DE69708991D1 - Wechselventil mit Mitteln zur Vermeidung von Gegenstrom - Google Patents

Wechselventil mit Mitteln zur Vermeidung von Gegenstrom

Info

Publication number
DE69708991D1
DE69708991D1 DE69708991T DE69708991T DE69708991D1 DE 69708991 D1 DE69708991 D1 DE 69708991D1 DE 69708991 T DE69708991 T DE 69708991T DE 69708991 T DE69708991 T DE 69708991T DE 69708991 D1 DE69708991 D1 DE 69708991D1
Authority
DE
Germany
Prior art keywords
counterflow
avoid
shuttle valve
shuttle
valve
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
DE69708991T
Other languages
English (en)
Other versions
DE69708991T3 (de
DE69708991T2 (de
Inventor
Bunya Hayashi
Makoto Ishikawa
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.)
SMC Corp
Original Assignee
SMC Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=16684485&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69708991(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by SMC Corp filed Critical SMC Corp
Publication of DE69708991D1 publication Critical patent/DE69708991D1/de
Application granted granted Critical
Publication of DE69708991T2 publication Critical patent/DE69708991T2/de
Publication of DE69708991T3 publication Critical patent/DE69708991T3/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
    • F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
    • F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
    • F16K11/0712—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides comprising particular spool-valve sealing means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7879—Resilient material valve
    • Y10T137/7888—With valve member flexing about securement
    • Y10T137/789—Central mount
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/86582—Pilot-actuated
    • Y10T137/86614—Electric
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/8667—Reciprocating valve
    • Y10T137/86694—Piston valve
    • Y10T137/8671—With annular passage [e.g., spool]

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Multiple-Way Valves (AREA)
  • Fluid-Driven Valves (AREA)
  • Valve Housings (AREA)
  • Check Valves (AREA)
DE69708991T 1996-07-29 1997-07-28 Wechselventil mit Mitteln zur Vermeidung von Gegenstrom Expired - Lifetime DE69708991T3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP21617696A JP3778623B2 (ja) 1996-07-29 1996-07-29 逆流防止弁付き切換弁
JP21617696 1996-07-29

Publications (3)

Publication Number Publication Date
DE69708991D1 true DE69708991D1 (de) 2002-01-24
DE69708991T2 DE69708991T2 (de) 2002-07-25
DE69708991T3 DE69708991T3 (de) 2006-05-04

Family

ID=16684485

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69708991T Expired - Lifetime DE69708991T3 (de) 1996-07-29 1997-07-28 Wechselventil mit Mitteln zur Vermeidung von Gegenstrom

Country Status (6)

Country Link
US (1) US5971022A (de)
EP (1) EP0822359B2 (de)
JP (1) JP3778623B2 (de)
KR (1) KR100244538B1 (de)
DE (1) DE69708991T3 (de)
TW (1) TW326247U (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29711131U1 (de) * 1997-06-26 1997-08-21 Festo Kg, 73734 Esslingen Mehrwegeventil
JP3467213B2 (ja) * 1999-07-12 2003-11-17 Ｓｍｃ株式会社 位置検出機能付きパイロット式切換弁
US20060016479A1 (en) * 2004-07-23 2006-01-26 Gonzales Peter D Backflow prevention valve
US7568590B1 (en) * 2004-11-23 2009-08-04 Arrow Innovations, Llc Multi-component product container with reclosable top
JP4919002B2 (ja) 2005-06-20 2012-04-18 Ｓｍｃ株式会社 マニホールド形電磁弁集合体
WO2008051212A1 (en) * 2006-10-23 2008-05-02 Norgren, Inc. Exhaust venting for a fluid control device
DE102007039664B4 (de) * 2007-08-22 2015-01-22 Robert Bosch Gmbh Pneumatisches Wegeventil mit einem reibungsarmen Ventilschieber
DE102008015506A1 (de) * 2008-03-25 2009-10-01 Robert Bosch Gmbh Ventil
JP4993140B2 (ja) * 2008-10-21 2012-08-08 Ｓｍｃ株式会社 低摺動パッキンを備えた流体圧機器
GB0822144D0 (en) * 2008-12-04 2009-01-14 Petrowell Ltd Flow control device
DE102009007677A1 (de) * 2009-02-05 2010-08-19 Knorr-Bremse Systeme für Nutzfahrzeuge GmbH Kolbenventil, insbesondere für eine pneumatische Bremsanlage eines Fahrzeugs
JP4783917B2 (ja) * 2009-04-13 2011-09-28 Ｓｍｃ株式会社 ４・５ポート切換弁
JP6005991B2 (ja) * 2012-05-18 2016-10-12 株式会社ヴァレオジャパン 密閉型スイッチ及び密閉型スイッチの内圧減圧方法
US10613553B2 (en) * 2013-07-09 2020-04-07 Deka Products Limited Partnership Modular valve apparatus and system
CN106415094B (zh) 2014-06-20 2019-05-07 阿斯科公司 用于电磁阀控制系统的分区歧管组件
JP6212463B2 (ja) * 2014-10-02 2017-10-11 高砂電気工業株式会社 小型電磁弁
US9709177B2 (en) * 2015-01-13 2017-07-18 Honeywell International Inc. Two-position, two-stage servo valve
US9599238B2 (en) * 2015-04-03 2017-03-21 Caterpillar Inc. Valve having improved spool geometry
CN106122517B (zh) * 2016-08-20 2019-02-15 北华大学 差动节流阀
JP6953364B2 (ja) * 2018-06-05 2021-10-27 Ckd株式会社 電磁弁マニホールド
JP7137161B2 (ja) * 2018-08-02 2022-09-14 Smc株式会社 スプール式切換弁におけるシール構造及びそのスプール式切換弁

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2362945A (en) * 1942-06-30 1944-11-14 Hydraulic Control Engineering Hydraulic control valve
US2359802A (en) * 1943-08-21 1944-10-10 Hydraulic Control Engineering Hollow plunger control valve
US2651324A (en) * 1949-11-01 1953-09-08 New York Air Brake Co Multiple control valve
DE1183327B (de) * 1962-02-06 1964-12-10 Erich Herion Mehrwegeumschaltventil, insbesondere mit Hilfsventilausloesung
US3513753A (en) † 1967-10-20 1970-05-26 Tydeman Machine Works Inc Servo arrangement
US3635249A (en) * 1969-02-06 1972-01-18 I V Pressure Controllers Ltd Selector valves and seals therefor
US3680596A (en) * 1970-12-28 1972-08-01 Ross Operating Valve Co Resilient seal spool valve
US3874409A (en) * 1973-03-29 1975-04-01 Lee Co Selector valve
US4209033A (en) * 1975-12-15 1980-06-24 Hirsch Elder F Vacuum breaker valve
DE4028234C2 (de) * 1990-09-06 1996-08-14 Festo Kg Pneumatisches Ventil
CA2110015C (en) * 1993-07-08 1998-11-10 Lawrence Almasy Wall water hydrant having backflow and back siphonage preventor

Also Published As

Publication number Publication date
JPH1047510A (ja) 1998-02-20
KR980010078A (ko) 1998-04-30
DE69708991T3 (de) 2006-05-04
DE69708991T2 (de) 2002-07-25
KR100244538B1 (ko) 2000-03-02
EP0822359B2 (de) 2005-08-10
EP0822359B1 (de) 2001-12-12
EP0822359A1 (de) 1998-02-04
JP3778623B2 (ja) 2006-05-24
TW326247U (en) 1998-02-01
US5971022A (en) 1999-10-26

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8328 Change in the person/name/address of the agent

Representative=s name: P.E. MEISSNER UND KOLLEGEN, 14199 BERLIN

8366 Restricted maintained after opposition proceedings