Title:
FIREPROOF OR SMOKEPROOF SHUTTER WITH SIDE DOOR
Document Type and Number:
Japanese Patent JP3661685
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a sheet type fireproof or smokeproof shutter with an easily openable/closable side door.
SOLUTION: Each of the lower side from a proper point on the upper side of an elevating rail 10 of the shutter 1 for elevating a shutter sheet 30 along a pair of guide rails 10 and 11 mounted on left and right side walls 3 and 3 and the guide rail 10 side from an intermediate point in the width direction of a lower end weight member 20 of the shutter sheet 30 is divided to be rotatable forward. Each of the divided points 12 and 24 is connected with hinges 15 and 27. A triangle part formed by a straight line 36 to connect the divided points 12 and 24, an oscillating weight piece 25 and an oscillating rail piece 14 is made as the side door 37 constituted to be rotatable in front. Or, an oscillating piece inner end side of a lower end member of the side door 37 is hinge-connected to the main body part of a weight member with an end part engaged to the fixed rail part provided on the lower side of a rotation side guide rail, and the outside end is engaged to an intermediate rotation rail. The side door is provided with an attracting holding mechanism by a magnet 40 and a releasable latch mechanism 45, etc.
Inventors:
Hiroyuki Matsui
Application Number:
JP2002359006A
Publication Date:
June 15, 2005
Filing Date:
December 11, 2002
Export Citation:
Assignee:
Taiyo Kogyo Co., Ltd.
International Classes:
E06B9/17; A62C2/06; A62C2/10; E06B9/58; (IPC1-7): E06B9/17; A62C2/06; A62C2/10; E06B9/58
Domestic Patent References:
| JP3085200B2 | ||||
| JP10155925A | ||||
| JP8284563A | ||||
| JP49042384Y1 | ||||
| JP2000297572A | ||||
| JP2001129110A | ||||
| JP2002291915A | ||||
| JP2002065882A |
Attorney, Agent or Firm:
Takao Yanagino
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