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. 05, 1987
Filed:
Jan. 21, 1986
Shintaro Tsuji, Nagoya, JP;
Yasukazu Umeda, Kasugai, JP;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
In an elevator having destination buttons provided on halls of a plurality of floors for appointing destination floors requested by waiting passengers, an operating apparatus for controlling operations of the elevator which is capable of tracking movement of waiting passengers that have depressed the destination buttons. Upon detecting that a passenger has gotten into the cage, only the destination call requested by this passenger is automatically registered as a cage call, whereas the destination call of a passenger not having gotten into the cage is cancelled. A destination call requested by a passenger is also cancelled under the condition that this passenger has egressed from the elevator hall.