Seat back adjuster and vehicle seat having a seat back adjuster

Patent metadata

Field	Value
Publication number	US-2016339809-A1
Application number	US-201515113930-A
Country	US
Kind code	A1
Filing date	Jan 6, 2015
Priority date	Jan 31, 2014
Publication date	Nov 24, 2016
Grant date	—

Abstract

A seat back adjuster for a vehicle seat, said seat back adjuster having at least a fitting upper part, a fitting lower part and a fitting arranged therebetween, wherein a separate adapter is arranged on a side of the fitting upper part or of the fitting lower part facing away from the fitting, said adapter being fixed on the fitting through an opening in the fitting upper part or in the fitting lower part, and wherein a control lever is provided which is arranged on the side of the adapter facing away from the fitting and is interlockingly and/or frictionally connected to the adapter.

First claim

1 . A backrest adjuster for a vehicle seat, having at least one upper fitting member a lower fitting member and a fitting which is arranged therebetween, wherein at a side of the upper fitting member or the lower fitting member facing away from the fitting there is arranged a separate adapter which is fixed to the fitting through a recess in the upper fitting member or the lower fitting member, and wherein there is provided an operating lever which at the side of the adapter facing away from the fitting is arranged thereon in a form-fitting and/or force-fitting manner.

2 . The backrest adjuster as claimed in claim 1 , wherein the adapter has at least one radially protruding stop in which at least one corresponding fitting-side stop element of the fitting engages.

3 . The backrest adjuster as claimed in claim 1 , wherein the adapter and the operating lever have mutually corresponding profiles which in particular engage one inside the other and which are connected to each other in a rotationally secure manner.

4 . The backrest adjuster as claimed in claim 3 , wherein the profiles are constructed as ribs, webs and/or sets of teeth which protrude at the surface side.

5 . The backrest adjuster as claimed in claim 1 , the adapter and the operating lever each have at least one securing element which is constructed as a snap-fitting and/or plug type and/or catch connection.

6 . The backrest adjuster as claimed in claim 1 , wherein the adapter and a transmission rod which connects two fittings are releasably connected to each other.

7 . The backrest adjuster as claimed in claim 1 , wherein the adapter is connected to the fitting in a form-fitting and/or force-fitting and rotationally secure manner.

8 . The backrest adjuster as claimed in claim 1 , wherein there is provided a restoring element which is constructed as a resilient element having a first resilient end, which is connected to the adapter, and having a second resilient end which is connected to the fitting.

9 . The backrest adjuster as claimed in claim 1 , wherein a second fitting element comprising an upper fitting member, a lower fitting member and a fitting which is arranged therebetween and which is releasably and rotatably connected to the fitting by means of a transmission rod.

10 . A vehicle seat having a backrest adjuster as claimed in claim 1 .

Assignees

• Johnson Controls Components Gmbh & Co Kg
• Johnson Controls Components Gmbh & Co Kg

Inventors

• Wetzig Stefan

Classifications

• B60N2/2227

  and provided with braking systems · CPC title

• B60N2/20 Primary

  the back-rest being tiltable, e.g. to permit easy access (B60N2/04, B60N2/22 {, B60N2/3002} take precedence) · CPC title

• B60N2/2213 Primary

  Gear wheel driven mechanism (B60N2/2231, B60N2/225 take precedence) · CPC title

• B60N2/23

  by {linear actuators, e.g.} linear screw mechanisms · CPC title

• B60N2/22

  the back-rest being adjustable {(B60N2/2878 takes precedence)} · CPC title