BR8903811A - Aparelho medidor de corrente parasita - Google Patents
Aparelho medidor de corrente parasitaInfo
- Publication number
- BR8903811A BR8903811A BR898903811A BR8903811A BR8903811A BR 8903811 A BR8903811 A BR 8903811A BR 898903811 A BR898903811 A BR 898903811A BR 8903811 A BR8903811 A BR 8903811A BR 8903811 A BR8903811 A BR 8903811A
- Authority
- BR
- Brazil
- Prior art keywords
- current meter
- parasite current
- parasite
- meter
- current
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
- G01P3/49—Devices characterised by the use of electric or magnetic means for measuring angular speed using eddy currents
- G01P3/495—Devices characterised by the use of electric or magnetic means for measuring angular speed using eddy currents where the indicating means responds to forces produced by the eddy currents and the generating magnetic field
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3839547A DE3839547A1 (de) | 1988-11-24 | 1988-11-24 | Wirbelstrommesswerk |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8903811A true BR8903811A (pt) | 1990-10-02 |
Family
ID=6367719
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR898903811A BR8903811A (pt) | 1988-11-24 | 1989-07-31 | Aparelho medidor de corrente parasita |
Country Status (4)
Country | Link |
---|---|
US (1) | US4973905A (pt) |
BR (1) | BR8903811A (pt) |
DE (1) | DE3839547A1 (pt) |
GB (1) | GB2225429A (pt) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5643036A (en) * | 1994-11-18 | 1997-07-01 | Lcd International, L.L.C. | Toy vehicle and energizer-launcher |
DE102006047896A1 (de) * | 2006-10-10 | 2008-04-17 | Volkswagen Ag | Anzeigeeinrichtung mit einer bewegbaren Zeigereinrichtung und einem Antrieb für die Zeigereinrichtung |
JP5099421B2 (ja) * | 2007-03-21 | 2012-12-19 | 日本精機株式会社 | 指示計器装置 |
JP5007936B2 (ja) * | 2007-04-11 | 2012-08-22 | 日本精機株式会社 | 指示計器装置 |
JP2009162713A (ja) * | 2008-01-10 | 2009-07-23 | Nippon Seiki Co Ltd | 指示計器装置 |
KR102597049B1 (ko) * | 2016-01-27 | 2023-11-02 | 삼성디스플레이 주식회사 | 지시 바늘을 포함하는 표시 장치 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE233662C (pt) * | ||||
GB223806A (en) * | 1924-03-10 | 1924-10-30 | Nicolos Joseph Kieffer | Improvements in speed indicators of the eddy-current type |
FR594040A (fr) * | 1924-03-25 | 1925-09-04 | Osa App Ges M B H | Tachymètre à courant parasitaire avec système magnétique tournant renfermant l'armature |
FR594041A (fr) * | 1924-03-25 | 1925-09-04 | Osa App Ges M B H | Système de commande à vis sans fin du compteur dans un tachymètre à courant parasitaire |
GB682306A (en) * | 1948-04-08 | 1952-11-05 | Jaeger Ets Ed | Improvements in speedometers |
GB771480A (en) * | 1953-03-03 | 1957-04-03 | Gen Electric | Improvements in measuring instruments |
DE1063412B (de) * | 1958-10-18 | 1959-08-13 | Vdo Schindling | Magnetanordnung fuer Wirbelstromtachometer |
FR2147783B1 (pt) * | 1971-06-17 | 1974-06-21 | Mecanique Ind Int | |
DE2223982C3 (de) * | 1972-05-17 | 1981-09-17 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Wirbelstromtachometer |
DE2346813A1 (de) * | 1973-09-18 | 1975-04-03 | Moto Meter Gmbh | Verfahren zur abstimmung der temperaturkompensation bei wirbelstrommesswerken |
JPS5332609Y2 (pt) * | 1974-02-26 | 1978-08-12 | ||
US4143538A (en) * | 1976-03-22 | 1979-03-13 | Bell & Howell Company | Methods and apparatus for manufacturing tachometers |
DE2709412A1 (de) * | 1977-03-04 | 1978-09-07 | Max Baermann | Wirbelstromtachometer mit temperaturkompensation |
FR2482730A1 (fr) * | 1980-05-14 | 1981-11-20 | Jaeger | Dispositif de mesure de la frequence d'un courant electrique representative d'une grandeur variable |
-
1988
- 1988-11-24 DE DE3839547A patent/DE3839547A1/de not_active Withdrawn
-
1989
- 1989-03-21 GB GB8906421A patent/GB2225429A/en not_active Withdrawn
- 1989-07-14 US US07/380,905 patent/US4973905A/en not_active Expired - Fee Related
- 1989-07-31 BR BR898903811A patent/BR8903811A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
DE3839547A1 (de) | 1990-05-31 |
GB8906421D0 (en) | 1989-05-04 |
US4973905A (en) | 1990-11-27 |
GB2225429A (en) | 1990-05-30 |
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