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:
Sep. 07, 1993
Filed:
Jul. 15, 1992
Applicant:
Inventor:
Christian E Bailey, Port Deposit, MD (US);
Assignee:
W. L. Gore & Associates, Inc., Newark, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65G / ;
U.S. Cl.
CPC ...
1987741 ; 198775 ; 198776 ; 454 49 ; 454 66 ;
Abstract
A mechanical conveyor system is provided with an exposed flexible membrane surface for use in clean room environments. The conveyor system may be one of varied subassemblies which transfer articles on the conveyor by small orbital motions. The exposed flexible sheath is preferably a membrane which is permeable to air. The system may provide for air flow through the membrane to ensure a clean environment. A preferred flexible membrane is expanded polytetrafluoroethylene.