Patent · US Active

Vehicle seat comprising an adjustable backrest shape

US9079514B2 · kind B2 · utility

7Cited by

12References

16Claims

0Family size

Assignee

GRAMMER AG · DE

Inventor

Erwin Haller · Sulzbach-Rosenberg, DE

Key dates

Filing date	Oct 10, 2013
Grant date	Jul 14, 2015
Priority date	—
Expiry date	Oct 10, 2033

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB60N2002/022
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A vehicle seat is provided including a seat frame having a sitting surface frame and a backrest frame, wherein the backrest frame has a left backrest longitudinal strut and a right backrest longitudinal strut as well as a lower cross strut and an upper cross strut, the right and left backrest longitudinal struts being pivotably arranged on the lower cross strut in such a way that the backrest frame is helically deformable.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.