DE68903457D1 - Rueckschlagventil. - Google Patents

Rueckschlagventil.

Info

Publication number: DE68903457D1
Authority: DE; Germany
Prior art keywords: check valve; check; valve
Prior art date: 1988-09-01
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 - Fee Related

Application number

DE8989308811T

Other languages

English (en)

Other versions

DE68903457T2 (de

Inventor

Theodore J Gausman

Gary W Scheffel

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.)

Nupro Co

Original Assignee

Nupro 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.)

1988-09-01

Filing date

1989-08-31

Publication date

1992-12-17

1988-09-01 Priority claimed from US07/239,557 external-priority patent/US4856555A/en

1989-08-31 Application filed by Nupro Co filed Critical Nupro Co

1992-12-17 Application granted granted Critical

1992-12-17 Publication of DE68903457D1 publication Critical patent/DE68903457D1/de

1993-03-18 Publication of DE68903457T2 publication Critical patent/DE68903457T2/de

2009-09-01 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

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
- F16K15/02—Check valves with guided rigid valve members
- 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
- F16K15/02—Check valves with guided rigid valve members
- F16K15/08—Check valves with guided rigid valve members shaped as rings
- F16K15/12—Springs for ring valves
- 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]
- Y10T137/7904—Reciprocating valves
- Y10T137/7922—Spring biased
- Y10T137/7929—Spring coaxial with valve
- Y10T137/7936—Spring guides valve head

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Check Valves (AREA)

DE8989308811T 1988-09-01 1989-08-31 Rueckschlagventil. Expired - Fee Related DE68903457T2 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US07/239,557 US4856555A (en)	1988-09-01	1988-09-01	Check valve
US07/392,888 US4964423A (en)	1988-09-01	1989-08-14	Check valve

Publications (2)

Publication Number	Publication Date
DE68903457D1 true DE68903457D1 (de)	1992-12-17
DE68903457T2 DE68903457T2 (de)	1993-03-18

Family

ID=26932669

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE8989308811T Expired - Fee Related DE68903457T2 (de)	1988-09-01	1989-08-31	Rueckschlagventil.

Country Status (5)

Country	Link
US (1)	US4964423A (de)
EP (1)	EP0357420B1 (de)
JP (1)	JP2706152B2 (de)
KR (1)	KR0165668B1 (de)
DE (1)	DE68903457T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19626323C5 (de) *	1996-07-01	2009-01-29	Wabco Gmbh	Sicherheitsventileinrichtung
DE19626324A1 (de) *	1996-07-01	1998-01-08	Wabco Gmbh	Sicherheitsventileinrichtung
US5762103A (en) *	1996-10-24	1998-06-09	Advanced Pressure Technology, Inc.	Tilting o-ring check valve
WO2007106948A1 (en) *	2006-03-21	2007-09-27	Michael Patrick Dixon	Fluid operated valve
US20080142102A1 (en) *	2006-12-18	2008-06-19	Savard Raymond T	Check Valve and Pump for High Purity Fluid Handling Systems
DE102009004863A1 (de) *	2009-01-16	2010-07-22	Schaeffler Technologies Gmbh & Co. Kg	Ventilfeder für ein Plattenventil
EP2618866A1 (de) *	2010-09-24	2013-07-31	Animas Corporation	Tragbare infusionspumpe mit absaugungsschutz
DE102012222826A1 (de) *	2012-06-28	2014-01-02	Robert Bosch Gmbh	Kolben-Kraftstoffpumpe
TWI679364B (zh)	2014-06-13	2019-12-11	日商堀場Ｓｔｅｃ股份有限公司	用於流體及氣體之高傳導性閥
EP3158248B1 (de) *	2014-06-19	2020-07-22	Connector Subsea Solutions AS	Tellerventilanordnung
KR102233610B1 (ko)	2014-07-21	2021-03-30	엘지전자 주식회사	리니어 압축기
KR102240032B1 (ko) *	2014-07-21	2021-04-14	엘지전자 주식회사	리니어 압축기
WO2016081191A1 (en)	2014-11-19	2016-05-26	Vistadel Tek, Llc	Valve stroke amplification mechanism assembly
SE541730C2 (en)	2015-07-02	2019-12-03	3Eflow Ab	A fluid stop valve unit
WO2017007888A1 (en)	2015-07-09	2017-01-12	Vistadeltek, Llc	Control plate in a valve
KR102011888B1 (ko) *	2017-01-25	2019-08-19	유병남	내연기관용 유체흐름 조절장치 및 이를 포함하는 체크밸브
CN110709633B (zh)	2017-06-05	2022-04-22	威斯塔德尔特有限责任公司	用于高传导性阀的控制板
US10458553B1 (en)	2017-06-05	2019-10-29	Vistadeltek, Llc	Control plate for a high conductive valve
US11248708B2 (en)	2017-06-05	2022-02-15	Illinois Tool Works Inc.	Control plate for a high conductance valve
US10364897B2 (en)	2017-06-05	2019-07-30	Vistadeltek, Llc	Control plate for a high conductance valve

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1334507A (en) *	1919-01-20	1920-03-23	Harry L Shartle	Valve construction for pumps
US1800185A (en) *	1928-09-06	1931-04-07	Homer A Thrush	Pressure relief valve
US2353751A (en) *	1940-12-31	1944-07-18	Sullivan Machinery Co	Valve mechanism
GB558201A (en) *	1942-06-26	1943-12-24	Eisemann Magneto Corp	Improvement in and relating to valves
US3036592A (en) *	1959-02-16	1962-05-29	Garrett Corp	Valve assembly
DE1251116B (de) *	1961-03-11	1900-01-01
US3244195A (en) *	1963-09-26	1966-04-05	Seeger Wanner Corp	Capsule-type check valve
US3194262A (en) *	1963-12-10	1965-07-13	Chrysler Corp	Shock absorber base valve
US3580277A (en) *	1969-03-12	1971-05-25	Sperry Rand Corp	Relief valves with controlled pressure override
US4218407A (en) *	1970-04-07	1980-08-19	Chicago Bridge & Iron Company	Valved or progressively opening sparger with rigid upper seat
AT306910B (de) *	1971-02-19	1973-04-25	Hoerbiger Ventilwerke Ag	Plattenventil für Kolbenverdichter
SU391326A1 (ru) *	1971-04-05	1973-07-25		Обратный клапан
US3749123A (en) *	1971-12-10	1973-07-31	Nasa	Dual stage check valve
US3830255A (en) *	1972-11-24	1974-08-20	Fmc Corp	Valve assembly
US4007758A (en) *	1976-01-14	1977-02-15	Mine Safety Appliances Company	Respirator pressure-demand exhalation valve
US4062378A (en) *	1976-09-27	1977-12-13	Bender Machine Works, Inc.	Easily disassembled, one-way check valve
DE3517325C1 (de) *	1985-05-14	1986-12-11	Drägerwerk AG, 2400 Lübeck	Misch- und Dosiervorrichtung fuer stroemende Medien
US4637430A (en) *	1985-12-31	1987-01-20	Nupro Company	Check valve

1989
- 1989-08-14 US US07/392,888 patent/US4964423A/en not_active Expired - Lifetime
- 1989-08-31 DE DE8989308811T patent/DE68903457T2/de not_active Expired - Fee Related
- 1989-08-31 EP EP19890308811 patent/EP0357420B1/de not_active Expired - Lifetime
- 1989-09-01 JP JP22727189A patent/JP2706152B2/ja not_active Expired - Lifetime
- 1989-09-01 KR KR1019890012631A patent/KR0165668B1/ko not_active IP Right Cessation

Also Published As

Publication number	Publication date
JP2706152B2 (ja)	1998-01-28
KR900005104A (ko)	1990-04-13
KR0165668B1 (ko)	1998-12-01
EP0357420A1 (de)	1990-03-07
JPH02168082A (ja)	1990-06-28
EP0357420B1 (de)	1992-11-11
DE68903457T2 (de)	1993-03-18
US4964423A (en)	1990-10-23

Publication	Publication Date	Title
DE3877602D1 (de)	1993-03-04	Rueckschlagventil.
IT8719875A0 (it)	1987-03-23	Valvola di ritenuta.
DE3861283D1 (de)	1991-01-24	Ventileinheit.
NO904354L (no)	1991-04-12	Sikkerhetsventil.
NO895292D0 (no)	1989-12-28	Kuleventil.
DE69018192D1 (de)	1995-05-04	Futterrohrventil.
DE3852703D1 (de)	1995-02-16	Kompressorventil.
DE3763842D1 (de)	1990-08-23	Rueckschlagventil.
DE68903457D1 (de)	1992-12-17	Rueckschlagventil.
KR900701336A (ko)	1990-12-01	역지 밸브
DE58908726D1 (de)	1995-01-19	Proportionalventil.
DE69204684D1 (de)	1995-10-12	Rueckschlagventil.
DE58906038D1 (de)	1993-12-02	Druckventil.
NO884585L (no)	1990-04-17	Kuleventil.
DE58904609D1 (de)	1993-07-15	Ventilvorrichtung.
MX9203833A (es)	1993-05-01	Valvula de retencion mejorada.
DE58901264D1 (de)	1992-06-04	Ventilanordnung.
DE69005523D1 (de)	1994-02-10	Prallplatten-Rückschlagventil.
DE58905977D1 (de)	1993-11-25	Ventilvorrichtung.
DE68911004D1 (de)	1994-01-13	Zweistellungsventil.
DE68917587D1 (de)	1994-09-22	Ventilanordnung.
DE68920643D1 (de)	1995-03-02	Ventileinrichtung.
AT387269B (de)	1988-12-27	Rueckschlagventil
DE68915644D1 (de)	1994-07-07	Ventilanordnung.
KR890017809U (ko)	1989-09-08	체크 밸브

Legal Events

Date	Code	Title	Description
1993-12-09	8364	No opposition during term of opposition
2007-06-28	8339	Ceased/non-payment of the annual fee