Carwash door

Details Carwash door Carwash door

1980-03-31

1982-08-03

Downey, Kenneth

Flexible or portable closure, partition, or panel

Hanging or drape type

Motor operating means or electric or fluid pressure control

160332, A47H 500

Patent

active

043423558

ABSTRACT:
A door through which vehicles can pass and which is foldable and flexible and which is particularly suited for carwashes. The door is suspended from a track by rollers movable along the track, and is opened by actuating a pneumatic cylinder, and closed by means of a counterweight. The door preferably comprises two flaps which are sealed where they meet in the middle of the doorway by means of hook and loop strip release fasteners. A wand or other vehicle sensor may be provided for actuation of the pneumatic cylinder.

REFERENCES:
patent: 1299074 (1919-04-01), Warman
patent: 1480918 (1924-01-01), Szirmay
patent: 1544751 (1925-07-01), Haynes et al.
patent: 2014752 (1935-09-01), Vesey
patent: 2634124 (1953-04-01), Davis
patent: 3196511 (1965-07-01), Kintner
patent: 3334444 (1967-08-01), Hargrove
patent: 3358403 (1967-12-01), Dinsmore

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