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Title:
収縮バルブ及びこれを備える石膏スラリー混合・分注システム
Document Type and Number:
Japanese Patent JP5112505
Kind Code:
B2
Abstract:
An apparatus and method for controlling the flow of a slurry is provided which includes using a constrictor valve (28) on a mixing and dispensing apparatus (10). The constrictor valve (28) includes a first guide plate (36) and a second guide plate (34) that are spaced a distance apart along the length of the conduit (24). Extending between the two guide plates (36, 34), a plurality of elongate members (30) have first and second ends (74, 76) engaged on the first and second guide plates (36, 34). Upon rotation of at least one of the first and second guide plates (36, 34), the elongate members (30) are configured to impart pressure on, and constrict the conduit (24).

Inventors:
Petersen, Bruce, Lynn
Hassel, Richard, James
Whitbold, James, Earl.
Application Number:
JP2010284754A
Publication Date:
January 09, 2013
Filing Date:
December 21, 2010
Export Citation:
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Assignee:
United States Gypsum Company
International Classes:
B01F15/02; F16K7/06; B01J4/00; B28B1/30; B28B13/02; B28C7/16; F16K7/04; B28B19/00
Domestic Patent References:
JP62041474A
JP2003314714A
JP2001004044A
JP6500619A
JP4136573A
JP43023366B1
JP50122727A
JP58106675U
JP2002231668A
JP2005147375A
Foreign References:
GB363365A
US20020014607
US3329390
Attorney, Agent or Firm:
Kimura Mitsuru
Takanori Mamoru
Taiji Morikawa
Amamiya Yasuhito
Kei Sakurada
Takehiko Ishido