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:
Dec. 18, 1990
Filed:
Nov. 07, 1988
Applicant:
Inventor:
David G Doman, Delta, British Columbia, CA;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01B / ; F16H / ;
U.S. Cl.
CPC ...
92 31 ; 74110 ; 74 9 / ; 74 9 / ; 92140 ; 417415 ;
Abstract
A displacement apparatus for allowing relative displacement between two reciprocating members such that a predetermined output motion profile of one of the members may be obtained relative to the motion of the other of the reciprocating members.