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:
Sep. 25, 1984
Filed:
Feb. 15, 1983
Masashi Yonemoto, Nagoya, JP;
Abstract
An apparatus for controlling an elevator, which comprises a managing first electronic computer for managing the service of the start and stop of an elevator cage and a controlling second electronic computer for controlling the speed of the cage in accordance with a command from said first computer, wherein when the managing first computer becomes defective, the cage is conveyed to the nearest floor by the controlling second computer and when the second computer becomes defective, the cage is conveyed at a low speed to the nearest floor by the first computer and a manual operating circuit. Therefore, regardless of which of the first and/or second computers become defective, the cage can be automatically operated to the nearest floor and the passengers in the cage can be rescued.