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. 21, 1995
Filed:
Oct. 04, 1993
Donald C Bates, Santa Paula, CA (US);
Southern California Edison, Rosemead, CA (US);
Abstract
A sealed roller assembly (10) for hingeably connecting pairs of link plates (34) to form a chain (11), comprises a roller (12), a bushing (14) rotably mounted inside the roller (12), and a pin (16) rotably mounted inside the bushing (14). One pair of link plates (34) are mounted to the bushing (14), and another pair of link plates (34) are mounted to the pin (16). Seals are positioned between the adjoining surfaces of the roller (12) and the bushing (14) and the adjoining surfaces of the bushing (14) and the pin (16) to prevent contamination of the adjoining surfaces. Additionally, the roller assembly (10) can utilize a reservoir (28) containing a pressurized, fluid lubricant and a pressure accumulator (30) to continuously supply lubricant to the adjoining surfaces of the roller assembly (10).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile