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:
Jan. 21, 2014
Filed:
Mar. 16, 2009
James M. Draper, East Hartland, CT (US);
Greg A. Schienda, Plantsville, CT (US);
Harold Terry, Avon, CT (US);
Daryl J. Marvin, Farmington, CT (US);
Anthony Cooney, Unionville, CT (US);
Jose M. Carballo, Tampa, FL (US);
James M. Draper, East Hartland, CT (US);
Greg A. Schienda, Plantsville, CT (US);
Harold Terry, Avon, CT (US);
Daryl J. Marvin, Farmington, CT (US);
Anthony Cooney, Unionville, CT (US);
Jose M. Carballo, Tampa, FL (US);
Otis Elevator Company, Farmington, CT (US);
Abstract
An electromagnetic safety triggerincludes a linkkinematically connected to a safetyA,B of an elevator system mass, such as an elevator car or counterweight. An electromagnetmounted on a linear actuatoris magnetically coupled to the link, and a springis connected between the linkand the elevator mass. The electromagnetcan be triggered to release the link, which allows the springto move the linkto engage the safetyA,B.