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:
Jul. 02, 1985
Filed:
Sep. 02, 1983
Applicant:
Inventor:
James J Livingston, Waltham, MA (US);
Assignee:
Polaroid Corporation, Cambridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03D / ;
U.S. Cl.
CPC ...
354317 ; 354303 ; 222149 ;
Abstract
A fluid applicator is disclosed for intermittently dispensing an oxidizable processing fluid across a photographic sheet. The applicator includes a valve assembly being relatively displaceable with respect to outlet openings formed in a housing between sealing and unsealing conditions. Included in the valve assembly is means which not only cleans the fluid from the opening, but seals such opening when the assembly is in the sealing condition.