IT1110728B - Valvola di ritegno per pompa sommersa - Google Patents
Valvola di ritegno per pompa sommersaInfo
- Publication number
- IT1110728B IT1110728B IT1959779A IT1959779A IT1110728B IT 1110728 B IT1110728 B IT 1110728B IT 1959779 A IT1959779 A IT 1959779A IT 1959779 A IT1959779 A IT 1959779A IT 1110728 B IT1110728 B IT 1110728B
- Authority
- IT
- Italy
- Prior art keywords
- check valve
- submersible pump
- submersible
- pump
- check
- Prior art date
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
- F16K15/06—Check valves with guided rigid valve members with guided stems
-
- 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
- Y10T137/598—With repair, tapping, assembly, or disassembly means
- Y10T137/6086—Assembling or disassembling check valve
-
- 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
- Y10T137/7908—Weight biased
- Y10T137/7909—Valve body is the weight
- Y10T137/7913—Guided head
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
- Details Of Reciprocating Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/872,445 US4185655A (en) | 1978-01-26 | 1978-01-26 | Submersible pump check valve |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7919597A0 IT7919597A0 (it) | 1979-01-25 |
IT1110728B true IT1110728B (it) | 1986-01-06 |
Family
ID=25359591
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT1959779A IT1110728B (it) | 1978-01-26 | 1979-01-25 | Valvola di ritegno per pompa sommersa |
Country Status (6)
Country | Link |
---|---|
US (1) | US4185655A (it) |
AU (1) | AU532770B2 (it) |
BR (1) | BR7803273A (it) |
CA (1) | CA1083923A (it) |
IT (1) | IT1110728B (it) |
ZA (1) | ZA79358B (it) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ZA794780B (en) * | 1978-10-05 | 1981-04-29 | British Petroleum Co | Mass transfer equipment |
US4480985A (en) * | 1980-12-22 | 1984-11-06 | Arkansas Patents, Inc. | Pulsing combustion |
US4422469A (en) * | 1981-08-12 | 1983-12-27 | The Marley/Wylain Company | Submersible pump check valve |
US4625755A (en) * | 1982-06-09 | 1986-12-02 | Reddoch Jeffery A | Kelly mud saver valve sub |
US4660803A (en) * | 1986-02-26 | 1987-04-28 | Suncast Corporation | Quick coupling connector for connecting flexible liquid conduits |
GB2215010A (en) * | 1988-02-11 | 1989-09-13 | Pneumatec Limited | Fluid valve |
US4856823A (en) * | 1988-07-01 | 1989-08-15 | L. R. Nelson Corporation | Coupling with improved locking/unlocking member |
US6782917B2 (en) * | 2001-01-19 | 2004-08-31 | Spx Corporation | Reciprocating cone anti-drainback apparatus |
JP2005307767A (ja) * | 2004-04-19 | 2005-11-04 | Shinano Kenshi Co Ltd | 容積型ポンプの逆止弁 |
US7648348B2 (en) * | 2006-06-28 | 2010-01-19 | Scallen Richard E | Dewatering apparatus |
EP2947326B1 (de) * | 2014-05-23 | 2018-07-04 | Grundfos Holding A/S | Kreiselpumpe |
US10415227B2 (en) * | 2017-05-26 | 2019-09-17 | Ips Corporation | Drain valve assembly |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US141309A (en) * | 1873-07-29 | Improvement in pump-valves | ||
US1859916A (en) * | 1929-06-28 | 1932-05-24 | Dayton Pump And Mfg Co | Valve |
US2546023A (en) * | 1949-03-01 | 1951-03-20 | Westinghouse Electric Corp | Locomotive control system |
NL105163C (it) * | 1960-09-30 | 1900-01-01 | ||
US3263701A (en) * | 1962-11-26 | 1966-08-02 | Acf Ind Inc | Valve structure |
US3474808A (en) * | 1967-04-05 | 1969-10-28 | Fwi Inc | High pressure valve for reciprocating pumps |
-
1978
- 1978-01-26 US US05/872,445 patent/US4185655A/en not_active Expired - Lifetime
- 1978-04-05 CA CA300,484A patent/CA1083923A/en not_active Expired
- 1978-05-23 BR BR7803273A patent/BR7803273A/pt unknown
-
1979
- 1979-01-16 AU AU43392/79A patent/AU532770B2/en not_active Ceased
- 1979-01-25 IT IT1959779A patent/IT1110728B/it active
- 1979-01-26 ZA ZA79358A patent/ZA79358B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
CA1083923A (en) | 1980-08-19 |
BR7803273A (pt) | 1979-08-14 |
US4185655A (en) | 1980-01-29 |
AU532770B2 (en) | 1983-10-13 |
IT7919597A0 (it) | 1979-01-25 |
AU4339279A (en) | 1979-08-02 |
ZA79358B (en) | 1980-09-24 |
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