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:
Nov. 26, 2019
Filed:
Dec. 02, 2014
Pascal Engineering Corporation, Itami-shi, Hyogo, JP;
Seiji Kimura, Itami, JP;
Pascal Engineering Corporation, Hyogo, JP;
Abstract
A slide lock device for a press machine in which a plurality of entry holes are formed in a flange portion of a flange member fixed on a shaft member, and that locks the shaft member not to rotate by a plurality of pin members inserted into and engaged with the plurality of entry holes, including an annular main body member fixed to a main body frame, a plurality of arcuate entry holes formed in the flange portion, an annular piston member installed within an annular cylinder bore formed in the main body member and shiftable along the axial direction, an annular first and second fluid pressure working chambers for driving the annular piston member, and adapted so that the plurality of pin members can be inserted into and through the entry holes and put into inserted positions by fluid pressure, and also can be backed out of the entry holes and changed over to retracted positions.