Universal assembly for top and bottom latches, in vertical-rod exit devices, and top and bottom latches for such devices
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United States of America Patent
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-
Dec 4, 1990
Grant Date -
N/A
app pub date -
Jun 22, 1989
filing date -
Jun 22, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
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.
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