Title:
REVOLVING DOOR LOCKING DEVICE
Document Type and Number:
Japanese Patent JP3386544
Kind Code:
B2
Abstract:
PURPOSE: To easily open and close a revolving door by revolving and stopping a door having a projecting face in its front surface and a recessed face in its rear face by means of a driving unit controlled by stoppers arranged in both sides of an entrance respectively.
CONSTITUTION: A person who is going to enter a room l stands in a door board revolving area close to a door board 12 and makes any one of stoppers 6, 6 project directly from its retracted positions. The board 12 is then revolved by a driving unit 20 and turns half through a side of the other stopper 6, and the board 12 stops at a position to abut on one stopper 6. The other stopper 6 is then retains the board 12 at a closing position outside the room l. As a result, the person standing in a door board revolving area outside the door board 12, enters the inside of the board, namely the room 1. It is thus possible to revolve a revolving door easily to open or close it.
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WO/1996/006257 | REVOLVING-DOOR DRIVE |
JPH09242996 | DOOR STRUCTURE OF PROPANE CYLINDER STORING ROOM |
Inventors:
Motoyasu Kimura
Application Number:
JP35301693A
Publication Date:
March 17, 2003
Filing Date:
December 30, 1993
Export Citation:
Assignee:
Kimura Giken Co., Ltd.
International Classes:
E06B3/90; E05F15/10; (IPC1-7): E05F15/10; E06B3/90
Domestic Patent References:
JP544348A | ||||
JP3202580A | ||||
JP462884U |
Attorney, Agent or Firm:
Tsutomu Toyama (1 outside)
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