IT990177B - Perfezionamento nei trasduttori di pressione anti esplosione - Google Patents
Perfezionamento nei trasduttori di pressione anti esplosioneInfo
- Publication number
- IT990177B IT990177B IT51890/73A IT5189073A IT990177B IT 990177 B IT990177 B IT 990177B IT 51890/73 A IT51890/73 A IT 51890/73A IT 5189073 A IT5189073 A IT 5189073A IT 990177 B IT990177 B IT 990177B
- Authority
- IT
- Italy
- Prior art keywords
- improvement
- pressure transducers
- explosion pressure
- explosion
- transducers
- 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
- G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
- G01L19/0627—Protection against aggressive medium in general
- G01L19/0645—Protection against aggressive medium in general using isolation membranes, specially adapted for protection
-
- 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
- G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
- G01L19/0618—Overload protection
-
- 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
-
- 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
- G01L7/04—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 in the form of flexible, deformable tubes, e.g. Bourdon gauges
-
- 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
- G01L7/04—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 in the form of flexible, deformable tubes, e.g. Bourdon gauges
- G01L7/043—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 in the form of flexible, deformable tubes, e.g. Bourdon gauges with mechanical transmitting or indicating means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00283004A US3807232A (en) | 1972-08-23 | 1972-08-23 | Explosion proof gauge transducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT990177B true IT990177B (it) | 1975-06-20 |
Family
ID=23084069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT51890/73A IT990177B (it) | 1972-08-23 | 1973-08-07 | Perfezionamento nei trasduttori di pressione anti esplosione |
Country Status (12)
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2747047C2 (de) * | 1977-10-20 | 1986-11-27 | Karl Gerhard 4352 Herten Schlüter | Manometer |
| US4143545A (en) * | 1978-01-03 | 1979-03-13 | Htl Industries, Inc. | Pressure gauge assembly |
| US4374475A (en) * | 1981-02-09 | 1983-02-22 | Dwyer Instruments, Inc. | Differential pressure gauge |
| US4608992A (en) * | 1983-08-18 | 1986-09-02 | Salomon Hakim | External magnetic detection of physiopathological and other parameters |
| US4838090A (en) * | 1988-09-30 | 1989-06-13 | Dwyer Instruments, Inc. | Multicoil bourdon tube type pressure gauge |
| US5056528A (en) * | 1990-08-16 | 1991-10-15 | Angeion Corporation | Pressure gauge: gelatinous filled bourdon tube |
| US5286931A (en) * | 1993-03-23 | 1994-02-15 | Graco Inc. | Gauge with indicator switch |
| JP3111816B2 (ja) * | 1993-10-08 | 2000-11-27 | 株式会社日立製作所 | プロセス状態検出装置 |
| US6651507B1 (en) | 1998-05-15 | 2003-11-25 | Dresser, Inc. | Pressure gauge having a dampener mechanism |
| US6679122B2 (en) | 1998-05-15 | 2004-01-20 | Dresser, Inc. | Pressure gauge having a dampener mechanism with attachable housing |
| JP2003512664A (ja) | 1999-10-20 | 2003-04-02 | ヴィスタ・リサーチ・インコーポレーテッド | 密閉容器内部の物理的性質を遠隔測定する方法および装置 |
| US6647771B2 (en) | 2000-08-30 | 2003-11-18 | Mlhd, Inc. | External pressure display for vehicle tires |
| US6854335B1 (en) | 2003-12-12 | 2005-02-15 | Mlho, Inc. | Magnetically coupled tire pressure sensing system |
| US9816889B2 (en) * | 2015-01-30 | 2017-11-14 | Omega Engineering, Inc. | Differential pressure sensing device with overload protection |
| CN110146216B (zh) * | 2019-05-27 | 2021-03-02 | 广州敏华仪器仪表有限公司 | 压力变送器 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2841984A (en) * | 1953-05-06 | 1958-07-08 | Donald C Green | Connection for fluid pressure operated devices |
| US3163046A (en) * | 1962-10-31 | 1964-12-29 | William D Huston | Pressure gauge |
| US3338101A (en) * | 1965-10-21 | 1967-08-29 | Stewart Warner Corp | Bourdon tube gauges |
-
1972
- 1972-08-23 US US00283004A patent/US3807232A/en not_active Expired - Lifetime
-
1973
- 1973-07-30 CA CA177,650A patent/CA983735A/en not_active Expired
- 1973-07-31 ZA ZA735222A patent/ZA735222B/xx unknown
- 1973-08-07 IT IT51890/73A patent/IT990177B/it active
- 1973-08-09 BE BE134408A patent/BE803416A/xx unknown
- 1973-08-13 DE DE19732341188 patent/DE2341188A1/de active Pending
- 1973-08-16 CH CH1181073A patent/CH576131A5/xx not_active IP Right Cessation
- 1973-08-22 NL NL7311555A patent/NL7311555A/xx unknown
- 1973-08-22 FR FR7330467A patent/FR2197166A1/fr not_active Withdrawn
- 1973-08-22 GB GB3986173A patent/GB1395106A/en not_active Expired
- 1973-08-22 BR BR6466/73A patent/BR7306466D0/pt unknown
- 1973-08-23 JP JP48093940A patent/JPS4965879A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| BR7306466D0 (pt) | 1974-07-11 |
| GB1395106A (en) | 1975-05-21 |
| CA983735A (en) | 1976-02-17 |
| CH576131A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-05-31 |
| US3807232A (en) | 1974-04-30 |
| NL7311555A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-02-26 |
| JPS4965879A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-06-26 |
| FR2197166A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-03-22 |
| AU5917973A (en) | 1975-02-13 |
| DE2341188A1 (de) | 1974-03-07 |
| ZA735222B (en) | 1974-07-31 |
| BE803416A (fr) | 1973-12-03 |
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