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:
Apr. 18, 1978
Filed:
May. 07, 1974
Wing C Quan, Waldwick, NJ (US);
David M Edison, Murrysville, PA (US);
George T Hummert, Oakmont, PA (US);
Milton Sackin, Pittsburgh, PA (US);
Westinghouse Electric Corporation, Pittsburgh, PA (US);
Abstract
An elevator system, and method of operating same, including a plurality of elevator cars mounted in a building to serve the floors therein. A system processor, having instructions stored in a memory, responds to predetermined system information to provide output signals for controlling the movement of the elevator cars. Predetermined lobby functions, such as quota control of elevator cars at the floor and dispatching therefrom, are provided by the instructions for a floor identified in the instructions. The floor for which such lobby functions are performed is changed in response to predetermined conditions, to any selected floor of the building, by means which changes the number of the identified floor in the associated instructions.