System for position loss recovery for an elevator car

Details System for position loss recovery for an elevator car System for position loss recovery for an elevator car

1994-08-18

1997-05-20

Nappi, Robert

Elevator, industrial lift truck, or stationary lift for vehicle

With monitoring, signalling, and indicating means

Monitors operational parameter

187391, B66B 302

Patent

active

056314523

ABSTRACT:
A system for position loss recovery for an elevator car includes a plurality of pairs of encoded floor magnets that uniquely identify each floor. Upon restoration of power, the encoded floor magnets are sensed by an encoded floor sensor and the precise floor location of the elevator car is determined.

REFERENCES:
patent: 3648029 (1972-03-01), Ungnadner
patent: 4203506 (1980-05-01), Richmon
patent: 4245721 (1981-01-01), Masel
patent: 4346788 (1982-08-01), Shung
patent: 4362224 (1982-12-01), Fairbrother
patent: 4363026 (1982-12-01), Salmon
patent: 4375057 (1983-02-01), Weise et al.
patent: 4384275 (1983-05-01), Masel et al.
patent: 4627518 (1986-12-01), Meguerdichian
patent: 4750592 (1988-06-01), Watt
patent: 5153390 (1992-10-01), Barkman et al.
patent: 5274203 (1993-12-01), Skalski et al.
patent: 5306882 (1994-04-01), Gerwig et al.

Affiliated with

Also associated with

Rating

System for position loss recovery for an elevator car does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with System for position loss recovery for an elevator car, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and System for position loss recovery for an elevator car will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1725471