Dual rotary latch

Details Dual rotary latch Dual rotary latch

E - Fixed Constructions

05

C

E05C 21/02 (2006.01)

Patent

CA 2315287

A dual rotary latch assembly installed in the door of an RV and comprising two rotary latches spaced apart along the free edge of the door and connected by a linkage embedded in the door to open the upper latch along with the lower latch but slightly in advance thereof. The linkage includes a slide mounted on the lower latch with a lost-motion connection and connected to the trip lever of the lower latch to be moved thereby, a spring-loaded adjustable connection between the slide and an elongated link, for adjusting the timing of the operation of the upper latch, and a pivotal connection between the link and the trip lever of the upper latch, to move this to the unlatching position during the movement of the trip lever of the lower latch toward its unlatching position. The spring for the linkage can be selected to resist 30 "G" dynamic forces.

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