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. 17, 1988
Filed:
Nov. 22, 1985
Applicant:
Inventor:
Hisashi Kojima, Tokyo, JP;
Assignee:
Technoplas, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B30B / ;
U.S. Cl.
CPC ...
425107 ; 92160 ; 425590 ; 425595 ; 4254512 ; 4254519 ;
Abstract
A straight-hydraulic mold clamping system for use in a molding machine has a bearing portion for a rod of a mold clamp cylinder provided with a plurality of annular oil grooves within which an oil functions, and utilizes the rigidity of the rod so as to horizontally support a movable platen and a molding die attached to the movable platen in a cantilever manner and maintain the horizontality of the movable platen and the molding die.
Kojima, Hisashi. (1988). Straight-hydraulic mold clamping system in molding machine (U.S. Patent No. 4744740). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4744740
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile