CA2684733C - Flowswitch having o-ring pairs arranged in corresponding pairs of o-ring grooves separated by respective flanges of a pivot rod - Google Patents
Flowswitch having o-ring pairs arranged in corresponding pairs of o-ring grooves separated by respective flanges of a pivot rod Download PDFInfo
- Publication number
- CA2684733C CA2684733C CA2684733A CA2684733A CA2684733C CA 2684733 C CA2684733 C CA 2684733C CA 2684733 A CA2684733 A CA 2684733A CA 2684733 A CA2684733 A CA 2684733A CA 2684733 C CA2684733 C CA 2684733C
- Authority
- CA
- Canada
- Prior art keywords
- pivot rod
- flowswitch
- pair
- rings
- machined
- Prior art date
- 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.)
- Active
Links
- 239000012530 fluid Substances 0.000 claims abstract description 23
- 230000001050 lubricating effect Effects 0.000 claims abstract description 12
- 230000004044 response Effects 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
- H01H35/40—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by devices allowing continual flow of fluid, e.g. vane
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Sealing (AREA)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
- Multiple-Way Valves (AREA)
- Sealing Devices (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/788,776 | 2007-04-20 | ||
| US11/788,776 US7829806B2 (en) | 2007-04-20 | 2007-04-20 | Flowswitch having O-ring pairs arranged in corresponding pairs of O-ring grooves separated by respective flanges of a pivot rod |
| PCT/US2008/057654 WO2008130765A2 (en) | 2007-04-20 | 2008-03-20 | Flowswitch with o-ring seal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2684733A1 CA2684733A1 (en) | 2008-10-30 |
| CA2684733C true CA2684733C (en) | 2015-05-12 |
Family
ID=39871282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2684733A Active CA2684733C (en) | 2007-04-20 | 2008-03-20 | Flowswitch having o-ring pairs arranged in corresponding pairs of o-ring grooves separated by respective flanges of a pivot rod |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US7829806B2 (enExample) |
| EP (1) | EP2149003B1 (enExample) |
| JP (1) | JP5139511B2 (enExample) |
| CN (1) | CN101689437B (enExample) |
| AU (1) | AU2008242418B2 (enExample) |
| BR (1) | BRPI0810485B1 (enExample) |
| CA (1) | CA2684733C (enExample) |
| WO (1) | WO2008130765A2 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130125664A1 (en) | 2011-11-17 | 2013-05-23 | Ronald D. Harper, JR. | Wireless flow monitoring devices |
| KR101950501B1 (ko) * | 2013-08-06 | 2019-02-20 | 플루이드 핸들링 엘엘씨 | 저수위 차단 스위치 |
| CN112013174B (zh) * | 2020-08-25 | 2022-02-11 | 珠海市广华燃气消防工程有限公司 | 一种天然气管道封堵器 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2203331A (en) | 1937-05-17 | 1940-06-04 | Dearborn Chemicals Co | Flow switch |
| US3065316A (en) | 1959-09-04 | 1962-11-20 | Harold J Olson | Valve device actuated by fluid flow |
| US3188421A (en) * | 1961-12-21 | 1965-06-08 | Scully Signal Co | Fluid flow sensing means |
| US3452169A (en) | 1967-02-20 | 1969-06-24 | Pacific Pumping Co | Flow measuring device |
| US3501605A (en) | 1968-06-26 | 1970-03-17 | Harold D Hutchinson | Flow responsive switch means |
| US4110575A (en) | 1976-06-28 | 1978-08-29 | Meisenheimer Jr Daniel T | Spool deflection indicator |
| US4955785A (en) * | 1988-12-05 | 1990-09-11 | Sundstrand Corporation | Fan structure with flow responsive switch mechanism |
| US4926903A (en) | 1989-05-05 | 1990-05-22 | Tomoe Technical Research Company | Butterfly valve having a function for measuring a flow rate and method of measuring a flow rate with a butterfly valve |
| US5602564A (en) * | 1991-11-14 | 1997-02-11 | Hitachi, Ltd. | Graphic data processing system |
| JP2005292113A (ja) * | 2004-03-11 | 2005-10-20 | Senju Sprinkler Kk | 流水検知装置 |
-
2007
- 2007-04-20 US US11/788,776 patent/US7829806B2/en active Active
-
2008
- 2008-03-20 JP JP2010504137A patent/JP5139511B2/ja not_active Expired - Fee Related
- 2008-03-20 CN CN2008800186747A patent/CN101689437B/zh active Active
- 2008-03-20 WO PCT/US2008/057654 patent/WO2008130765A2/en not_active Ceased
- 2008-03-20 AU AU2008242418A patent/AU2008242418B2/en active Active
- 2008-03-20 BR BRPI0810485-9A patent/BRPI0810485B1/pt active IP Right Grant
- 2008-03-20 CA CA2684733A patent/CA2684733C/en active Active
- 2008-03-20 EP EP08799880.3A patent/EP2149003B1/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| BRPI0810485B1 (pt) | 2019-04-16 |
| JP2010525525A (ja) | 2010-07-22 |
| JP5139511B2 (ja) | 2013-02-06 |
| US7829806B2 (en) | 2010-11-09 |
| EP2149003A2 (en) | 2010-02-03 |
| US20080258088A1 (en) | 2008-10-23 |
| AU2008242418A1 (en) | 2008-10-30 |
| CN101689437B (zh) | 2012-08-15 |
| CA2684733A1 (en) | 2008-10-30 |
| BRPI0810485A2 (pt) | 2014-10-14 |
| CN101689437A (zh) | 2010-03-31 |
| EP2149003A4 (en) | 2011-07-13 |
| WO2008130765A3 (en) | 2010-01-07 |
| WO2008130765A2 (en) | 2008-10-30 |
| AU2008242418B2 (en) | 2012-10-11 |
| EP2149003B1 (en) | 2016-05-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |