JPS53106179A - Blushless dc tachometer - Google Patents
Blushless dc tachometerInfo
- Publication number
- JPS53106179A JPS53106179A JP1841278A JP1841278A JPS53106179A JP S53106179 A JPS53106179 A JP S53106179A JP 1841278 A JP1841278 A JP 1841278A JP 1841278 A JP1841278 A JP 1841278A JP S53106179 A JPS53106179 A JP S53106179A
- Authority
- JP
- Japan
- Prior art keywords
- blushless
- tachometer
- 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.)
- Granted
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
- G01P3/46—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring amplitude of generated current or voltage
- G01P3/465—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring amplitude of generated current or voltage by using dynamo-electro tachometers or electric generator
-
- 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
- G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
- G01P3/4802—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage by using electronic circuits in general
- G01P3/4805—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage by using electronic circuits in general by using circuits for the electrical integration of the generated pulses
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/772,028 US4088943A (en) | 1977-02-25 | 1977-02-25 | Brushless DC tachometer circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53106179A true JPS53106179A (en) | 1978-09-14 |
JPS6131424B2 JPS6131424B2 (ja) | 1986-07-19 |
Family
ID=25093671
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1841278A Granted JPS53106179A (en) | 1977-02-25 | 1978-02-20 | Blushless dc tachometer |
Country Status (6)
Country | Link |
---|---|
US (1) | US4088943A (ja) |
JP (1) | JPS53106179A (ja) |
DE (1) | DE2807833C2 (ja) |
FR (1) | FR2382126B1 (ja) |
GB (1) | GB1581424A (ja) |
IT (1) | IT1102267B (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1982001074A1 (en) * | 1980-09-22 | 1982-04-01 | Amemiya Y | D.c.generator type non-contact speed sensing device |
WO1982001073A1 (en) * | 1980-09-17 | 1982-04-01 | Iwamatsu N | D.c.generator type non-contact speed sensing device |
WO1982001252A1 (en) * | 1980-09-25 | 1982-04-15 | Iwamatsu N | D.c.generator type non-contact speed sensing device |
JP2017050796A (ja) * | 2015-09-04 | 2017-03-09 | 日立オートモティブシステムズ株式会社 | センサ装置 |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5617887U (ja) * | 1979-07-19 | 1981-02-17 | ||
US4481468A (en) * | 1981-05-14 | 1984-11-06 | Toshiba Kikai Kabushiki Kaisha | Velocity detecting apparatus having a two-phase resolver |
DE3135891A1 (de) * | 1981-09-10 | 1983-03-24 | Robert Bosch Gmbh, 7000 Stuttgart | Gleichstrombordnetzanlage fuer fahrzeuge, insbesondere kraftfahrzeuge |
EP0128519B1 (en) * | 1983-06-14 | 1991-11-21 | Kollmorgen Corporation | Brushless tachometer |
US4538080A (en) * | 1983-06-14 | 1985-08-27 | Kollmorgen Technologies, Corporation | Flux contoured rotary electromagnetic machine |
US4562399A (en) * | 1983-06-14 | 1985-12-31 | Kollmorgen Technologies Corporation | Brushless DC tachometer |
US4572999A (en) * | 1983-06-14 | 1986-02-25 | Kollmorgen Technologies Corporation | Brushless tachometer |
US4605889A (en) * | 1984-08-21 | 1986-08-12 | Resolvex Corporation | Brushless tachometer/synchro |
USRE32857E (en) * | 1984-08-21 | 1989-02-07 | Resolvex Corporation | Brushless tachometer/synchro |
EP0232828B1 (en) * | 1986-02-14 | 1992-07-15 | Hitachi, Ltd. | Vehicular power supply system having a plurality of power supply voltages |
US4875023A (en) * | 1988-05-10 | 1989-10-17 | Grumman Aerospace Corporation | Variable attenuator having voltage variable FET resistor with chosen resistance-voltage relationship |
US4864162A (en) * | 1988-05-10 | 1989-09-05 | Grumman Aerospace Corporation | Voltage variable FET resistor with chosen resistance-voltage relationship |
US5862301A (en) * | 1993-10-21 | 1999-01-19 | Sgs-Thomson Microelectronics, Inc. | Motor control with clamped filter output |
DE19619120A1 (de) * | 1996-05-11 | 1997-11-13 | Telefunken Microelectron | Schaltvorrichtung mit Leistungs-FET und Kurzschlußerkennung |
US8384377B2 (en) * | 2009-10-30 | 2013-02-26 | Honeywell International Inc. | Self-powered magnetic tachometer for supplying a signal representative of rotational rate and absolute position |
CN113641546B (zh) * | 2021-08-12 | 2023-08-22 | 苏州浪潮智能科技有限公司 | 一种检测风扇转数的电路和服务器 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3508137A (en) * | 1967-09-29 | 1970-04-21 | Sperry Rand Corp | Brushless d.c. tachometer |
CH509593A (de) * | 1969-05-24 | 1971-06-30 | Siemens Ag | Einrichtung zur Erzeugung einer drehzahlproportionalen Gleichspannung |
US3809997A (en) * | 1973-04-09 | 1974-05-07 | M Lee | Generator system with linear reversible output |
-
1977
- 1977-02-25 US US05/772,028 patent/US4088943A/en not_active Expired - Lifetime
-
1978
- 1978-02-03 GB GB4493/78A patent/GB1581424A/en not_active Expired
- 1978-02-13 IT IT48033/78A patent/IT1102267B/it active
- 1978-02-20 JP JP1841278A patent/JPS53106179A/ja active Granted
- 1978-02-23 DE DE2807833A patent/DE2807833C2/de not_active Expired
- 1978-02-24 FR FR7805435A patent/FR2382126B1/fr not_active Expired
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1982001073A1 (en) * | 1980-09-17 | 1982-04-01 | Iwamatsu N | D.c.generator type non-contact speed sensing device |
WO1982001074A1 (en) * | 1980-09-22 | 1982-04-01 | Amemiya Y | D.c.generator type non-contact speed sensing device |
WO1982001252A1 (en) * | 1980-09-25 | 1982-04-15 | Iwamatsu N | D.c.generator type non-contact speed sensing device |
JP2017050796A (ja) * | 2015-09-04 | 2017-03-09 | 日立オートモティブシステムズ株式会社 | センサ装置 |
WO2017038314A1 (ja) * | 2015-09-04 | 2017-03-09 | 日立オートモティブシステムズ株式会社 | センサ装置 |
US10676050B2 (en) | 2015-09-04 | 2020-06-09 | Hitachi Automotive Systems, Ltd. | Sensor device |
Also Published As
Publication number | Publication date |
---|---|
IT1102267B (it) | 1985-10-07 |
US4088943A (en) | 1978-05-09 |
DE2807833C2 (de) | 1984-06-07 |
JPS6131424B2 (ja) | 1986-07-19 |
FR2382126A1 (fr) | 1978-09-22 |
IT7848033A0 (it) | 1978-02-13 |
GB1581424A (en) | 1980-12-10 |
DE2807833A1 (de) | 1978-08-31 |
FR2382126B1 (fr) | 1985-06-07 |
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