CA1068931A - Transducer - Google Patents
TransducerInfo
- Publication number
- CA1068931A CA1068931A CA281,571A CA281571A CA1068931A CA 1068931 A CA1068931 A CA 1068931A CA 281571 A CA281571 A CA 281571A CA 1068931 A CA1068931 A CA 1068931A
- Authority
- CA
- Canada
- Prior art keywords
- devices
- force
- resistance
- circuit
- output signal
- 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
- 230000000694 effects Effects 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 230000004044 response Effects 0.000 claims description 23
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 3
- 239000000306 component Substances 0.000 abstract 3
- 210000002414 leg Anatomy 0.000 description 12
- 230000006870 function Effects 0.000 description 8
- 230000035882 stress Effects 0.000 description 6
- 230000000875 corresponding effect Effects 0.000 description 5
- 230000036316 preload Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 239000003989 dielectric material Substances 0.000 description 2
- 235000012431 wafers Nutrition 0.000 description 2
- 239000006243 Fine Thermal Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000007567 mass-production technique Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Measurement Of Force In General (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/701,649 US4055078A (en) | 1976-07-01 | 1976-07-01 | Strain transducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1068931A true CA1068931A (en) | 1980-01-01 |
Family
ID=24818154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA281,571A Expired CA1068931A (en) | 1976-07-01 | 1977-06-28 | Transducer |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4055078A (enExample) |
| JP (1) | JPS5374077A (enExample) |
| AT (1) | ATA467577A (enExample) |
| CA (1) | CA1068931A (enExample) |
| DE (1) | DE2729150C2 (enExample) |
| FR (1) | FR2356919A1 (enExample) |
| GB (1) | GB1590135A (enExample) |
| IT (1) | IT1085090B (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4138898A (en) * | 1977-12-30 | 1979-02-13 | Dybel Frank Richard | System for continuously monitoring compression and tension loads on force carrying member |
| JPS57207831A (en) * | 1981-06-16 | 1982-12-20 | Ishida Scales Mfg Co Ltd | Weight detecting circuit of load-cell type weighing apparatus |
| US4452087A (en) * | 1982-04-05 | 1984-06-05 | Antonio Nicholas F D | Pipeline monitoring system |
| DE3377231D1 (en) * | 1983-03-03 | 1988-08-04 | Marker Int | Force transducer |
| IT206727Z2 (it) * | 1985-09-17 | 1987-10-01 | Marelli Autronica | Sensore estensimetrico a film spesso per la rilevazione di sforzi e deformazioni in organi o strutture meccaniche |
| DE3534162A1 (de) * | 1985-09-25 | 1987-04-02 | Bosch Gmbh Robert | Widerstandsdrucksensor |
| US4858620A (en) * | 1986-02-28 | 1989-08-22 | Walgen Corporation | Warning system for excessive orthopedic pressures |
| JP2858726B2 (ja) * | 1994-02-25 | 1999-02-17 | 矢崎総業株式会社 | 車両の荷重測定用センシング素子の取り付け構造 |
| US5808540A (en) * | 1995-11-20 | 1998-09-15 | Wheeler; M. Rex | Position sensing and signaling system |
| GB2376745A (en) * | 2001-06-21 | 2002-12-24 | Novatech Measurements Ltd | Force Measuring Device |
| JP5487672B2 (ja) * | 2009-03-27 | 2014-05-07 | パナソニック株式会社 | 物理量センサ |
| CN118284798A (zh) * | 2021-12-06 | 2024-07-02 | 三菱电机株式会社 | 载荷检测器 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2058946A (en) * | 1931-07-30 | 1936-10-27 | Gen Electric | Electrical compression or tension gauge |
| US2183078A (en) * | 1936-05-25 | 1939-12-12 | Gulf Research Development Co | Strain gauge |
| US2690489A (en) * | 1949-01-08 | 1954-09-28 | Jarret Jean Marie Baptiste | Conductor device having a variable electric resistance |
| US2648833A (en) * | 1951-04-05 | 1953-08-11 | Winfred E Wilson | Means for measuring tension in bolts |
| US3245252A (en) * | 1961-11-15 | 1966-04-12 | Kulite Bytrex Corp | Temperature compensated semiconductor strain gage unit |
| FR1366503A (fr) * | 1963-08-20 | 1964-07-10 | Philips Nv | Dispositif de mesure de tensions mécaniques |
| US3398233A (en) * | 1965-04-20 | 1968-08-20 | Dennis G Wyman | Electrical conductor of fibers embedded in an insulator |
| US3341797A (en) * | 1965-05-05 | 1967-09-12 | Richard W Watson | Dynamic pressure gage |
| US3411348A (en) * | 1966-06-30 | 1968-11-19 | W C Dillon & Company Inc | Electronic dynamometer |
| US3451032A (en) * | 1966-07-15 | 1969-06-17 | Omsteel Ind Inc | Electromechanical transducer material |
| US3509296A (en) * | 1967-10-23 | 1970-04-28 | Ncr Co | Resilient variable-conductivity circuit controlling means |
| US3629774A (en) * | 1968-10-21 | 1971-12-21 | Scient Advances Inc | Progressively collapsible variable resistance element |
| CA871366A (en) * | 1969-05-21 | 1971-05-18 | Duval Francois | Alarm means |
| DE2141292C3 (de) * | 1971-08-18 | 1978-03-09 | August Sauter Gmbh, 7470 Albstadt | Widerstandsmeßbrücke mit Halbleiterwiderständen |
| US3820529A (en) * | 1972-11-07 | 1974-06-28 | Nasa | Conductive elastomeric extensometer |
-
1976
- 1976-07-01 US US05/701,649 patent/US4055078A/en not_active Expired - Lifetime
-
1977
- 1977-06-23 GB GB26235/77A patent/GB1590135A/en not_active Expired
- 1977-06-28 JP JP7620677A patent/JPS5374077A/ja active Pending
- 1977-06-28 DE DE2729150A patent/DE2729150C2/de not_active Expired
- 1977-06-28 CA CA281,571A patent/CA1068931A/en not_active Expired
- 1977-06-30 AT AT0467577A patent/ATA467577A/de not_active Application Discontinuation
- 1977-07-01 FR FR7720381A patent/FR2356919A1/fr active Granted
- 1977-07-01 IT IT25328/77A patent/IT1085090B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| FR2356919B1 (enExample) | 1982-09-03 |
| DE2729150A1 (de) | 1978-01-12 |
| IT1085090B (it) | 1985-05-28 |
| US4055078A (en) | 1977-10-25 |
| DE2729150C2 (de) | 1984-12-20 |
| FR2356919A1 (fr) | 1978-01-27 |
| JPS5374077A (en) | 1978-07-01 |
| ATA467577A (de) | 1987-02-15 |
| GB1590135A (en) | 1981-05-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |