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Title:
FUME HOOD
Document Type and Number:
Japanese Patent JP2014091112
Kind Code:
A
Abstract:

To provide a fume hood capable of preventing work failure of a falling prevention device and surely preventing falling of a front face door.

The falling prevention device 15 has a holder member 25 movable toward a vertical direction relative to a front face door 6. The holder member 25 is suspended to a suspension wire member 9 and an elastic member 36 for generating an energization force toward a vertical direction is provided on the holder member 25. The front face door 6 is supported on the elastic member 36 thereby the front face door 6 is suspended to the suspension wire member 9 through the holder member 25. And the holder member 25 has a claw member 28 for moving by being contacted by a part of the front face door 6 because of relative movement of the front face door 6 and the holder member 25 caused by the energization force of the elastic member 36 when the suspended state is released. And the falling prevention device 15 is disposed within a rail member, when the falling prevention device 15 works, the claw member 28 is contacted to an inner face 44 of the rail member.


Inventors:
SHIODERA AKIYOSHI
Application Number:
JP2012244875A
Publication Date:
May 19, 2014
Filing Date:
November 06, 2012
Export Citation:
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Assignee:
OKAMURA CORP
International Classes:
B01L1/00; E05D15/16; E06B3/44
Domestic Patent References:
JP2012011271A2012-01-19
JP2008285907A2008-11-27
JP2008223413A2008-09-25
JP2011111798A2011-06-09
JP2003214026A2003-07-30
Attorney, Agent or Firm:
Kazuo Shigenobu
Hideo Shimizu
Yuichi Takagi
Ryoichi Mizobuchi
Masayuki Ogura
Hideki Akiba
Taeko Katata



 
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