Title:
MULTI-FUNCTIONAL MORTISE LOCK
Document Type and Number:
WIPO Patent Application WO2005103425
Kind Code:
A3
Abstract:
A multi-functional mortise lock that can be rapidly converted betweendifferent functions without opening the mortise lock case by installing blocking screws that extend through threaded blocking openings in a sidewall of the case and into blocking interference with moving components inside the case. The moving components include a lock/unlock lever, a latch retract lever and a spindle hub. The blocking screws are stored in threaded storage openings in the sidewall of the case. The sidewall of the case is marked adjacent to the threaded blocking openings and storage openings to identify functions that will be performed when the blocking screws are installed in one or more of the blocking openings.
Inventors:
HUANG RICHARD HAI (US)
Application Number:
PCT/US2005/006308
Publication Date:
July 20, 2006
Filing Date:
February 24, 2005
Export Citation:
Assignee:
SARGENT MFG CO (US)
HUANG RICHARD HAI (US)
HUANG RICHARD HAI (US)
International Classes:
E05C1/08
Foreign References:
| US2164290A | 1939-06-27 | |||
| US6393878B1 | 2002-05-28 | |||
| US5813255A | 1998-09-29 | |||
| US3672714A | 1972-06-27 | |||
| US0450331A | 1891-04-14 |
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