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:
Nov. 17, 1992
Filed:
Dec. 11, 1990
Applicant:
Inventor:
Magnus B Lizell, Danderyd, SE;
Assignee:
Monroe Auto Equipment Company, Monroe, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60G / ; B60G / ;
U.S. Cl.
CPC ...
267 6416 ; 267 6417 ; 267D / ;
Abstract
A hydraulic actuator including a pressure cylinder forming a working chamber having first and second portions operable to store damping fluid. The hydraulic actuator further includes a piston disposed within the pressure cylinder between the first and second portions of the working chamber, and a piston rod for supporting the piston in the pressure cylinder. In addition, the hydraulic actuator includes a reservoir for storing damping fluid as well as a pump at least partially disposed within the hydraulic actuator for pumping damping fluid from the reservoir to the working chamber.