CA1171683A - Pressure sensor - Google Patents
Pressure sensorInfo
- Publication number
- CA1171683A CA1171683A CA000397936A CA397936A CA1171683A CA 1171683 A CA1171683 A CA 1171683A CA 000397936 A CA000397936 A CA 000397936A CA 397936 A CA397936 A CA 397936A CA 1171683 A CA1171683 A CA 1171683A
- Authority
- CA
- Canada
- Prior art keywords
- bellows
- pressure sensor
- fluid
- wrapping
- casing
- 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.)
- Expired
Links
- 239000012530 fluid Substances 0.000 claims abstract description 23
- 238000013016 damping Methods 0.000 claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 16
- 239000000446 fuel Substances 0.000 claims abstract description 13
- 229920006395 saturated elastomer Polymers 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims abstract description 3
- 239000006260 foam Substances 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 2
- 239000011800 void material Substances 0.000 claims description 2
- 229920002635 polyurethane Polymers 0.000 claims 1
- 239000004814 polyurethane Substances 0.000 claims 1
- 239000002775 capsule Substances 0.000 abstract description 20
- 229920005830 Polyurethane Foam Polymers 0.000 abstract description 3
- 239000011496 polyurethane foam Substances 0.000 abstract description 3
- 238000005336 cracking Methods 0.000 description 8
- 208000036366 Sensation of pressure Diseases 0.000 description 3
- 210000004027 cell Anatomy 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000000497 foam cell Anatomy 0.000 description 1
- 229910001026 inconel Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
- G01L7/02—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges
- G01L7/06—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the bellows type
- G01L7/068—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the bellows type correcting or regulating means for bellows
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L13/00—Devices or apparatus for measuring differences of two or more fluid pressure values
- G01L13/02—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements
- G01L13/023—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using bellows
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/252,505 US4357859A (en) | 1981-04-08 | 1981-04-08 | Pressure sensor |
| US252,505 | 1988-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1171683A true CA1171683A (en) | 1984-07-31 |
Family
ID=22956293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000397936A Expired CA1171683A (en) | 1981-04-08 | 1982-03-09 | Pressure sensor |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4357859A (https=) |
| JP (1) | JPS57179635A (https=) |
| CA (1) | CA1171683A (https=) |
| DE (1) | DE3212831A1 (https=) |
| FR (1) | FR2503865A1 (https=) |
| GB (1) | GB2098737B (https=) |
| IL (1) | IL65411A0 (https=) |
| IT (1) | IT1150767B (https=) |
| SE (1) | SE453433B (https=) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3327159A1 (de) * | 1983-07-28 | 1985-02-07 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Sensor zur messung einer dampfkonzentration |
| DE19735479A1 (de) * | 1997-08-16 | 1999-02-18 | Abb Patent Gmbh | Vakuumschaltkammer |
| US7278320B1 (en) * | 2006-03-27 | 2007-10-09 | Honeywell International, Inc. | Omni-directional pressure pickup probe |
| US9581510B1 (en) * | 2013-12-16 | 2017-02-28 | Western Digital Technologies, Inc. | Sputter chamber pressure gauge with vibration absorber |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA540376A (en) * | 1957-04-30 | Standard-Thomson Corporation | Mechanical transducer | |
| US2376711A (en) * | 1940-07-12 | 1945-05-22 | Bendix Aviat Corp | Pressure and temperature responsive mechanism |
| US2191861A (en) * | 1939-01-12 | 1940-02-27 | Theodore R Rymal | Pump |
| US2827077A (en) * | 1956-01-16 | 1958-03-18 | Mitchell Co John E | Flow control valve |
| DE1224684B (de) * | 1957-10-25 | 1966-09-15 | Bwg Bergwerk Walzwerk | Hydraulischer Grubenstempel |
| US3213764A (en) * | 1963-11-27 | 1965-10-26 | Bendix Corp | Damped bellows construction |
| FR1415261A (fr) * | 1964-11-27 | 1965-10-22 | Bendix Corp | Perfectionnement aux capsules utilisées notamment comme éléments des dispositifs de contrôle des moteurs à combustion |
| AT294606B (de) * | 1968-07-17 | 1971-11-25 | Jarmuefejlesztesi Intezet | Bremszylinder für Luftbremseinrichtungen von Fahrzeugen |
| US3545339A (en) * | 1968-11-29 | 1970-12-08 | Gen Motors Corp | Damping |
| US3584093A (en) * | 1969-08-27 | 1971-06-08 | Standard Thomson Corp | Method of forming spacer rings in the convolutions of a bellows |
| DE2339163C2 (de) * | 1973-08-02 | 1975-01-30 | Karl M. Reich, Maschinenfabrik Gmbh, 7440 Nuertingen | Schlagpuffer für Einschlaggeräte |
| US4073979A (en) * | 1976-06-17 | 1978-02-14 | Foam Cutting Engineers, Inc. | Method of applying modifying ingredients to open-celled polyurethane material |
| GB2050395B (en) * | 1979-05-31 | 1983-03-16 | Foam Cutting Eng | Method of densifying open-celled polyurethane foam |
-
1981
- 1981-04-08 US US06/252,505 patent/US4357859A/en not_active Expired - Lifetime
-
1982
- 1982-03-09 CA CA000397936A patent/CA1171683A/en not_active Expired
- 1982-04-01 GB GB8209616A patent/GB2098737B/en not_active Expired
- 1982-04-02 FR FR8205760A patent/FR2503865A1/fr active Granted
- 1982-04-02 IL IL65411A patent/IL65411A0/xx not_active IP Right Cessation
- 1982-04-02 SE SE8202120A patent/SE453433B/sv not_active IP Right Cessation
- 1982-04-06 DE DE19823212831 patent/DE3212831A1/de active Granted
- 1982-04-06 IT IT20593/82A patent/IT1150767B/it active
- 1982-04-07 JP JP57058939A patent/JPS57179635A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2503865A1 (fr) | 1982-10-15 |
| GB2098737A (en) | 1982-11-24 |
| JPS57179635A (en) | 1982-11-05 |
| FR2503865B1 (https=) | 1984-12-07 |
| IL65411A0 (en) | 1982-07-30 |
| SE8202120L (sv) | 1982-10-09 |
| US4357859A (en) | 1982-11-09 |
| JPS646689B2 (https=) | 1989-02-06 |
| DE3212831A1 (de) | 1982-11-11 |
| IT8220593A1 (it) | 1983-10-06 |
| GB2098737B (en) | 1984-08-30 |
| IT8220593A0 (it) | 1982-04-06 |
| DE3212831C2 (https=) | 1989-09-14 |
| IT1150767B (it) | 1986-12-17 |
| SE453433B (sv) | 1988-02-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEC | Expiry (correction) | ||
| MKEX | Expiry |