Universal assembly for top and bottom latches, in vertical-rod e

Details Universal assembly for top and bottom latches, in vertical-rod e Universal assembly for top and bottom latches, in vertical-rod e

1989-06-22

1990-12-04

Moore, Richard E.

Closure fasteners

Operators with knobs or handles

292DIG54, E05C 502

Patent

active

049748904

ABSTRACT:
The universal assembly comprises components and parts interchangeable between, for being common to, a top latch and a bottom latch in vertical-rod exit devices. Simply by adding a few discrete parts to the assembly, the same becomes, selectively, a top latch or a bottom latch, The top latch, and the bottom latch, comprise the universal assembly to which the respective, discrete parts have been added. The assembly, and the latches have a rotatable input member with must be rotated to enable retraction of a latch bolt, and a limb operative to block retraction of a latch bolt if the input member is not rotated.

REFERENCES:
patent: 3137518 (1964-06-01), Dale
patent: 3334500 (1967-08-01), Bejarano
patent: 3621686 (1971-11-01), Klein
patent: 4422677 (1983-12-01), Gater

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