IN173854B - - Google Patents
Info
- Publication number
- IN173854B IN173854B IN761CA1989A IN173854B IN 173854 B IN173854 B IN 173854B IN 761CA1989 A IN761CA1989 A IN 761CA1989A IN 173854 B IN173854 B IN 173854B
- Authority
- IN
- India
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
- F16K15/02—Check valves with guided rigid valve members
- F16K15/03—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member
- F16K15/035—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member with a plurality of valve members
- F16K15/036—Dual valve members with hinges crossing the flow line substantially diametrical
- F16K15/038—Dual valve members with hinges crossing the flow line substantially diametrical having a common hinge
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B96/00—Details of cabinets, racks or shelf units not covered by a single one of groups A47B43/00 - A47B95/00; General details of furniture
- A47B96/06—Brackets or similar supporting means for cabinets, racks or shelves
- A47B96/068—Very short brackets, quickly attachable or detachable to a vertical support surface
-
- 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
- F16K15/03—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member
- F16K15/033—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member spring-loaded
-
- 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
- F16K15/03—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member
- F16K15/035—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member with a plurality of valve members
-
- 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]
- Y10T137/7838—Plural
- Y10T137/7839—Dividing and recombining in a single flow path
-
- 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]
- Y10T137/7898—Pivoted valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IN273CA1993 IN175290B (xx) | 1988-09-21 | 1993-05-13 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPJ056088 | 1988-09-21 | ||
AUPJ056188 | 1988-09-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
IN173854B true IN173854B (xx) | 1994-07-30 |
Family
ID=25643544
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN761CA1989 IN173854B (xx) | 1988-09-21 | 1989-09-18 |
Country Status (6)
Country | Link |
---|---|
US (1) | US4977926A (xx) |
EP (1) | EP0361731A3 (xx) |
JP (2) | JPH02163575A (xx) |
KR (1) | KR920008605B1 (xx) |
IN (1) | IN173854B (xx) |
NZ (1) | NZ230553A (xx) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5381821A (en) * | 1992-02-10 | 1995-01-17 | Muddiman; Robert W. | Fluid check valve with replaceable flapper assembly |
US5318063A (en) * | 1993-02-19 | 1994-06-07 | Muddiman Robert W | Fluid check valve with replaceable valve seat and flapper assembly |
JPH0629921U (ja) * | 1992-09-29 | 1994-04-19 | オーエム工業株式会社 | 燃料タンクの逆流防止弁 |
US5301709A (en) * | 1993-04-01 | 1994-04-12 | Gulf Valve Company | Check valve and method of assembly |
GB9324697D0 (en) * | 1993-12-01 | 1994-01-19 | Goodwin R Int Ltd | Plates for wafer check valves |
ITTV940009U1 (it) * | 1994-03-04 | 1995-09-04 | Jacuzzi Europ | Dispositivo a valvola per bocchette per vasche d'idromassaggio |
GB9406326D0 (en) * | 1994-03-30 | 1994-05-25 | Goodwin International R Ltd | Fluid check valve |
ATE307998T1 (de) * | 2001-07-10 | 2005-11-15 | Belgicast Internacional S L | Rückschlagventil |
US8495851B2 (en) | 2004-09-10 | 2013-07-30 | Serious Energy, Inc. | Acoustical sound proofing material and methods for manufacturing same |
GB0504413D0 (en) * | 2005-03-04 | 2005-04-06 | Hall Raymond | A valve |
US8029881B2 (en) * | 2005-11-04 | 2011-10-04 | Serious Energy, Inc. | Radio frequency wave reducing material and methods for manufacturing same |
US7779859B2 (en) * | 2006-08-30 | 2010-08-24 | Honeywell International Inc. | Flapper with insert stops for check valve |
US7568498B2 (en) * | 2006-09-26 | 2009-08-04 | Honeywell International Inc. | Engineered composite quiet check valve |
US8424251B2 (en) | 2007-04-12 | 2013-04-23 | Serious Energy, Inc. | Sound Proofing material with improved damping and structural integrity |
US8397864B2 (en) | 2007-04-24 | 2013-03-19 | Serious Energy, Inc. | Acoustical sound proofing material with improved fire resistance and methods for manufacturing same |
US7954509B2 (en) * | 2007-07-31 | 2011-06-07 | Honeywell International Inc. | Check valves with hinge shafts retained by welding |
US20090032120A1 (en) * | 2007-07-31 | 2009-02-05 | Honeywell International, Inc. | Check valves with hinge shafts retained by locking pins |
US20090032118A1 (en) * | 2007-07-31 | 2009-02-05 | Honeywell International, Inc. | Check valves with hinge shafts retained by bushings |
US20090194182A1 (en) * | 2008-01-31 | 2009-08-06 | Daniel Measurement And Control, Inc. | Dual chamber orifice fitting body |
CA2774628C (en) * | 2009-06-30 | 2017-01-10 | Eaton Corporation | Aircraft low clearance fluid check valve |
US20120180880A1 (en) * | 2011-01-19 | 2012-07-19 | Cameron International Corporation | Dual plate wafer check valve |
GB201217096D0 (en) * | 2012-09-25 | 2012-11-07 | Drysdale Brothers Larbert Ltd | Valve |
WO2014100001A2 (en) * | 2012-12-18 | 2014-06-26 | Steven Farwell | Butterfly vent |
US9279509B2 (en) * | 2013-09-09 | 2016-03-08 | Hamilton Sundstrand Corporation | Valve with precision mounted hinge pin posts |
CN104179710B (zh) * | 2014-07-31 | 2016-10-12 | 苏州海而仕信息科技有限公司 | 潜水泵 |
EP3037673B1 (en) * | 2014-12-22 | 2019-09-11 | Whirlpool EMEA S.p.A | Suction device for a hood |
JP6382725B2 (ja) * | 2015-01-08 | 2018-08-29 | フタバ産業株式会社 | 排気流路用弁装置 |
TWM500184U (zh) * | 2015-01-13 | 2015-05-01 | Shower Kaokang Entpr Co Ltd | 防止穢氣溢出之空氣准入閥 |
EP3220024B1 (en) | 2016-03-15 | 2021-01-06 | Hamilton Sundstrand Corporation | Check valve |
US9803761B1 (en) | 2016-04-12 | 2017-10-31 | Hs Wroclaw Sp. Z.O.O. | Flapper check valve bumper |
EP3258146B1 (en) * | 2016-06-14 | 2020-04-08 | Hamilton Sundstrand Corporation | Check valve |
WO2018058099A1 (en) * | 2016-09-26 | 2018-03-29 | Fluid Handling Llc | Contoured check valve disc for low cracking pressure |
CN108317288A (zh) * | 2017-01-16 | 2018-07-24 | 天津贝特尔流体控制阀门有限公司 | 蝶阀式安全切断阀 |
EP3415799B1 (en) * | 2017-06-12 | 2020-07-01 | Hamilton Sundstrand Corporation | Check valve housing |
CN109630752A (zh) * | 2018-11-27 | 2019-04-16 | 上海空间推进研究所 | 整体式阀门固定支座 |
CN112855957B (zh) * | 2020-12-31 | 2023-05-30 | 宜景(厦门)环境科技有限公司 | 一种自动泄空阀及利用其的虹吸系统 |
EP4083478B1 (en) * | 2021-04-27 | 2024-09-18 | UTC Aerospace Systems Wroclaw Sp. z o.o. | Flapper check valve |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2831499A (en) * | 1954-09-07 | 1958-04-22 | Rohr Aircraft Corp | Check valve |
US3074427A (en) * | 1958-06-02 | 1963-01-22 | Mission Valve And Pump Company | Pivoted valve |
US3009475A (en) * | 1959-09-14 | 1961-11-21 | Wm Cissell Mfg Company | Damper assembly |
US3023771A (en) * | 1960-03-08 | 1962-03-06 | John K Hinds | Check valve |
FR1595892A (xx) * | 1968-12-02 | 1970-06-15 | ||
US3678958A (en) * | 1970-09-16 | 1972-07-25 | Fmc Corp | Check valve |
US4005732A (en) * | 1975-08-25 | 1977-02-01 | Trw Inc. | Flapper valve with independent spring action |
US4043358A (en) * | 1976-02-02 | 1977-08-23 | Victaulic Company Of America | Flapper check valve |
US4094336A (en) * | 1977-04-19 | 1978-06-13 | Urschel John N | Back draft for exhaust fans and hoods |
AU530038B2 (en) * | 1978-08-18 | 1983-06-30 | Pegler Hattersley Aust. Pty. Ltd. | Valve |
JPS552293U (xx) * | 1979-06-12 | 1980-01-09 | ||
US4585026A (en) * | 1980-10-30 | 1986-04-29 | Lear Siegler, Inc. | Seal for coupling or valve assemblies |
DE3113938A1 (de) * | 1981-04-07 | 1982-10-28 | Gustav F. Gerdts GmbH & Co KG, 2800 Bremen | Rueckschlagklappe |
JPS57171170A (en) * | 1981-04-15 | 1982-10-21 | Hitachi Ltd | Check valve |
US4457333A (en) * | 1981-05-18 | 1984-07-03 | Transamerica Delaval Inc. | Check valve with relief-valve feature |
DE3240148A1 (de) * | 1982-10-29 | 1984-05-03 | Gestra Ag, 2800 Bremen | Klappenventil mit zwei verschlussteilen |
US4494564A (en) * | 1983-03-11 | 1985-01-22 | Fuller Company | Flap valve |
GB8411255D0 (en) * | 1984-05-02 | 1984-06-06 | Goodwin R Int Ltd | Wafer check valves |
WO1985005162A1 (en) * | 1984-05-02 | 1985-11-21 | R Goodwin International Ltd | Wafer check valves |
DE3509781A1 (de) * | 1985-03-19 | 1986-10-02 | Helmuth Dallmer oHG, 5760 Arnsberg | Abwasserrohr mit selbsttaetiger rueckstausperre |
-
1989
- 1989-09-04 NZ NZ23055389A patent/NZ230553A/xx unknown
- 1989-09-13 EP EP19890309298 patent/EP0361731A3/en not_active Withdrawn
- 1989-09-18 IN IN761CA1989 patent/IN173854B/en unknown
- 1989-09-20 KR KR1019890013557A patent/KR920008605B1/ko not_active IP Right Cessation
- 1989-09-20 US US07/409,673 patent/US4977926A/en not_active Expired - Fee Related
- 1989-09-21 JP JP1247851A patent/JPH02163575A/ja active Pending
-
1996
- 1996-09-20 JP JP8249557A patent/JPH09166232A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US4977926A (en) | 1990-12-18 |
KR910006649A (ko) | 1991-04-29 |
KR920008605B1 (ko) | 1992-10-02 |
NZ230553A (en) | 1993-04-28 |
EP0361731A2 (en) | 1990-04-04 |
JPH02163575A (ja) | 1990-06-22 |
EP0361731A3 (en) | 1991-03-06 |
JPH09166232A (ja) | 1997-06-24 |