Barrier device for controlling a passage for pedestrians, the de

Details Barrier device for controlling a passage for pedestrians, the de Barrier device for controlling a passage for pedestrians, the de

1993-10-25

1995-02-21

Redman, Jerry

Movable or removable closures

Plural wings radiate from common pivot; i.e., revolving

Successive position-type; e.g., turnstile

E06B 1108

Patent

active

053904443

ABSTRACT:
A barrier device for controlling a passage for pedestrians, the device being of the three-legged turnstile type comprising a rotary hub whose axis is inclined at about 45.degree. relative to the vertical, and which has three legs fixed thereto that successively take up position across said passage on each rotation through one-third of a turn each time a pedestrian passes through, the bottom edge of a leg in its passage-barring position substantially constituting a horizontal straight line, wherein each leg, when seen in its passage-barring position, occupies a substantially vertical plane over a height that lies in the range 150 mm to 300 mm, at least towards the middle of the leg.

REFERENCES:
patent: D188190 (1960-06-01), Stevens
patent: D188191 (1960-06-01), Stevens
patent: 560386 (1896-05-01), Williams
patent: 1307317 (1919-06-01), Perey
patent: 1646078 (1927-10-01), Bacon
patent: 2309893 (1943-02-01), Gersbach
patent: 4640047 (1987-02-01), Simonin et al.

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