ZA96872B - Differential pressure indicators - Google Patents
Differential pressure indicatorsInfo
- Publication number
- ZA96872B ZA96872B ZA96872A ZA96872A ZA96872B ZA 96872 B ZA96872 B ZA 96872B ZA 96872 A ZA96872 A ZA 96872A ZA 96872 A ZA96872 A ZA 96872A ZA 96872 B ZA96872 B ZA 96872B
- Authority
- ZA
- South Africa
- Prior art keywords
- differential pressure
- pressure indicators
- indicators
- differential
- pressure
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/08—Means for indicating or recording, e.g. for remote indication
- G01L19/12—Alarms or signals
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9502248A GB2297620B (en) | 1995-02-06 | 1995-02-06 | Filter assemblies comprising differential pressure indicators |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA96872B true ZA96872B (en) | 1997-08-05 |
Family
ID=10769134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA96872A ZA96872B (en) | 1995-02-06 | 1996-02-05 | Differential pressure indicators |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US5879544A (nl) |
| AU (1) | AU705752B2 (nl) |
| CA (1) | CA2168805A1 (nl) |
| DE (1) | DE19603898A1 (nl) |
| FR (1) | FR2731071B1 (nl) |
| GB (1) | GB2297620B (nl) |
| NL (1) | NL1002238C2 (nl) |
| SE (1) | SE9600348L (nl) |
| ZA (1) | ZA96872B (nl) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19810911A1 (de) * | 1998-03-13 | 1999-09-16 | Hilti Ag | Bohrwerkzeug |
| US7886610B2 (en) * | 1999-07-19 | 2011-02-15 | Donaldson Company, Inc. | Differential pressure gauge for filter |
| WO2001066954A2 (en) * | 2000-03-08 | 2001-09-13 | Rosemount Inc. | Piston position measuring device |
| US20010037724A1 (en) | 2000-03-08 | 2001-11-08 | Schumacher Mark S. | System for controlling hydraulic actuator |
| EP1269027B1 (en) | 2000-03-08 | 2005-07-27 | Rosemount Inc. | Bi-directional differential pressure flow sensor |
| US20010037689A1 (en) * | 2000-03-08 | 2001-11-08 | Krouth Terrance F. | Hydraulic actuator piston measurement apparatus and method |
| WO2007043669A1 (ja) * | 2005-10-13 | 2007-04-19 | Yamashin-Filter Corp. | 濾過装置 |
| US7661539B2 (en) * | 2005-11-03 | 2010-02-16 | Yamashin-Filter Corp. | Liquid filtration device |
| DE102010022119A1 (de) * | 2010-05-20 | 2012-03-01 | Mahle International Gmbh | Differenzdruckmessvorrichtung und Verschmutzungsgrad-Überwachungseinrichtung sowie Filtereinrichtung |
| EP3104952A4 (en) | 2014-02-14 | 2017-12-06 | Donaldson Company, Inc. | Air brake filter and method |
| US10378443B2 (en) * | 2017-02-02 | 2019-08-13 | United Technologies Corporation | Bypass valve system state indication |
| US11175197B2 (en) * | 2018-05-04 | 2021-11-16 | Tactair Fluid Controls | Resettable overpressure indicator for aircraft |
| CN114017219A (zh) * | 2021-12-03 | 2022-02-08 | 张家港圣美意机械有限公司 | 压差感应阀组件 |
Family Cites Families (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US199157A (en) * | 1878-01-15 | Improvement in pressure-gages for steam-boilers | ||
| US1275180A (en) * | 1915-07-24 | 1918-08-06 | Evenio Ellis | Fluid-pressure gage. |
| US3140690A (en) * | 1963-12-04 | 1964-07-14 | Pall Corp | Magnetic pressure indicator |
| US3045826A (en) * | 1958-07-28 | 1962-07-24 | Permanent Filter Corp | Filter device |
| US3164164A (en) * | 1960-02-02 | 1965-01-05 | Pall Corp | Pressure-responsive valves |
| US3237454A (en) * | 1962-10-31 | 1966-03-01 | Michigan Dynamics Inc | Differential pressure indicator |
| US3377980A (en) * | 1964-10-14 | 1968-04-16 | Gen Precision Inc | Pressure indicator |
| US3379206A (en) * | 1965-06-09 | 1968-04-23 | Michigan Dynamics Inc | Differential pressure indicating and fluid bypass device |
| US3502048A (en) * | 1965-09-17 | 1970-03-24 | Holley Carburetor Co | Differential pressure indicator |
| US3495566A (en) * | 1967-03-13 | 1970-02-17 | Pall Corp | Pressure-responsive devices having controlled response to flow surges |
| US3539793A (en) * | 1968-10-14 | 1970-11-10 | Honeywell Inc | Supervisory apparatus |
| US3785332A (en) * | 1972-01-31 | 1974-01-15 | Pall Corp | Magnetic pressure indicator |
| US3815542A (en) * | 1972-07-27 | 1974-06-11 | Pall Corp | Magnetic pressure indicator |
| FR2261913B1 (nl) * | 1974-02-25 | 1977-09-16 | Peugeot & Renault | |
| US4026153A (en) * | 1975-08-08 | 1977-05-31 | Pall Corporation | Magnetic pressure indicator with sampling ports |
| US4203384A (en) * | 1978-08-28 | 1980-05-20 | Pall Corporation | Magnetic pressure indicator with deactuator for bimetallic temperature-sensitive elements |
| US4172971A (en) * | 1978-10-30 | 1979-10-30 | Pall Corporation | Magnetic pressure indicator with thermal lockout |
| US4426952A (en) * | 1981-02-09 | 1984-01-24 | Facet Enterprises, Inc. | Temperature compensated differential pressure indicating device |
| US4378692A (en) * | 1981-07-31 | 1983-04-05 | Air Monitor Co., Inc. | Leak detecting monitor |
| US4717472A (en) * | 1982-06-10 | 1988-01-05 | Oberg Enterprises, Inc. | Oil filter assembly having multiple removable filter members and cooling fins |
| US4745876A (en) * | 1984-01-12 | 1988-05-24 | Facet Enterprises, Inc. | Differential pressure responsive indicating device |
| US4646624A (en) * | 1984-08-06 | 1987-03-03 | United Technologies Corporation | Differential pressure sensor |
| US4604866A (en) * | 1984-09-06 | 1986-08-12 | Allied Corporation | Master cylinder |
| FR2574900B1 (fr) * | 1984-12-17 | 1989-04-14 | Simotra | Detecteur de pression |
| US4651670A (en) * | 1985-09-27 | 1987-03-24 | Pall Corporation | Pressure indicating device |
| GB2207507A (en) * | 1987-07-24 | 1989-02-01 | Pall Europ | Differential pressure sensor |
| US4932205A (en) * | 1989-02-27 | 1990-06-12 | Allied-Signal Inc. | Bypass valve and visual indicator for a fuel system |
| GB2255445B (en) * | 1991-05-01 | 1994-11-30 | Pall Corp | Pressure devices |
| US5501791A (en) * | 1992-03-09 | 1996-03-26 | Donaldson Company, Inc. | Pressure isolation valve and bypass valve; and filter head assembly incorporating same |
| US5437241A (en) * | 1994-06-08 | 1995-08-01 | Pall Corporation | Differential pressure indicator |
-
1995
- 1995-02-06 GB GB9502248A patent/GB2297620B/en not_active Expired - Fee Related
-
1996
- 1996-01-31 SE SE9600348A patent/SE9600348L/ not_active Application Discontinuation
- 1996-02-01 AU AU42290/96A patent/AU705752B2/en not_active Ceased
- 1996-02-02 NL NL1002238A patent/NL1002238C2/nl not_active IP Right Cessation
- 1996-02-03 DE DE19603898A patent/DE19603898A1/de not_active Withdrawn
- 1996-02-05 US US08/597,032 patent/US5879544A/en not_active Expired - Fee Related
- 1996-02-05 CA CA002168805A patent/CA2168805A1/en not_active Abandoned
- 1996-02-05 ZA ZA96872A patent/ZA96872B/xx unknown
- 1996-02-06 FR FR9601393A patent/FR2731071B1/fr not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| NL1002238C2 (nl) | 1998-03-13 |
| SE9600348D0 (sv) | 1996-01-31 |
| GB9502248D0 (en) | 1995-03-29 |
| DE19603898A1 (de) | 1996-08-08 |
| SE9600348L (sv) | 1996-08-07 |
| FR2731071A1 (fr) | 1996-08-30 |
| NL1002238A1 (nl) | 1996-08-06 |
| FR2731071B1 (fr) | 1998-12-31 |
| US5879544A (en) | 1999-03-09 |
| AU705752B2 (en) | 1999-06-03 |
| GB2297620B (en) | 1998-10-07 |
| AU4229096A (en) | 1996-08-15 |
| CA2168805A1 (en) | 1996-08-07 |
| GB2297620A (en) | 1996-08-07 |
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