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:
Feb. 15, 1994
Filed:
Mar. 10, 1993
Applicant:
Inventors:
Noboru Sugimoto, Koganei, JP;
Souichi Kumekawa, Tokorozawa, JP;
Masao Mukaidono, Tokyo, JP;
Masayoshi Sakai, Urawa, JP;
Koichi Futsuhara, Urawa, JP;
Assignee:
The Nippon Signal Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B30B / ; B30B / ; B30B / ;
U.S. Cl.
CPC ...
100 43 ; 100 48 ; 100 53 ; 1921 / ;
Abstract
The present invention is to provide a fail-safe slide operation control device for a press of simple structure when the electronic circuit by fail-safe signal processing as a circuit for monitoring overrun and confirming the OFF condition of an operation button, which is important function to control the slide, is used instead of a contact circuit composed of relays.