CH606881A5 - - Google Patents
Info
- Publication number
- CH606881A5 CH606881A5 CH19477A CH19477A CH606881A5 CH 606881 A5 CH606881 A5 CH 606881A5 CH 19477 A CH19477 A CH 19477A CH 19477 A CH19477 A CH 19477A CH 606881 A5 CH606881 A5 CH 606881A5
- Authority
- CH
- Switzerland
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
- F16K15/14—Check valves with flexible valve members
- F16K15/144—Check valves with flexible valve members the closure elements being fixed along all or a part of their periphery
- F16K15/145—Check valves with flexible valve members the closure elements being fixed along all or a part of their periphery the closure elements being shaped as a solids of revolution, e.g. cylindrical or conical
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Valve Housings (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH19477A CH606881A5 (US06346242-20020212-C00066.png) | 1977-01-07 | 1977-01-07 | |
| FR7739658A FR2377140A7 (fr) | 1977-01-07 | 1977-12-29 | Soupape servant a eviter le retour d'un fluide dans une conduite |
| AU32081/77A AU3208177A (en) | 1977-01-07 | 1977-12-30 | Back-check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH19477A CH606881A5 (US06346242-20020212-C00066.png) | 1977-01-07 | 1977-01-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH606881A5 true CH606881A5 (US06346242-20020212-C00066.png) | 1978-11-15 |
Family
ID=4181393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH19477A CH606881A5 (US06346242-20020212-C00066.png) | 1977-01-07 | 1977-01-07 |
Country Status (3)
| Country | Link |
|---|---|
| AU (1) | AU3208177A (US06346242-20020212-C00066.png) |
| CH (1) | CH606881A5 (US06346242-20020212-C00066.png) |
| FR (1) | FR2377140A7 (US06346242-20020212-C00066.png) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8413826D0 (en) * | 1984-05-31 | 1984-07-04 | Cartwright G E | Pumps |
| NO155299C (no) * | 1984-07-02 | 1987-03-11 | Gyula Racs | Anordning ved tilbakeslagsventil. |
| US4775301A (en) * | 1986-06-27 | 1988-10-04 | Cartwright Garry E | Oscillating electromagnetic pump with one-way diaphragm valves |
| GR890100720A (el) * | 1989-11-01 | 1992-04-17 | Liosis Epameinondas Michanolog | Βαλβιδα αντεπιστροφης ελαστικης εμφραξης. |
| DE202006012645U1 (de) * | 2006-08-17 | 2006-11-16 | Filtertek B.V. | Rückschlagventil |
| CN107289156A (zh) * | 2016-04-13 | 2017-10-24 | 洪铭德 | 具有防止负压回流装置 |
-
1977
- 1977-01-07 CH CH19477A patent/CH606881A5/xx not_active IP Right Cessation
- 1977-12-29 FR FR7739658A patent/FR2377140A7/fr not_active Expired
- 1977-12-30 AU AU32081/77A patent/AU3208177A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| AU3208177A (en) | 1979-07-05 |
| FR2377140A7 (fr) | 1978-08-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |