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Title:
選択的に変更可能なオリフィスを有する空気圧式装置
Document Type and Number:
Japanese Patent JP4808735
Kind Code:
B2
Abstract:
A pneumatic device having a selectively variable pneumatic output comprises an inlet connectable to an air source and an outlet disposed in a flow path, a control assembly in the flow path and having a plurality of differently sized primary orifi. The control assembly includes a selector having a secondary orifice, the selector moveable relative to the primary orifi between a plurality of positions, the primary orifi and the secondary orifice arrangeable relative to one another to permit the secondary orifice to be in flow communication with a selected one of the primary orifi. The control assembly further blocks the remaining primary orifi when the secondary orifice is aligned with the selected one of the primary orifi.

Inventors:
ギャアダー, バリー エル.
バー, ロナルド
タン, ジャック セイキアット
Application Number:
JP2007555093A
Publication Date:
November 02, 2011
Filing Date:
January 03, 2006
Export Citation:
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Assignee:
フィッシャー コントロールズ インターナショナル リミテッド ライアビリティー カンパニー
International Classes:
G05D16/04; F15B3/00
Domestic Patent References:
JPH04307191A1992-10-29
JP2004316737A2004-11-11
JP2004316738A2004-11-11
JP2003269410A2003-09-25
JP2004340250A2004-12-02
JP2001200990A2001-07-27
JP2001525045A2001-12-04
JP2003254451A2003-09-10
Foreign References:
US4643215A1987-02-17
Attorney, Agent or Firm:
特許業務法人 有古特許事務所