Patent · US Expired

Powered door drive system and lock

US5927015A · kind A · utility

12Cited by
4References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 7, 1996
Grant dateJul 27, 1999
Priority date
Expiry dateNov 7, 2016

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE05Y2900/51
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

Automatic door system for mass transit vehicles utilizing a linear induction motor for powering door panels from open to closed. A power actuated panel lock provides positive panel locking and unlocking through actuating the prime mover.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.