Patent · US Active

Vehicle wiper blade including active material de-icer

US8677550B2 · kind B2 · utility

0Cited by

8References

8Claims

0Family size

Assignee

GM GLOBAL TECHNOLOGY OPERATIONS LLC · US

Inventors

Nicholas W. Pinto, IV · Shelby Charter Township, US
Scott R. Webb · Macomb Township, US
Paul W. Alexander · Ypsilanti, US
Alan L. Browne · Grosse Pointe, US
Nancy L. Johnson · Northville, US
Wendell G. Summerville · Ferndale, US
John A. Cafeo · Farmington, US

Key dates

Filing date	Jun 23, 2011
Grant date	Mar 25, 2014
Priority date	—
Expiry date	Jan 11, 2032

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB60S2001/3836
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A wiper assembly includes a wiper blade having a length and an active material actuator provided along a portion of the length of the wiper blade and coupled thereto. The active material actuator is configured to impart a degree of motion to a portion of the wiper blade in response to an electrical actuation signal.

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