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:
Jun. 07, 2011
Filed:
Oct. 05, 2005
Helio Tinone, West Hartford, CT (US);
Anthony Black, South Windsor, CT (US);
Nora E. Lafreniere, Glastonbury, CT (US);
Helio Tinone, West Hartford, CT (US);
Anthony Black, South Windsor, CT (US);
Nora E. LaFreniere, Glastonbury, CT (US);
Otis Elevator Company, Farmington, CT (US);
Abstract
An elevator system () includes a sensor () for detecting the presence of an individual within a hoistway (). A controller () prevents movement of an elevator car () whenever an individual is in the hoistway (). A pit override device () provides an override signal to the controller () permitting movement of the elevator car () if someone is in a pit (). A car top override device () selectively provides an override signal to the controller () permitting movement of the car. A disclosed example includes controlling at least one light () within the hoistway () in conjunction with movement or attempted movement of the elevator car ().