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:
Jan. 24, 1984
Filed:
Dec. 22, 1981
Shoji Omiya, Shijonawate, JP;
Masaaki Sunohara, Hirakata, JP;
Tokihalu Nakagawa, Hirakata, JP;
Seiji Inagaki, Nara, JP;
Junnosuke Yamawaki, Sakurai, JP;
Nobuyuki Nakamura, Nagano, JP;
Kaoru Yanagisawa, Nagano, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Teichiku Co., Ltd., Osaka, JP;
Nissei Plastic Industrial Co., Ltd., Nagano, JP;
Abstract
An upright injection-compression pressing machine for the manufacture of information carrier discs, such as photograph records and video discs, has a mold clamper assembly including a pair of stamper bearing molds movable relative to each other in a vertical direction towards and away from each other, and an injector assembly mounted on the clamper assembly in alignment with the direction of the relative movement of the molds.