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. 28, 1989
Filed:
Jul. 01, 1988
Applicant:
Inventors:
Assignee:
BBC Brown Boveri AG, Baden, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04C / ; F04C / ; F16F / ; F16J / ;
U.S. Cl.
CPC ...
418 55 ; 418142 ; 267153 ; 277 343 ; 277164 ; 277204 ;
Abstract
In a rotary-piston displacement machine, to seal the flat sealing planes between the end faces of the displacement body (5), executing a circular motion, and the side faces (20) of the stationary housing (7) which run parallel thereto, the end faces of the displacement body (5) are provided with a groove (13) in which an elastic sealing strip (14) made of slideable material is inserted. The sealing strip is pressed by a silicone tube (15) against the side wall (20).