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:
Jan. 15, 1985
Filed:
Jun. 08, 1983
Applicant:
Inventors:
Rudolph W Schutz, Walnut Creek, CA (US);
Rudolf R Weis, Antioch, CA (US);
Assignee:
Crown Zellerbach Corporation, San Francisco, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F26B / ;
U.S. Cl.
CPC ...
34 43 ; 53557 ; 49199 ; 432242 ; 34242 ;
Abstract
A shrink tunnel, a gate for opening and closing the egress opening of the shrink tunnel, prime mover means for moving the gate, and sensing means operatively connected to the prime mover means to open the gate just prior to exit of an article from the shrink tunnel and to close the gate after the product has exited therefrom.