Arrangement in a gate

Details Arrangement in a gate Arrangement in a gate

1979-06-21

1981-08-25

Kannan, Philip C.

Movable or removable closures

Time controlled

Predetermined delay governs start of closure movement

49238, E05F 1520, E05F 104

Patent

active

042851653

ABSTRACT:
An arrangement in a gate (10) wherein a cam track (23) is provided for lifting the gate on the pivot axis (12) thereof when the gate is being swung to opened position. An abutment (34) is provided in the cam track for a member (18) connected with the gate. The abutment is arranged to maintain the position in the cam track when the gate is being swung to opened position and is arranged for delayed yielding under the pressure exerted against the abutment by the gate (10) over the member when the gate is in opened position and is lifted by the cam track.

REFERENCES:
patent: 1084733 (1914-01-01), Donnell
patent: 1218715 (1917-03-01), Sundh
patent: 1409369 (1922-03-01), Fare
patent: 1609369 (1926-12-01), Laird
patent: 1684578 (1928-09-01), Edwaris
patent: 2068254 (1937-01-01), Wilson
patent: 2086061 (1937-07-01), Barr
patent: 2693653 (1954-11-01), Dean, Jr.

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