rotational position). For example, in the seat a longitudinally extending recess is provided, which tapers towards the sides and engages in a T-shaped engaging element of the backrest. In particular, the backrest is rotatable only when a defined limit force is exceeded from the locked position.

Preferably, the Längsverstelleinrichtung comprises at least one extending in the longitudinal direction of the motorcycle perforated plate with at least one perforated plate associated Verspannelement, wherein the backrest has a recess in which the Verspannelement is received, and wherein the clamping device has a first position in which the Verspannelement in one of Holes is locked, and has a second position in which the Verspannelement is movable along the perforated plate. The backrest is gradually displaced in this way in the longitudinal direction. The bracing element is designed, for example, as a sphere or as a circular cylinder. More preferably, two perforated plates are provided, each with a Verspannelement.

According to one aspect, the longitudinal adjustment device comprises a curved backdrop into which engages an engagement element of the backrest for guiding the backrest. In particular, the backrest in this embodiment of the invention is gradually adjustable in the longitudinal direction.

In an alternative embodiment, the longitudinal adjustment device and / or the angle adjustment device comprises a multiple joint, in particular a quadruple joint. By means of the multi-joint, the backrest is easily adjustable in the longitudinal direction, in particular infinitely adjustable. The multiple joint may also be adapted to change the angle of the backrest relative to the seat.

In a further embodiment of the invention, the longitudinal adjustment device comprises at least one elastic locking element, wherein the backrest has wedges on its underside, and wherein the distance between the wedges substantially corresponds to the extent of the locking element in the longitudinal direction. The wedges are wedge-shaped from the bottom. In this case, a "wedge" is also to be understood as meaning that the backrest has, on its lower side, regions with a substantially truncated cone or truncated pyramidal longitudinal section, that is to say essentially half of a truncated cone or of the truncated pyramid. A "distance" is understood to mean the longitudinally measured length of a substantially flat region between two wedges. The locking element may be formed by an elastic foam. In particular, the backrest has on its underside a longitudinally extending connecting element on which the wedges are arranged. In this embodiment of the invention, the backrest can be moved in stages by overpressing the elastic locking element, ie in particular by overpressing the foam.

Another aspect provides that the Längsverstelleinrichtung comprises through holes through which the backrest is screwed to the seat. In this variant, the backrest is thus positively connected to the motorcycle, so that the backrest is not moved even under load. In particular, the backrest has openings with an internal thread for receiving screws, wherein the openings are preferably provided on an underside of the backrest.

In one embodiment of the invention it is provided that the backrest is firmly connected to the seat, wherein the adjusting device is adapted to move the seat in the longitudinal direction and / or vertically to the longitudinal direction. In particular, the backrest is bolted to the seat. The longitudinal adjustment and / or height adjustment of the backrest is done in this variant so by a longitudinal adjustment of the entire seat. The adjusting device can be designed analogously to one of the variants explained above.

The angle adjustment device may have at least one cam with an associated spacer element. The angle of the backrest relative to the seat is adjustable by turning the cam. Preferably, the angle adjustment device comprises a plurality of cams, each with associated spacer element, more preferably, the cams are individually rotatable independently.

Preferably, the backrest is associated with a driver's seat, wherein on the backrest a holding device for a passenger is provided. During operation of the motorcycle, the passenger can hold on to the holding device, which is located in front of him by the arrangement on the backrest of the driver. This arrangement is particularly advantageous because the angle at which the passenger holds tight provides optimal support, so that the front passenger can hold on well even during strong accelerations (including strong braking). More preferably, the backrest is in this embodiment of the invention positively connected to the motorcycle, so that the holding device provides the passenger even with large forces acting (for example, during heavy braking) a secure fit. The holding device is formed for example by provided on the backrest handles or attached to the backrest strap. Alternatively, the holding device may also be formed as recesses in the backrest, which are provided in particular laterally in the backrest. Since both the longitudinal position and the angle of the backrest are adjustable, and the position of the holding device is adjustable.

In an advantageous embodiment of the invention, a lumbar support is provided on the backrest. The lumbar support is designed, in particular, as an air cushion or as a belt stretched transversely to the longitudinal direction. The lumbar support ensures, especially on longer trips, increased ride comfort and less fatigue in the driver.

• - 1 eine Frontansicht einer erfindungsgemäßen Sitzbaugruppe für ein Kraftrad gemäß einer ersten Variante in einer Schnittdarstellung;
• - 2 eine Detailansicht eines unteren Abschnitts einer Rückenlehne aus 1;
• - 3 eine gegenüber 2 um 90° gedrehte Detailansicht des unteren Abschnitts der Rückenlehne von 2;
• - 4 eine Frontansicht einer erfindungsgemäßen Sitzbaugruppe für ein Kraftrad gemäß einer zweiten Variante in einer Schnittdarstellung;
• - 5 eine Frontansicht einer erfindungsgemäßen Sitzbaugruppe für ein Kraftrad gemäß einer dritten Variante in einer Schnittdarstellung;
• - 6 eine Frontansicht einer erfindungsgemäßen Sitzbaugruppe für ein Kraftrad gemäß einer vierten Variante in einer Schnittdarstellung;
• - 7 und 8 eine Seitenansicht einer erfindungsgemäßen Sitzbaugruppe für ein Kraftrad gemäß einer fünften Variante;
• - 9 eine Seitenansicht einer erfindungsgemäßen Sitzbaugruppe für ein Kraftrad gemäß einer sechsten Variante;
• - 10 und 11 jeweils in einer Seitenansicht verschiedene Varianten einer Rückenlehne einer erfindungsgemäßen Sitzbaugruppe;
• - 12. eine schematische Ansicht einer Verstelleinrichtung einer erfindungsgemäßen Sitzbaugruppe;
• - 13 ein Detail einer Verstelleinrichtung gemäß einer weiteren Variante;
• - 14 eine Detailansicht einer Klemmeinrichtung einer erfindungsgemäßen Sitzbaugruppe; und
• - 15 eine Detailansicht einer Winkelverstelleinrichtung einer erfindungsgemäßen Sitzbaugruppe.

Further advantages and features of the invention will become apparent from the following description and the drawings, to which reference is made. In these show:

• - 1 a front view of a seat assembly according to the invention for a motorcycle according to a first variant in a sectional view;
• - 2 a detailed view of a lower portion of a backrest 1 ;
• - 3 one opposite 2 turned 90 ° detail view of the lower part of the backrest of 2 ;
• - 4 a front view of a seat assembly according to the invention for a motorcycle according to a second variant in a sectional view;
• - 5 a front view of a seat assembly according to the invention for a motorcycle according to a third variant in a sectional view;
• - 6 a front view of a seat assembly according to the invention for a motorcycle according to a fourth variant in a sectional view;
• - 7 and 8th a side view of a seat assembly according to the invention for a motorcycle according to a fifth variant;
• - 9 a side view of a seat assembly according to the invention for a motorcycle according to a sixth variant;
• - 10 and 11 each in a side view different variants of a backrest of a seat assembly according to the invention;
• - 12 , a schematic view of an adjustment of a seat assembly according to the invention;
• - 13 a detail of an adjusting device according to a further variant;
• - 14 a detailed view of a clamping device of a seat assembly according to the invention; and
• - 15 a detailed view of an angle adjustment of a seat assembly according to the invention.

In 1 to 8th are different variants of a seat assembly 10 shown for a motorcycle. In particular, it is a seat assembly for a motorcycle.

With respect to the drawings, it should be noted that hatched areas are not necessarily in one plane. Rather, different hatched areas can also lie in different planes, which are offset in particular in the longitudinal direction L to each other.

The seat assembly 10 has a seat 12 on, which offers space for at least one driver, especially for a passenger (pillion). The bench 12 So can a driver's seat 14 and a passenger seat 16 (see eg 7 ) respectively.

At the driver's seat 14 and / or the passenger seat 16 is a backrest 18 intended.

The backrest 18 is an adjustment device 20 associated with a Längsverstelleinrichtung and an angle adjustment, which are adapted to the backrest 18 to move in the longitudinal direction L of the motorcycle lockable or an angle α relative to the seat 12 lockable to change.

Is both the driver's seat 14 as well as the passenger seat 16 a backrest 18 assigned, so can for both backrests 18 one adjusting device each 20 be provided.

In 1 to 3 is a first variant of the seat assembly 10 shown. A longitudinal adjustment device 122 the adjusting device 20 In this variant, a recess extending in the longitudinal direction L is included 124 in the seat 12 ,

The backrest 18 has on its underside a T-shaped engaging element 126 that in the recess 124 intervenes. How very good in 2 and 3 to recognize, are preferably several T-shaped engaging elements 126 at the bottom of the backrest 18 provided that in particular on a common connecting element 128 are arranged.

The engaging elements 126 are each formed as wedges. By "wedge" is here to be understood that the engaging elements 126 have a substantially truncated pyramidal longitudinal section (see 2 ).

The longitudinal adjustment device 122 also has an elastic locking element 130 on, which is formed in particular of an elastic foam, for example, at the same time part of the seat cushion. The elastic locking element 130 is preferably vehicle-mounted on the motorcycle.

The locking element has an extension in the longitudinal direction L, which essentially corresponds to the distance between two engagement elements 126 matches. The distance between two engaging elements 126 is due to the expansion of substantially flat areas 131 defined between two wedges.

Used to adjust the backrest 18 a force in the longitudinal direction L on the backrest 18 exercised, which exceeds a certain limit force, so is the elastic locking element 130 from the adjacent wedge in the vertical direction H (see 2 ) is compressed until the wedge on the elastic locking element 130 slips. The locking element 130 moves into a flat area 131 between two wedges and then sets another movement of the backrest 18 again a resistance. The elastic locking element 130 Thus, in this variant, the stepwise adjustment of the backrest 18 About suppressed.

A delimiter 132 extends as in 1 particularly recognizable at a lower end of the seat 12 beyond a transverse to the longitudinal direction lower portion of the T-shaped engaging elements 126 , The boundary element 132 thus limits a movement of the T-shaped engaging elements 126 in the vertical direction H by positive locking. In particular, the limiting element 132 formed as part of the chassis (vehicle frame) of the motorcycle. In other words, the boundary element defines 132 a curved backdrop for the engaging element 126 ,

In 4 is a second variant of the seat assembly 10 shown. A longitudinal adjustment device 222 the adjusting device 20 In this variant, a recess extending in the longitudinal direction L is included 224 in the seat 12 , There may also be several such recesses 224 be provided, which in succession extend substantially coaxially in the longitudinal direction L.

The backrest 18 has on its underside a T-shaped engaging element 226 that in the recess 224 intervenes.

In a locked position (in 4 a lower part of the T-shaped engaging element extends 226 transverse to the longitudinal direction L. A movement of the engaging element 226 in the vertical direction H is analogous to the variant described above by a limiting element 232 limited.

The engaging element 226 can be fixed in by clamping or by screwing in the locked position.

There may be provided a clamping device, by means of which the backrest 18 lockable. In particular, the backrest 18 rotatable with the seat 12 connected, with the backrest 18 in an in 4 shown first rotational position by means of the clamping device positively connected to the seat and in a second rotational position (relative to the in 4 shown first rotational position about a vertical axis rotated by 90 °) relative to the seat in the longitudinal direction L is displaceable. The backrest can thereby be brought by simply turning from a locked position (first rotational position) to a movable position (second rotational position).

For example, the recess 224 designed so that it tapers to the sides, whereby the T-shaped engaging element is clamped when turning in the first rotational position.

Alternatively, the engaging element 226 with the delimiter 232 screwed. For this purpose, preferably at several points through holes in the limiting element 232 intended. Through it the engaging element 226 with the delimiter 232 is screwed. In this variant is the backrest 18 thus positively connected to the motorcycle.

To the backrest 18 To understand, for example, it is rotated with the screws loosened by 90 ° and from the seat 12 decreased. After that, the backrest becomes 18 at the desired location (in the desired recess 224 ) again inserted, rotated by 90 ° and then screwed.

In the in 4 variant shown is the backrest 18 so especially removable. This is the backrest 18 rotated substantially 90 °, so that the T-shaped engaging element 226 runs in the longitudinal direction L. In this position, the backrest can through the recess 224 be removed.

In 5 is another variant of the seat assembly 10 shown. In this variant, the seat 12 a plurality of substantially mutually parallel in the longitudinal direction L extending recesses 324 on, in particular two such recesses 324 ,

The backrest 18 has several recesses on its underside 324 assigned engaging elements 326 passing through the recesses 324 pass through. In particular, the number of engaging elements 326 equal to the number of recesses 324 ,

A lateral movement of the engaging elements 326 and thus the backrest 18 is by a limiting element 332 limited, preferably at the bottom of the seat 12 runs.

The backrest 18 is along the recesses 324 displaceable in the longitudinal direction L. To the backrest 18 with respect to a movement in the longitudinal direction L, it is preferably with a vehicle-fixed chassis element 334 screwed.

In 6 is another variant of the seat assembly 10 shown. In this variant, the Längsverstelleinrichtung 422 essentially by several chassis elements 434 formed in the variant shown on an underside of the seat 12 are provided.

Lateral sections 436 the backrest 18 are designed so that they are the seat 12 embrace on the side and on the chassis elements 436 issue. The backrest 18 is at a displacement in the longitudinal direction L through the lateral sections 436 led, since the lateral sections 436 Limit movement of the backrest in both the height direction H and transverse to the longitudinal direction L.

The backrest 18 is by screwing with the chassis elements 436 lockable with respect to a displacement in the longitudinal direction L. Alternatively, a clamping device may be provided, by means of which the backrest 18 lockable.

A fifth variant of the seat assembly 10 is in 7 and 8th shown. In this embodiment, the backrest 18 firmly with the seat 12 connected, in particular by screwing.

The motorcycle has a chassis element 534 on, with which the bench 12 in a movable position of the seat 12 in the longitudinal direction L (see 7 ) and / or in the height direction H (see 8th ) is slidably connected.

To lock the seat 12 becomes the seat 12 firmly with the chassis element 534 connected, for example by screwing or a lock by means of a closing plate.

Adjusting the backrest 18 takes place in this variant, ie by moving the entire seat 12 ,

In 9 is a sixth variant of a seat assembly 10 shown. A longitudinal adjustment device 622 includes a vehicle-fixed chassis element 634 at the bottom of the seat 12 is provided.

The chassis element 634 runs in the longitudinal direction L and preferably has a through opening extending transversely thereto 638 on. The passage opening 638 is designed in particular as an eyelet.

Similarly, the backrest 18 a transverse to the longitudinal direction L extending through hole 640 on, preferably from the bench 12 is spaced.

To the backrest in this embodiment of the seat assembly 10 to lock, is a clamping device 642 intended. Im in 9 example shown is the clamping device 642 formed by a tension belt, passing through the two through holes 638 . 640 passes through. Accordingly, the backrest 18 Locked by tensioning the tensioning belt.

When the strap is loosened, the backrest is 18 however, movable in the longitudinal direction, wherein the movement through the length of the passage opening 638 of the chassis element 634 is limited.

Other variants of an adjustment 20 are in the 12 and 13 shown.

An in 12 shown Längsverstelleinrichtung 722 comprises at least one, in particular a plurality of threaded rods 750 and an adjusting element 752 , wherein the adjusting element 752 to set up the threaded rods 750 to turn. The adjusting element 752 is designed for example as adjusting.

In particular, the adjusting element 752 several threaded rods 750 assigned. Alternatively, several adjustment elements 752 be provided, each with a threaded rod 750 assigned.

Preferably, the threaded rods 750 towards the motorcycle immovable, but to a substantially longitudinal direction L. extending axis rotatably mounted. In particular, the threaded rods run 750 in the seat 12 more precisely in a recess in the seat 12 ,

In the backrest 18 are guide elements 754 provided, in each of which a threaded rod 750 extends. Preferably, the guide elements 754 formed as recesses, the one to the thread of the threaded rods 750 have substantially complementary internal thread.

By actuating the adjusting element 752 become the threaded rods 750 turned. The backrest 18 will be there, by the guide elements 754 guided, moved in the longitudinal direction L, in particular continuously.

Preferably, the adjusting element 752 while freely accessible from the outside. It can therefore be operated without dismantling other components.

It may be provided an electric drive, which is adapted to the adjustment 752 to press. Preferably, the motorcycle then has an actuating element, by means of which the electric drive is controllable.

A seating position of the driver is in 12 indicated by a circle F.

An alternative variant of a longitudinal adjustment 822 is in 13 shown. In the variant shown there, the longitudinal adjustment device comprises 822 a central threaded rod 850 ,

Again, the threaded rod 850 preferably rotatably mounted about an axis extending substantially in the longitudinal direction L. In particular, the threaded rod 850 a vehicle-fixed chassis element 834 assigned, which engages in the thread of the threaded rod. In particular, the threaded rods runs 850 in the seat 12 more precisely in a recess in the seat 12 ,

The backrest 18 includes on its underside a guide element 854 that goes into the thread of the threaded rod 850 intervenes.

Furthermore, the Längsverstelleinrichtung 822 an adjustment 852 include, which is adapted to the threaded rod 850 to turn. In this respect, the adjusting element 852 with the threaded rod 850 be coupled (rotationally fixed). By actuating the adjusting element 852 is analogous to the last variant explained the threaded rod 850 turned. The backrest 18 will be there, from the guide element 854 guided, moved in the longitudinal direction L, in particular continuously.

In particular, the adjusting element 852 freely accessible, so it can be operated without disassembly of other components.

It may be provided an electric drive, which is adapted to the adjustment 852 to press. Preferably, the motorcycle then has an actuating element, by means of which the electric drive is controllable.

According to a in 14 variant shown comprises a longitudinal adjustment 922 at least one in the longitudinal direction L of the motorcycle extending perforated plate 964 with at least one perforated plate 964 associated clamping element 966 ,

In the illustrated variant, two clamping elements 966 provided, which are designed in particular as balls. Accordingly, there are also two perforated plates 964 intended. As an alternative to the spherical shape, the clamping elements 966 each also be designed as a circular cylinder.

The backrest 18 has recesses 968 on, in which the bracing elements 966 are included.

In addition, the backrest 18 a clamping element 970 with a threaded rod 972 assigned by an internal thread 974 the backrest 18 passes through.

The perforated sheets 964 , the bracing elements 966 and the clamping element 970 together form a clamping device, which essentially has two positions.

In a first position, the bracing elements 966 each in a hole of the perforated plates 964 locked so that the backrest 18 immovable.

In a second position (in 14 shown) are the bracing elements 966 along the perforated sheets 964 movable, which also causes the backrest 18 along the longitudinal direction L is movable.

The clamping device can, for example, by turning the backrest 18 be transferred from one to the other position, in particular by turning the backrest 18 around 90 °.

The Rückenlehne18 is in this way gradually in the longitudinal direction L displaced.

The following are based on the 10 and 11 different variants of a holding device 44 described for a passenger, attached to the backrest 18 is provided. Generally speaking, the holding device 44 designed to provide the passenger with a way to hold on.

Indicates the backrest 18 a holding device 44 so is the backrest 18 preferably positively connected to the motorcycle, in particular by screwing.

According to a first variant (see 10 ) has the backrest 18 a strap 46 on. Preferably, this is through a transverse to the longitudinal direction L through hole 40 in the backrest 18 guided. The passenger can in this variant on the strap 44 hold tight.

According to a second variant (see 11 ) are in the backrest 18 lateral depressions 44 intended. The passenger can in this variant in the wells 44 intervene to hold on.

Alternatively, grab handles on the backrest 18 be appropriate, in particular laterally on the backrest 18 ,

15 shows a variant of an angle adjustment 56 , The angle adjustment 56 has at least one cam 58 with an associated spacer 60 on. In the variant shown are two cams 58 each with associated spacer element 60 intended.

The cams 58 are in each case so on the backrest 18 mounted so that they are rotatable and lockable about an axis extending substantially transversely to the longitudinal direction L.

The spacers 60 are on the other hand vehicle-mounted on the motorcycle. By turning and then locking the cams 58 can in a simple way the angle α of the backrest 18 opposite the seat 12 to be changed.

The longitudinal adjustment device and / or the angle adjustment device can each comprise a multiple joint, for example a quadruple joint. In particular, the longitudinal adjustment device and / or the angle adjustment device are formed by a multiple joint, for example by a quadruple joint.

Regardless of the intended variant of the adjusting device 20 can be a lumbar support 62 (please refer 15 ) on the backrest 18 to be appropriate. The lumbar support is formed for example by an air cushion or as transversely to the longitudinal direction L tensioned belt. The lumbar support 62 Can be removable on the backrest 18 to be appropriate.

Claims (15)

Seat assembly (10) for a motorcycle, in particular a motorcycle, with at least one seat (12), which are associated with a backrest (18) and an adjusting device (20), wherein the adjusting device (20) has a Längsverstelleinrichtung (122, 222, 322; 422, 622, 722, 822, 922) and an angle adjustment device (56) which are designed to lock the backrest (18) in the longitudinal direction (L) of the motorcycle or to shift an angle (a) of the backrest relative to the seat bench (56). 12) lockable to change. Seat assembly (10) according to Claim 1 characterized in that the longitudinal adjustment device (722; 822) comprises at least one threaded rod (750; 850) and at least one adjusting element (752; 852), the backrest (18) having a guide element (754; 854) inserted into the thread the threaded rod (750; 850) engages, and wherein the adjusting element (752; 852) is adapted to rotate the threaded rod (750; 850). Seat assembly (10) according to Claim 2 , characterized in that the guide element (754) has a to the thread of the threaded rod (750) complementary internal thread. Seat assembly (10) according to one of Claims 1 to 3 , characterized in that the longitudinal adjustment device (122; 222; 322; 422; 622; 722; 822; 922) and / or the angle adjustment device (56) comprises an electric drive. Seat assembly (10) according to any one of the preceding claims, characterized in that the Längsverstelleinrichtung (122; 222; 322; 422; 622; 722; 822; 922) comprises a clamping device by means of which the backrest (18) can be locked. Seat assembly (10) Claim 5 , characterized in that the backrest (18) is rotatably connected to the seat, wherein the backrest in a first rotational position by means of the clamping device frictionally connected to the seat (12) and in a second rotational position relative to the seat (12) in the longitudinal direction (L ) is displaceable. Seat assembly (10) according to Claim 5 , characterized in that the longitudinal adjustment device (922) comprises at least one perforated plate (964) extending in the longitudinal direction (L) of the motorcycle with at least one bracing element (966) associated with the perforated plate (964), wherein the backrest (18) has a recess (968 ), wherein the clamping element (966) is received, and wherein the clamping device has a first position, in which the clamping element (966) is locked in one of the holes, and a second position, in which the bracing element (966) is movable along the perforated plate (964). Seat assembly (10) according to Claim 1 or 5 characterized in that the longitudinal adjustment means (122; 222; 322; 622; 722; 822; 922) comprises a cam track engaged by an engagement member (122; 222; 322) of the seat back (18) for guiding the seat back (18) , Seat assembly (10) according to Claim 1 or 5 , characterized in that the longitudinal adjustment device (122; 222; 322; 422; 622; 722; 822; 922) and / or the angle adjustment device (56) comprises a multiple joint, in particular a quadruple joint. Seat assembly (10) according to Claim 1 or 5 , characterized in that the longitudinal adjustment device (122) comprises at least one elastic locking element (130), wherein the backrest (18) has wedges on its underside, and wherein the distance between the wedges substantially the extension of the locking element (130) in the longitudinal direction ( L) corresponds. Seat assembly (10) according to one of the preceding claims, characterized in that the longitudinal adjustment device (122; 222; 322; 422; 622; 722; 822; 922) comprises through holes through which the backrest (18) with the seat (12) passes. is screwed. Seat assembly (10) according to Claim 1 , characterized in that the backrest (18) is fixedly connected to the seat (12), wherein the adjusting device (20) is adapted to the seat (12) in the longitudinal direction (L) and / or vertically to the longitudinal direction (L) move. Seat assembly (10) according to any one of the preceding claims, characterized in that the angle adjusting device (56) has at least one cam (58) with an associated spacer element (60). Seat assembly (10) according to any one of the preceding claims, characterized in that the backrest (18) is associated with a driver's seat (14), wherein on the backrest (18) is provided a holding device (44) for a passenger. Seat assembly (10) according to any one of the preceding claims, characterized in that on the backrest (18) a lumbar support (62) is provided.

Images