SE381739B - I en med avkenning av kapacitans mellan ett objekt och en metelektrod arbetande dimensionsmetgivare anordnad kapacitiv sond - Google Patents
I en med avkenning av kapacitans mellan ett objekt och en metelektrod arbetande dimensionsmetgivare anordnad kapacitiv sondInfo
- Publication number
- SE381739B SE381739B SE7110383A SE1038371A SE381739B SE 381739 B SE381739 B SE 381739B SE 7110383 A SE7110383 A SE 7110383A SE 1038371 A SE1038371 A SE 1038371A SE 381739 B SE381739 B SE 381739B
- Authority
- SE
- Sweden
- Prior art keywords
- capacity
- detection
- metal electrode
- sensor fixed
- dimension sensor
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
- G01B7/023—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring distance between sensor and object
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US6424070A | 1970-08-17 | 1970-08-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE381739B true SE381739B (sv) | 1975-12-15 |
Family
ID=22054537
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7110383A SE381739B (sv) | 1970-08-17 | 1971-08-16 | I en med avkenning av kapacitans mellan ett objekt och en metelektrod arbetande dimensionsmetgivare anordnad kapacitiv sond |
SE7408764A SE391394B (sv) | 1970-08-17 | 1971-08-16 | Anordning for elektronisk detektering av variationer i en forsta parameter som paverkar kapacitansen mellan en sond och en yta |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7408764A SE391394B (sv) | 1970-08-17 | 1971-08-16 | Anordning for elektronisk detektering av variationer i en forsta parameter som paverkar kapacitansen mellan en sond och en yta |
Country Status (10)
Country | Link |
---|---|
US (1) | US3706919A (ja) |
JP (1) | JPS5125146B1 (ja) |
BE (1) | BE771362A (ja) |
CA (1) | CA961948A (ja) |
CH (1) | CH544287A (ja) |
DE (1) | DE2137545C3 (ja) |
FR (1) | FR2104400A5 (ja) |
GB (1) | GB1303229A (ja) |
NL (1) | NL7111232A (ja) |
SE (2) | SE381739B (ja) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1577134A (en) * | 1976-03-19 | 1980-10-22 | Rca Corp | Capacitance distance control apparatus |
US4183060A (en) * | 1976-03-19 | 1980-01-08 | Rca Corporation | Capacitance distance sensor apparatus for video disc player/recorder |
US4158171A (en) * | 1977-09-14 | 1979-06-12 | Ade Corporation | Wafer edge detection system |
DE3134342A1 (de) * | 1981-08-31 | 1983-03-10 | Ingenieure Block + Seichter, 3000 Hannover | Elektronischer kapazitiver messkopf fuer distanzmessungen |
US4476430A (en) * | 1982-04-05 | 1984-10-09 | Wright Wade S | Non-contact sensor for determining moving flat steel strip shape profile |
US4502147A (en) * | 1982-08-09 | 1985-02-26 | Charles Lescrenier | Means for visually indicating an X-ray field |
US4539835A (en) * | 1983-10-28 | 1985-09-10 | Control Data Corporation | Calibration apparatus for capacitance height gauges |
US4538069A (en) * | 1983-10-28 | 1985-08-27 | Control Data Corporation | Capacitance height gage applied in reticle position detection system for electron beam lithography apparatus |
US4931962A (en) * | 1988-05-13 | 1990-06-05 | Ade Corporation | Fixture and nonrepeatable error compensation system |
US4958129A (en) * | 1989-03-07 | 1990-09-18 | Ade Corporation | Prealigner probe |
US4918376A (en) * | 1989-03-07 | 1990-04-17 | Ade Corporation | A.C. capacitive gauging system |
US5102280A (en) * | 1989-03-07 | 1992-04-07 | Ade Corporation | Robot prealigner |
US5189376A (en) * | 1990-12-17 | 1993-02-23 | Massachusetts Institute Of Technology | Method for the measurment of capacitance, with application to linear measurement of distance |
US5315259A (en) * | 1992-05-26 | 1994-05-24 | Universities Research Association, Inc. | Omnidirectional capacitive probe for gauge of having a sensing tip formed as a substantially complete sphere |
FR2705145B1 (fr) * | 1993-05-10 | 1995-08-04 | Exa Ingenierie | Dispositif de mesure de rectitude. |
US5537109A (en) * | 1993-05-28 | 1996-07-16 | General Scanning, Inc. | Capacitive transducing with feedback |
US5376890A (en) * | 1993-06-10 | 1994-12-27 | Memc Electronic Materials, Inc. | Capacitive distance measuring apparatus having liquid ground contact |
US5512836A (en) * | 1994-07-26 | 1996-04-30 | Chen; Zhenhai | Solid-state micro proximity sensor |
US5760593A (en) * | 1996-02-14 | 1998-06-02 | Bicc Public Limited Company | Gap measurement device |
US5788376A (en) * | 1996-07-01 | 1998-08-04 | General Motors Corporation | Temperature sensor |
US8791707B2 (en) * | 2010-07-19 | 2014-07-29 | Iowa State University Research Foundation, Inc. | Concentric coplanar capacitive sensor system with quantitative model |
EP3290946B1 (en) | 2016-09-02 | 2019-08-14 | Preco Electronics, LLC | Monitoring and alert apparatus for radome performance affected by dirt or debris |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2802178A (en) * | 1954-09-22 | 1957-08-06 | Gen Electric | Motion detecting device |
US3031617A (en) * | 1958-08-13 | 1962-04-24 | Donald R Paquette | Linear capacitive probe detecting device |
US3400331A (en) * | 1965-01-18 | 1968-09-03 | Pratt & Whitney Inc | Gaging device including a probe having a plurality of concentric and coextensive electrodes |
US3515987A (en) * | 1967-10-20 | 1970-06-02 | Avco Corp | Coplanar dielectric probe having means for minimizing capacitance from stray sources |
-
1970
- 1970-08-17 US US64240A patent/US3706919A/en not_active Expired - Lifetime
-
1971
- 1971-07-27 DE DE2137545A patent/DE2137545C3/de not_active Expired
- 1971-08-05 CA CA119,912A patent/CA961948A/en not_active Expired
- 1971-08-06 GB GB3699971A patent/GB1303229A/en not_active Expired
- 1971-08-16 BE BE771362A patent/BE771362A/xx unknown
- 1971-08-16 NL NL7111232A patent/NL7111232A/xx unknown
- 1971-08-16 SE SE7110383A patent/SE381739B/xx unknown
- 1971-08-16 SE SE7408764A patent/SE391394B/xx unknown
- 1971-08-16 CH CH1201671A patent/CH544287A/fr not_active IP Right Cessation
- 1971-08-16 FR FR7129876A patent/FR2104400A5/fr not_active Expired
- 1971-08-17 JP JP46062522A patent/JPS5125146B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
SE391394B (sv) | 1977-02-14 |
CA961948A (en) | 1975-01-28 |
FR2104400A5 (ja) | 1972-04-14 |
CH544287A (fr) | 1973-11-15 |
JPS5125146B1 (ja) | 1976-07-29 |
BE771362A (fr) | 1971-12-31 |
DE2137545A1 (de) | 1972-02-24 |
NL7111232A (ja) | 1972-02-21 |
GB1303229A (ja) | 1973-01-17 |
DE2137545B2 (de) | 1979-05-17 |
US3706919A (en) | 1972-12-19 |
DE2137545C3 (de) | 1980-01-31 |
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