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Patent Searching and Data


Title:
DOOR LOCK DRIVE ASSEMBLY
Document Type and Number:
WIPO Patent Application WO/2011/136535
Kind Code:
A2
Abstract:
The present invention relates to a door lock drive assembly, which selectively couples an inner door handle shaft to an outer door handle shaft in accordance with an identification signal or a key motion, and which maintains a tightly coupled state even when a high level of torque is transmitted to the door handle shafts. The door lock drive assembly according to the present invention includes: a shaft-connecting unit including a pressing member which selectively connects the first door handle shaft to the second door handle shaft such that the shafts are coupled together or separated from one another; a slide unit, including a pressing unit which is movable upward and downward in order to press the pressing member; and a mechanical driving unit including a keyway, into which a key is inserted and turned so as to move the pressing unit of the slide unit upward and downward.

Inventors:
YOON SUN HYUNG (KR)
JO SUNG PHIL (KR)
JOO YONG SIK (KR)
Application Number:
PCT/KR2011/003018
Publication Date:
November 03, 2011
Filing Date:
April 26, 2011
Export Citation:
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Assignee:
IREVO INC (KR)
YOON SUN HYUNG (KR)
JO SUNG PHIL (KR)
JOO YONG SIK (KR)
International Classes:
E05B51/00; E05B3/00; E05B65/28; E05B85/22
Foreign References:
KR0137881B11998-06-15
JPH07317384A1995-12-05
US6302455B12001-10-16
Other References:
None
See also references of EP 2565352A4
Attorney, Agent or Firm:
SESHIN PATENT & LAW FIRM (KR)
특허법인 세신 (KR)
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Claims: