Conveyors: power-driven – Conveyor system for arranging or rearranging stream of items – By laterally or vertically moving successive items in...
Patent
1974-03-01
1976-01-27
Blunk, Evon C.
Conveyors: power-driven
Conveyor system for arranging or rearranging stream of items
By laterally or vertically moving successive items in...
B66B 912
Patent
active
039346994
ABSTRACT:
A moving stairway having inlet housings provided externally of skirt guards, adjacent to entrance and exit portions thereof, through which handrails run in or run out. This handrail safety device comprises each of said inlet housings being provided externally of each skirt guard entrance and exit portions through which the handrails run in or run out; and a detecting switch provided in each inlet housing, said detecting switch being actuated in response to an external force acting on the inlet housing in a horizontal or vertical direction thereof, thereby interrupting movement of the moving stairway.
REFERENCES:
patent: 2846045 (1958-08-01), Fowler
patent: 2848093 (1958-08-01), Van Etten
patent: 3670862 (1972-06-01), Kito
patent: 3809206 (1974-05-01), Bredehorn et al.
Nakao Schoichi
Saito Chuichi
Blunk Evon C.
Hitachi , Ltd.
Thomson Richard K.
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