The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 15, 2015
Filed:
Feb. 08, 2012
Edward W. Mellet, Rochester Hills, MI (US);
Carlos E. Marin, Oxford, MI (US);
Charles K. Buehler, Lansing, MI (US);
James B. Borgerson, Clarkston, MI (US);
Leonid Basin, Farmington Hills, MI (US);
Philip C. Lundberg, Keego Harbor, MI (US);
Glenn E. Clever, Washington, MI (US);
Gary H. Paelicke, Saline, MI (US);
Edward W. Mellet, Rochester Hills, MI (US);
Carlos E. Marin, Oxford, MI (US);
Charles K. Buehler, Lansing, MI (US);
James B. Borgerson, Clarkston, MI (US);
Leonid Basin, Farmington Hills, MI (US);
Philip C. Lundberg, Keego Harbor, MI (US);
Glenn E. Clever, Washington, MI (US);
Gary H. Paelicke, Saline, MI (US);
GM Global Technology Operations, LLC, Detroit, MI (US);
Abstract
A composite accumulator includes a base having a closed end and an open end, the base having an inner surface that defines a cavity and having a fluid port in communication with the cavity for communicating a hydraulic fluid in and out of the cavity. A cover is disposed over the open end of the base and is secured to the base by a fastener. A piston is disposed within the base and the cover. The piston is sealed to the inner surface of the cover and is translatable along an axis. A biasing member is disposed within the base and the cover and located axially between the piston and the cover. The base and the cover are plastic.