Backset adjustment structure of dead bolt assembly for door lock
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United States of America Patent
Stats
-
Nov 20, 2001
Grant Date -
N/A
app pub date -
Nov 19, 1999
filing date -
Mar 11, 1999
priority date (Note) -
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status (Latency Note)
Importance
Abstract
A backset adjustment structure for a dead bolt assembly having a dead bolt connected with an operating plate, a support tube connected to support plates, and an operating lever operating the dead bolt, including cover plates enclosing the support plates and each having a hole for receiving the operating lever; a catch plate installed next to the operating plate to be moved along with the cover plates, and having catch grooves in which a given sized catch boss, provided to the operating plate, is fitted; the operating plate having a front end connected with the dead bolt by a pin and able to be turned down, and a space with a slant at its middle; and a button with a protruded slant formed on one of the cover plates, and operating to turn the operating plate down.
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