DOOR MECHANISM FOR ELEVATOR - MITSUBISHI ELEVATOR KOREA CO L

Title:

DOOR MECHANISM FOR ELEVATOR

Document Type and Number:

WIPO Patent Application WO/2010/002101

Kind Code:

A3

Abstract:

A door mechanism for an elevator comprises: a hanger case which is installed on top of the hoist shaft door and comprises a hanger rail guiding opening and closing movement of the elevator door, a hanger plate whereof one end is connected to a roller electrically driven on the hanger rail and allows rotation thereof and the other end is coupled with the elevator door, and a pulley bracket which is connected to a driving pulley transmitting driving force in order to move the hanger plate into the open and close positions of the hoist shaft door and allows rotation thereof and is coupled with the hanger case by a primary coupling member. The pulley bracket is coupled with the hanger rail by a secondary coupling member so that it can be parallel to the rotary shaft direction of the roller. Therefore, the door mechanism for an elevator according to the present invention can prevent the hanger case from being bent and the elevator door from coming out of the designated section and being separated from the hanger rail as well.

Inventors:

JEON PIL WOONG (KR)

Application Number:

PCT/KR2009/002591

Publication Date:

March 11, 2010

Filing Date:

May 15, 2009

Export Citation:

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Assignee:

MITSUBISHI ELEVATOR KOREA CO L (KR)
MITSUBISHI ELECTRIC CORP (JP)
JEON PIL WOONG (KR)

International Classes:

B66B13/24

Foreign References:

JP2005263448A	2005-09-29
KR200297267Y1	2002-12-11
JPH05132278A	1993-05-28

Other References: