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:
May. 26, 1987
Filed:
Aug. 15, 1986
Irving S Lippert, Lexington, MA (US);
Polaroid Corporation, Cambridge, MA (US);
Abstract
Photographic apparatus for use with a film unit of the self-developing type including a chamber for locating a film unit situated within a film cassette in position for exposure and a pair of rollers mounted adjacent a leading edge of a film unit located in the exposure position. The rollers are positioned to define a longitudinally extending gap which is substantially parallel with the leading edge of the film unit located in the exposure position. Film cassette structure is provided for maintaining the leading edge of the film unit substantially parallel to the longitudinally extending roller pair formed gap as the film unit is advanced toward and enters the roller-formed gap.