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Title:
POWDER SUPPLY DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/202633
Kind Code:
A1
Abstract:
This powder supply device has: a hopper in which powder is stored; a cylindrical chute that extends in an axial direction, has one end connected to the lower end of the hopper, and discharges, from a discharge port at the opposite end, the powder supplied from the hopper; an auger screw that is rotatably provided inside the chute and includes a spiral blade that transports the powder toward the discharge port; and at least one strip-shaped part that is provided on the inner wall surface of the chute, has an elongated concave or convex shape, and extends longitudinally in a direction intersecting at least a portion of the blade.

Inventors:
ISHIKAWA KEIICHI (JP)
URABE TAKASHI (JP)
Application Number:
PCT/JP2022/012437
Publication Date:
September 29, 2022
Filing Date:
March 17, 2022
Export Citation:
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Assignee:
FUJIFILM CORP (JP)
International Classes:
B65G33/14; B65G65/46
Domestic Patent References:
WO2004085473A22004-10-07
WO2008103041A12008-08-28
WO2010128672A12010-11-11
WO2010147109A12010-12-23
Foreign References:
JP2001139152A2001-05-22
JP2011523015A2011-08-04
JPH09226919A1997-09-02
JPS5442783A1979-04-04
JP2000111395A2000-04-18
JP2019210122A2019-12-12
JP2011173626A2011-09-08
JPS5552809A1980-04-17
JP2017100791A2017-06-08
JP2010285238A2010-12-24
JP2017100791A2017-06-08
JP2018043813A2018-03-22
EP1014176A22000-06-28
US6992172B12006-01-31
JP2010519293A2010-06-03
JP2010519252A2010-06-03
JP2010518833A2010-06-03
JP2010519251A2010-06-03
JP2021054137A2021-04-08
Attorney, Agent or Firm:
TAIYO, NAKAJIMA & KATO (JP)
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