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:
Mar. 24, 1981
Filed:
Mar. 19, 1979
Applicant:
Inventor:
Harold F Langworthy, Webster, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ; G03B / ;
U.S. Cl.
CPC ...
353 95 ; 352147 ; 353 61 ;
Abstract
A film gate for image projection apparatus provides improved structure for directing cooling air across the surfaces of supported film. The outlets of the cooling air conduits are located adjacent edges of supported film and configured and oriented to create Coanda effect attachment of their issuing air streams to the film surfaces.