DE69521661D1 - Verbessertes mechanisch gesteuertes pneumatisches Servoventil - Google Patents

Verbessertes mechanisch gesteuertes pneumatisches Servoventil

Info

Publication number
DE69521661D1
DE69521661D1 DE69521661T DE69521661T DE69521661D1 DE 69521661 D1 DE69521661 D1 DE 69521661D1 DE 69521661 T DE69521661 T DE 69521661T DE 69521661 T DE69521661 T DE 69521661T DE 69521661 D1 DE69521661 D1 DE 69521661D1
Authority
DE
Germany
Prior art keywords
servo valve
mechanically controlled
controlled pneumatic
pneumatic servo
improved mechanically
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69521661T
Other languages
English (en)
Other versions
DE69521661T2 (de
Inventor
Kozumplik, Jr
Richard K Gardner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ingersoll Rand Co
Original Assignee
Ingersoll Rand Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ingersoll Rand Co filed Critical Ingersoll Rand Co
Publication of DE69521661D1 publication Critical patent/DE69521661D1/de
Application granted granted Critical
Publication of DE69521661T2 publication Critical patent/DE69521661T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
    • F04B43/06—Pumps having fluid drive
    • F04B43/073—Pumps having fluid drive the actuating fluid being controlled by at least one valve
    • F04B43/0736—Pumps having fluid drive the actuating fluid being controlled by at least one valve with two or more pumping chambers in parallel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L25/00—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means
    • F01L25/02—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means
    • F01L25/04—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means by working-fluid of machine or engine, e.g. free-piston machine
    • F01L25/06—Arrangements with main and auxiliary valves, at least one of them being fluid-driven

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
  • Fluid-Driven Valves (AREA)
  • Actuator (AREA)
DE69521661T 1994-10-11 1995-10-11 Verbessertes mechanisch gesteuertes pneumatisches Servoventil Expired - Lifetime DE69521661T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/320,811 US5527160A (en) 1994-10-11 1994-10-11 Mechanical shift, pneumatic assist pilot valve

Publications (2)

Publication Number Publication Date
DE69521661D1 true DE69521661D1 (de) 2001-08-16
DE69521661T2 DE69521661T2 (de) 2002-05-02

Family

ID=23247966

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69521661T Expired - Lifetime DE69521661T2 (de) 1994-10-11 1995-10-11 Verbessertes mechanisch gesteuertes pneumatisches Servoventil

Country Status (5)

Country Link
US (1) US5527160A (de)
EP (1) EP0711905B1 (de)
JP (1) JPH08178114A (de)
CA (1) CA2159798C (de)
DE (1) DE69521661T2 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6106246A (en) * 1998-10-05 2000-08-22 Trebor International, Inc. Free-diaphragm pump
US6957952B1 (en) 1998-10-05 2005-10-25 Trebor International, Inc. Fiber optic system for detecting pump cycles
US6695593B1 (en) 1998-10-05 2004-02-24 Trebor International, Inc. Fiber optics systems for high purity pump diagnostics
US6168387B1 (en) 1999-10-28 2001-01-02 Ingersoll-Rand Company Reciprocating pump with linear displacement sensor
US6280149B1 (en) 1999-10-28 2001-08-28 Ingersoll-Rand Company Active feedback apparatus and air driven diaphragm pumps incorporating same
US7134849B1 (en) 2003-04-22 2006-11-14 Trebor International, Inc. Molded disposable pneumatic pump
US6962487B2 (en) * 2003-08-07 2005-11-08 Versa-Matic Tool, Inc. Fluid driven pump with improved exhaust port arrangement
US7603854B2 (en) * 2007-04-10 2009-10-20 Illinois Tool Works Inc. Pneumatically self-regulating valve
US7603855B2 (en) * 2007-04-10 2009-10-20 Illinois Tool Works Inc. Valve with magnetic detents
US7587897B2 (en) * 2007-04-10 2009-09-15 Illinois Tool Works Inc. Magnetically sequenced pneumatic motor
US20090010768A1 (en) * 2007-07-03 2009-01-08 Versa-Matic Pump, Inc. Pumping apparatus for shear-sensitive fluids
US8167586B2 (en) * 2008-08-22 2012-05-01 Ingersoll-Rand Company Valve assembly with low resistance pilot shifting
KR101708104B1 (ko) 2008-10-22 2017-02-17 그라코 미네소타 인크. 휴대용 에어리스 스프레이어
CN103492781B (zh) 2011-04-27 2016-04-27 格瑞克明尼苏达有限公司 往复式空气马达及用于其的端盖组件和从往复式空气马达中的阀杆上除去污染物的方法
CN103502654B (zh) 2011-04-27 2016-02-10 格瑞克明尼苏达有限公司 带有热释放的往复泵阀组件
US9028224B2 (en) 2011-09-23 2015-05-12 Tuthill Corporation Air operated double diaphragm pump
USD667465S1 (en) 2011-09-23 2012-09-18 Tuthill Corporation Double diaphragm pump assembly
CN103696950B (zh) * 2013-11-08 2016-05-11 安徽乐昌气动流体设备科技有限公司 一种气动隔膜泵的中心体组件
CN105992873B (zh) 2014-02-07 2018-01-19 固瑞克明尼苏达有限公司 用于无脉动正位移泵的驱动***
US11007545B2 (en) 2017-01-15 2021-05-18 Graco Minnesota Inc. Handheld airless paint sprayer repair
US11022106B2 (en) 2018-01-09 2021-06-01 Graco Minnesota Inc. High-pressure positive displacement plunger pump
US11986850B2 (en) 2018-04-10 2024-05-21 Graco Minnesota Inc. Handheld airless sprayer for paints and other coatings
USD923060S1 (en) * 2018-08-09 2021-06-22 Psg Germany Gmbh Pump
TW202110541A (zh) 2019-05-31 2021-03-16 美商葛萊兒明尼蘇達股份有限公司 手持式流體噴霧器
KR20220156622A (ko) 2020-03-31 2022-11-25 그라코 미네소타 인크. 전기 작동식 변위 펌프
US10968903B1 (en) 2020-06-04 2021-04-06 Graco Minnesota Inc. Handheld sanitary fluid sprayer having resilient polymer pump cylinder
US10926275B1 (en) 2020-06-25 2021-02-23 Graco Minnesota Inc. Electrostatic handheld sprayer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA724374B (en) * 1971-07-12 1974-02-27 Dorr Oliver Inc Air pressure actuated double-acting diaphragm pump
US3838946A (en) * 1971-07-12 1974-10-01 Dorr Oliver Inc Air pressure-actuated double-acting diaphragm pump
US4854832A (en) * 1987-08-17 1989-08-08 The Aro Corporation Mechanical shift, pneumatic assist pilot valve for diaphragm pump
US5232352A (en) * 1992-04-06 1993-08-03 Holcomb Corporation Fluid activated double diaphragm pump
US5277555A (en) * 1992-12-31 1994-01-11 Ronald L. Robinson Fluid activated double diaphragm pump
US5326234A (en) * 1993-02-17 1994-07-05 Versa-Matic Tool, Inc. Fluid driven pump

Also Published As

Publication number Publication date
CA2159798A1 (en) 1996-04-12
EP0711905A2 (de) 1996-05-15
EP0711905A3 (de) 1997-07-16
US5527160A (en) 1996-06-18
JPH08178114A (ja) 1996-07-12
DE69521661T2 (de) 2002-05-02
EP0711905B1 (de) 2001-07-11
CA2159798C (en) 2004-12-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: WIESE KONNERTH FISCHER PATENTANWAELTE PARTNERSCHAF

8328 Change in the person/name/address of the agent

Representative=s name: SCHROETER LEHMANN FISCHER & NEUGEBAUER, 81479 MUEN

8328 Change in the person/name/address of the agent

Representative=s name: PRUEFER & PARTNER GBR, 81479 MUENCHEN