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. 23, 1989
Filed:
Aug. 12, 1986
Applicant:
Inventors:
Takayuki Oshiga, Narashino, JP;
Katsuhiro Fujiwara, Funabashi, JP;
Toshiro Kasahara, Narashino, JP;
Hiromi Oshida, Chiba, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05B / ; G06F / ;
U.S. Cl.
CPC ...
364140 ;
Abstract
A programmable sequence controller has indicator lamps for displaying the status of the respective input and output signals. The indicator lamps are respectively coupled with signal input and output terminals through a connector, and are included as in a panel which cover the front surface of the signal input and output terminals.