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:
Jun. 28, 1977
Filed:
Sep. 08, 1975
Applicant:
Inventors:
Masamichi Sugiyama, Isehara, JA;
Ryuzo Ebina, Tokyo, JA;
Minoru Tanaka, Kawasaki, JA;
Ikuo Sukekawa, Yokohama, JA;
Susumu Sawada, Machida, JA;
Assignee:
Mitsubishi Kasei Kogyo Kabushiki Kaisha, Tokyo, JA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B30B / ; B30B / ;
U.S. Cl.
CPC ...
156497 ; 100295 ; 156556 ; 156580 ; 156583 ; 156285 ;
Abstract
In welding apparatus of the type comprising a pair of opposed pressing boards, and a heated platen inserted into and retracted from a space between the pressing boards and the surfaces of the articles to be welded together are fused by the heated platen and then welded together by applying a pressure to the articles, there are provided holding mechanisms for holding the article at the opposing surfaces of the pressing boards and a spacer for defining predetermined gaps between the heated platen and the pressing boards.