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. 21, 1995
Filed:
Oct. 08, 1993
Applicant:
Inventor:
Yoshio Sakamoto, Hachioji, JP;
Assignees:
Kabushiki Kaisha Kenwood, Tokyo, JP;
Goto Electronic Industrial Co., Ltd., Yamagata, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
425384 ; 425397 ; 425407 ; 425419 ; 425420 ; 425812 ; 425445 ;
Abstract
A film molding apparatus wherein a film is immersed in a vessel of a film supply unit, the film containing at least 50 weight % swelling agent relative to a polymer constituting the film, and the vessel being filled with soaking liquid which acts so as not to destroy a swelling condition of the film, and a film piece corresponding to one molded product is supplied from the film supply unit to a mold press.