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:
Oct. 24, 2000
Filed:
Oct. 23, 1997
Applicant:
Inventors:
Richard S Tucker, Jr, Quincy, OH (US);
Kent E Logan, Englewood, OH (US);
Assignee:
Copeland Corporation, Sidney, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01C / ; F01C / ;
U.S. Cl.
CPC ...
418 552 ;
Abstract
A scroll machine has a first scroll member and a second scroll member. The end plates of at least one of the scroll members is only machined in the area which interfaces with the wrap tip of the opposing scroll member. A clearance gap is maintained everywhere else in order to ensure sealing occurs.