BE874543A - Dispositif pour detecter l'etat de rotation d'un arbre, en particulier pour des enregistreurs sur bande - Google Patents
Dispositif pour detecter l'etat de rotation d'un arbre, en particulier pour des enregistreurs sur bandeInfo
- Publication number
- BE874543A BE874543A BE193771A BE193771A BE874543A BE 874543 A BE874543 A BE 874543A BE 193771 A BE193771 A BE 193771A BE 193771 A BE193771 A BE 193771A BE 874543 A BE874543 A BE 874543A
- Authority
- BE
- Belgium
- Prior art keywords
- detecting
- rotation
- shaft
- state
- tape recorders
- 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
- G01P13/00—Indicating or recording presence, absence, or direction, of movement
- G01P13/02—Indicating direction only, e.g. by weather vane
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
- G11B15/46—Controlling, regulating, or indicating speed
- G11B15/54—Controlling, regulating, or indicating speed by stroboscope; by tachometer
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT48256/78A IT1102727B (it) | 1978-03-02 | 1978-03-02 | Dispositivo di rivelazione dello stato di rotazione di un albero in particolare per giranastri |
Publications (1)
Publication Number | Publication Date |
---|---|
BE874543A true BE874543A (fr) | 1979-07-02 |
Family
ID=11265520
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE193771A BE874543A (fr) | 1978-03-02 | 1979-03-01 | Dispositif pour detecter l'etat de rotation d'un arbre, en particulier pour des enregistreurs sur bande |
Country Status (12)
Country | Link |
---|---|
US (1) | US4234139A (fr) |
JP (1) | JPS54154370A (fr) |
AR (1) | AR217145A1 (fr) |
AT (1) | ATA154779A (fr) |
BE (1) | BE874543A (fr) |
BR (1) | BR7901270A (fr) |
DE (1) | DE2906929A1 (fr) |
ES (1) | ES478205A1 (fr) |
FR (1) | FR2418919A1 (fr) |
GB (1) | GB2016149A (fr) |
IT (1) | IT1102727B (fr) |
NL (1) | NL7901551A (fr) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT376302B (de) * | 1980-01-22 | 1984-11-12 | Philips Nv | Zylindrischer kapazitiver tachogenerator |
US4348702A (en) * | 1980-07-25 | 1982-09-07 | Ford Aerospace And Communications Corporation | Device for preventing tape windup on the capstan of a tape deck |
US4494712A (en) * | 1982-09-30 | 1985-01-22 | Ford Motor Company | Tape deck with non-contacting unidirectional rotation sensor configured to prevent capstan tape windup |
US4635868A (en) * | 1983-11-22 | 1987-01-13 | Sava Jacobson | End of rewind detector for a telephone answering device |
JPH0650835Y2 (ja) * | 1989-02-23 | 1994-12-21 | タナシン電機株式会社 | テープ巻付防止装置 |
US5099386A (en) * | 1990-09-20 | 1992-03-24 | General Scanning, Inc. | Variable-capacitance position transducing |
US5537109A (en) * | 1993-05-28 | 1996-07-16 | General Scanning, Inc. | Capacitive transducing with feedback |
US5557495A (en) * | 1994-09-29 | 1996-09-17 | Harris Corporation | Variable capacitor and method |
EP0741398A2 (fr) * | 1995-04-27 | 1996-11-06 | Applied Materials, Inc. | Condensateur variable |
GB9815826D0 (en) | 1998-07-22 | 1998-09-16 | British Aerospace | Capacitive position transducer |
US6664691B1 (en) * | 2002-10-15 | 2003-12-16 | Harris Corporation | Filter circuit incorporating a micro-electromechanical capacitor |
DE102009027191A1 (de) * | 2009-06-25 | 2010-12-30 | Robert Bosch Gmbh | Vorrichtung zum Bestimmen eines Drehmomentes und/oder eines Drehwinkels einer Welle |
US8567495B2 (en) * | 2010-10-20 | 2013-10-29 | Chevron U.S.A. Inc. | System and method for detecting pressure in a subterranean environment |
WO2015168770A1 (fr) * | 2014-05-09 | 2015-11-12 | Ruggedreel Inc. | Système et appareil se couplant électriquement à un câble sur un enrouleur rotatif |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1600842A (en) * | 1923-09-05 | 1926-09-21 | Gen Electric | Electrostatic apparatus |
US2261879A (en) * | 1939-07-26 | 1941-11-04 | Bell Telephone Labor Inc | High frequency by-pass arrangement |
NL60726C (fr) * | 1939-09-01 | |||
GB1190469A (en) * | 1967-12-06 | 1970-05-06 | Bausch & Lomb | Capacitive Transducer. |
US3517282A (en) * | 1968-11-14 | 1970-06-23 | Hewlett Packard Co | Variable capacitance transducer |
US3668672A (en) * | 1970-11-13 | 1972-06-06 | Bausch & Lomb | Capacitive transducer |
US3732553A (en) * | 1971-04-16 | 1973-05-08 | Spearhead Inc | Capacitive pick-off transducer |
US3729728A (en) * | 1971-05-10 | 1973-04-24 | Spearhead Inc | Capacitive switching device |
US3729991A (en) * | 1971-05-17 | 1973-05-01 | Spearhead Inc | Capacitive displacement transducer |
FR2156985A5 (fr) * | 1971-10-13 | 1973-06-01 | Herve Marcel | |
GB1349609A (en) * | 1972-02-09 | 1974-04-10 | Jackson Bros London Ltd | Transducers |
US3800196A (en) * | 1972-03-01 | 1974-03-26 | Ampex | Electronic constant-tension tape-handling system |
FR2209105A1 (fr) * | 1972-12-06 | 1974-06-28 | Djian Pierre |
-
1978
- 1978-03-02 IT IT48256/78A patent/IT1102727B/it active
-
1979
- 1979-02-22 DE DE19792906929 patent/DE2906929A1/de not_active Withdrawn
- 1979-02-26 US US06/015,084 patent/US4234139A/en not_active Expired - Lifetime
- 1979-02-27 FR FR7905575A patent/FR2418919A1/fr active Pending
- 1979-02-27 NL NL7901551A patent/NL7901551A/xx not_active Application Discontinuation
- 1979-02-28 AR AR275652A patent/AR217145A1/es active
- 1979-03-01 BE BE193771A patent/BE874543A/fr unknown
- 1979-03-01 BR BR7901270A patent/BR7901270A/pt unknown
- 1979-03-01 AT AT154779A patent/ATA154779A/de not_active IP Right Cessation
- 1979-03-01 JP JP2402379A patent/JPS54154370A/ja active Pending
- 1979-03-01 ES ES478205A patent/ES478205A1/es not_active Expired
- 1979-03-02 GB GB7907419A patent/GB2016149A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE2906929A1 (de) | 1979-10-04 |
ATA154779A (de) | 1981-03-15 |
NL7901551A (nl) | 1979-09-04 |
IT1102727B (it) | 1985-10-07 |
AR217145A1 (es) | 1980-02-29 |
ES478205A1 (es) | 1979-06-01 |
IT7848256A0 (it) | 1978-03-02 |
JPS54154370A (en) | 1979-12-05 |
GB2016149A (en) | 1979-09-19 |
BR7901270A (pt) | 1979-10-09 |
US4234139A (en) | 1980-11-18 |
FR2418919A1 (fr) | 1979-09-28 |
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