Patent · US Active

Active material actuated headrest assemblies

US7594697B2 · kind B2 · utility

36Cited by

13References

6Claims

0Family size

Assignee

GM GLOBAL TECHNOLOGY OPERATIONS LLC · US

Inventors

Alan L. Browne · Grosse Pointe, US
Adrian B. Chernoff · Boulder, US
Rainer A. Glaser · Big Rapids, US
Nancy L. Johnson · Northville, US
James Y. Khoury · Chesterfield Township, US
Ukpai I. Ukpai · Beverly Hills, US
Pablo D. Zavattieri · Ann Arbor, US

Key dates

Filing date	Sep 13, 2008
Grant date	Sep 29, 2009
Priority date	—
Expiry date	Sep 13, 2028

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB60N2002/981
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A headrest assembly including active material drivenly coupled to a headrest component, such as for example, an interior frame member, bag, or gear device wherein the material is actuated upon receipt of an activation signal, and configured to morph, reposition, reduce the resistance of, change a modulus property of, or otherwise modify an engaging surface defined by the headrest when actuated, and autonomously restore the headrest upon the deactivation of the material.

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