System for people with limited mobility or with elevated...

Details System for people with limited mobility or with elevated... System for people with limited mobility or with elevated...

2007-12-04

2007-12-04

Chin-Shue, Alvin (Department: 3634)

Fire escape, ladder, or scaffold

Traversing, track-mounted

With occupant elevating or lowering means

C182S003000, C212S284000, C482S069000

Reexamination Certificate

active

11422651

ABSTRACT:
A system for people with limited mobility or with elevated risk of falling. Embodiments of the invention include internal walls that do not extend to the ceiling, a track system, a joist which is able to move on the track system, a carriage which is able to move on the joist and a harness tethered to the carriage. Other embodiments of the invention include a track system which is able to move on the track system, a carriage able to move on the joist and a harness, which is configured for an ambulatory user, tethered to the carriage. Some embodiments include a system that can automatically trigger an alert notification if the tension on the tether remains high beyond a particular time. In some embodiments, the joist is an open web joist.

REFERENCES:
patent: 3780663 (1973-12-01), Pettit
patent: 4243147 (1981-01-01), Twitchell et al.
patent: 4907571 (1990-03-01), Futakami
patent: 5731528 (1998-03-01), Yamazaki et al.
patent: 6315138 (2001-11-01), Dyson

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