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. 28, 1991
Filed:
Aug. 02, 1989
Applicant:
Inventor:
Junichi Tanino, Inazawa, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B66B / ;
U.S. Cl.
CPC ...
187121 ; 187124 ;
Abstract
An apparatus for transmitting signals for group supervision of elevators having a group supervising device which receives hall calling signals for and assigns the hall callings to different cages, a plurality of controllers in a machine room connected by signal lines to the group supervising device, signal transmitter/receivers provided in the controllers, and connected in series through signal lines for transmitting and receiving signals through the signal lines, call buttons connected to signal transmitters/receivers on respective floors for generating the hall calling signals, and calling signal transmitters provided in the controllers for transmitting the hall calling signal to the supervising device.