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:
Jan. 23, 2001
Filed:
Jun. 19, 1998
Thomas William Luibrand, Wytheville, VA (US);
John Walter Spetz, Morristown, TN (US);
TRW Inc., Lyndhurst, OH (US);
Abstract
An apparatus (,) includes a hydraulic fluid power cylinder (,) and a steering rack (,). The rack (,) is fixed to a piston (,) in the power cylinder (,), and extends outward through an open end (,) of the power cylinder (,). An annular hydraulic fluid seal (,) is received over the rack (,) in dynamic sealing contact with the rack (,). The seal (,) defines a fixed end of a variable volume hydraulic fluid chamber (,) extending from the piston (,) to the seal (,). The apparatus (,) further includes a housing part (,) which is mounted on the power cylinder (,). The housing part (,) supports the seal (,) at a location spaced outward from the open end (,) of the power cylinder (,). In this arrangement, the housing part (,) defines an end section (,) of the fluid chamber (,) extending outward from the open end (,) of the power cylinder (,) to the seal (,).