Extension unit for door lock
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United States of America Patent
Stats
-
Jul 10, 1990
Grant Date -
N/A
app pub date -
Oct 4, 1988
filing date -
Oct 5, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An extension unit for a door lock in which it is possible to readily change the backset of the door lock unit to accommodate standard backsets of 23/8 inches and 23/4 inches. The extension unit comprises an extension element, a connector element and a housing element, all of which, in combination, permit the backset to be easily and readily changed.
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Family
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Cited Art Landscape
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