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. 08, 1990
Filed:
Dec. 14, 1988
Youichi Omata, Kanagawa, JP;
Ichiro Matsuura, Kanagawa, JP;
Kiichiro Ishimaru, Kanagawa, JP;
Hisayoshi Mizuno, Kanagawa, JP;
Ikeda Bussan Co., Ltd., Ayase, JP;
Abstract
Disclosed herein is a mold assembly for molding a plastic article having a recess formed therein. The mold assembly includes a lower mold having a cavity formed therein; an upper mold adapted to be put on the lower mold to close the cavity; a core adapted to be put in the cavity; positioning means including a first member connected to a given portion of the cavity of the lower mold and a second member connected to the core, the first and second members being coupled when mated; and guide means for guiding the core in a manner to facilitate the mating of the second member with the first member.