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:
Oct. 11, 1988
Filed:
Jan. 16, 1987
Applicant:
Inventors:
Naoyoshi Chino, Kanagawa, JP;
Tsunehiko Sato, Kanagawa, JP;
Keiji Tanaka, Kanagawa, JP;
Kenichi Fukumura, Kanagawa, JP;
Yasuhito Hiraki, Kanagawa, JP;
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
264 402 ; 118410 ; 118679 ; 264 405 ; 264 407 ; 425141 ; 425224 ; 427-8 ; 427-9 ; 427 44 ; 427 48 ;
Abstract
A coating method and apparatus using an extrusion head to apply a liquid film to a running web. The thickness of the film is measured at two transverse points and a roller conveying the web is tilted to correct any difference. The amount of tilt per roller with a roller bearing span of 750 mm is 0.5 to 20 mm, preferably 0.5 to 15 mm.