Auxiliary window lock

Details Auxiliary window lock Auxiliary window lock

1986-11-24

1987-12-22

Kannan, Philip C.

Movable or removable closures

With means mounting closure for swinging

With latch or lock

49248, E05C 1700

Patent

active

047139110

ABSTRACT:
A window assembly with a window movably mounted in a frame between closed and open positions has holes in the frame and the window which register with each other when the window is closed. A locking pin is slidably received in the registering holes to lock the window in its closed position.

REFERENCES:
patent: 908202 (1908-12-01), Carlson et al.
patent: 979218 (1910-12-01), Stadtmuller
patent: 1442721 (1923-01-01), Gordon
patent: 1950311 (1934-03-01), Leghart
patent: 2209293 (1940-07-01), Cannon et al.
patent: 2356427 (1944-08-01), Pressnall
patent: 3232655 (1966-02-01), Foster
patent: 3444648 (1969-05-01), Anderson et al.
patent: 4063389 (1977-12-01), Leder
patent: 4102545 (1978-07-01), Jay

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