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. 30, 2001
Filed:
Jul. 30, 1998
Daido Metal Company LTD, Nagoya, JP;
Abstract
In a rack guide disposed in a casing of a rack and pinion type steering system for slidably supporting a rack bar having rack teeth which engage with a pinion rotatably supported in the casing, the area for bearing the load of the rack bar can be fixed. A slide bearing member,has a three-layered structure consisting of a backing metal,made of bronze, a sintered alloy layer,and a synthetic resin layer,, the surface of the synthetic resin layer,comprising sliding-contact surface portions,formed intermittently with the center thereof at the center of curvature “O” of a circular outer peripheral surface of a rack bar,and with a radius of curvature equal to the radius of curvature R,of the same, and the remaining surface portions,to,formed in other positions than the sliding-contact surface portions,so as to be more dented than the sliding-contact surface portions