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:
Feb. 10, 1976
Filed:
Jul. 22, 1974
Applicant:
Inventor:
Clayton H Allen, Cambridge, MA (US);
Assignee:
Other;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H / ;
U.S. Cl.
CPC ...
74569 ; 74 57 ; 242 / ; 2421585 ;
Abstract
Noise generation by machines having cam driven reciprocating elements is reduced in a machine wherein the cam-follower linkage comprises a double walled cam slot, a follower roller within the slot and spring means for moving the follower from the trailing wall to the leading wall of the cam slot.