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:
Aug. 05, 1997
Filed:
Dec. 21, 1995
Applicant:
Inventor:
Timothy J Ledvina, Groton, NY (US);
Assignee:
Borg-Warner Automotive, Inc., Sterling Heights, MI (US);
Primary Examiner:
Int. Cl.
CPC ...
F16H / ;
U.S. Cl.
CPC ...
474110 ; 474111 ;
Abstract
A hydraulic chain tensioner has a stop mechanism. The tensioner includes a housing having a bore with a fluid filled chamber and a hollow piston slidably received within the bore and biased in a protruding direction by a spring. The housing has a set of teeth formed on the outside. The stop mechanism includes a rack that is connected to the piston and that extends along the side of the housing. The rack also has a set of teeth that engage the teeth of the housing.