NO131004C - - Google Patents
Info
- Publication number
- NO131004C NO131004C NO176272A NO176272A NO131004C NO 131004 C NO131004 C NO 131004C NO 176272 A NO176272 A NO 176272A NO 176272 A NO176272 A NO 176272A NO 131004 C NO131004 C NO 131004C
- Authority
- NO
- Norway
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
- F16K15/148—Check valves with flexible valve members the closure elements being fixed in their centre
-
- 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
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14513371A | 1971-05-20 | 1971-05-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO131004B NO131004B (no) | 1974-12-09 |
| NO131004C true NO131004C (no) | 1975-03-19 |
Family
ID=22511738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO176272A NO131004C (no) | 1971-05-20 | 1972-05-18 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3736954A (no) |
| JP (1) | JPS5438728B1 (no) |
| CA (1) | CA963352A (no) |
| GB (1) | GB1344579A (no) |
| IT (1) | IT957933B (no) |
| NO (1) | NO131004C (no) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104913088B (zh) * | 2015-06-03 | 2017-11-24 | 南京年代科技有限公司 | 浮动节能止回阀 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2940686A (en) * | 1957-05-29 | 1960-06-14 | Windisch Ernest | Easy-pull wool protector |
| US2971510A (en) * | 1960-03-18 | 1961-02-14 | Atlantic Surgical Company Inc | Surgical drainage device |
| US3343542A (en) * | 1964-07-30 | 1967-09-26 | Kendall & Co | Urine collection bag |
| JPS4120705Y1 (no) * | 1965-04-21 | 1966-10-06 | ||
| US3283757A (en) * | 1965-06-03 | 1966-11-08 | Elhart F Nelson | Surgical appliance for use in ostomy cases |
| US3486539A (en) * | 1965-09-28 | 1969-12-30 | Jacuzzi Bros Inc | Liquid dispensing and metering assembly |
| US3519012A (en) * | 1968-10-28 | 1970-07-07 | Us Air Force | Low-respiratory valve |
-
1971
- 1971-05-20 US US3736954D patent/US3736954A/en not_active Expired - Lifetime
-
1972
- 1972-03-01 CA CA135,974A patent/CA963352A/en not_active Expired
- 1972-03-24 GB GB1404972A patent/GB1344579A/en not_active Expired
- 1972-04-13 JP JP3732772A patent/JPS5438728B1/ja active Pending
- 1972-05-18 NO NO176272A patent/NO131004C/no unknown
- 1972-05-18 IT IT5032772A patent/IT957933B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| AU4058772A (en) | 1973-06-28 |
| NO131004B (no) | 1974-12-09 |
| IT957933B (it) | 1973-10-20 |
| GB1344579A (en) | 1974-01-23 |
| US3736954A (en) | 1973-06-05 |
| JPS5438728B1 (no) | 1979-11-22 |
| CA963352A (en) | 1975-02-25 |