FR2014022A1 - - Google Patents
Info
- Publication number
- FR2014022A1 FR2014022A1 FR6919753A FR6919753A FR2014022A1 FR 2014022 A1 FR2014022 A1 FR 2014022A1 FR 6919753 A FR6919753 A FR 6919753A FR 6919753 A FR6919753 A FR 6919753A FR 2014022 A1 FR2014022 A1 FR 2014022A1
- Authority
- FR
- France
- 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.)
- Withdrawn
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
-
- 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
- G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
- G01P3/487—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals delivered by rotating magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US74909068A | 1968-07-31 | 1968-07-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2014022A1 true FR2014022A1 (fr) | 1970-04-10 |
Family
ID=25012206
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6919753A Withdrawn FR2014022A1 (fr) | 1968-07-31 | 1969-06-13 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3548663A (fr) |
BE (1) | BE736819A (fr) |
CA (1) | CA941188A (fr) |
DE (2) | DE1923484A1 (fr) |
FR (1) | FR2014022A1 (fr) |
GB (1) | GB1216806A (fr) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2135912A1 (de) * | 1971-07-17 | 1973-03-22 | Lestra Ag | Vorrichtung zur abtastung von geschwindigkeitswerten bei kraftfahrzeugen |
AT331355B (de) * | 1974-10-09 | 1976-08-25 | Philips Nv | Vorrichtung zur gewinnung einer impulsfolge in abhangigkeit von der drehzahl eines rotierenden systems |
IT1107302B (it) * | 1978-04-21 | 1985-11-25 | Borletti Spa | Dispositivo tachimetrico pilotato da un motore elettrico |
JPS6023304B2 (ja) * | 1980-09-22 | 1985-06-06 | フアナツク株式会社 | 直流発電機形非接触式速度検出装置 |
US4376915A (en) * | 1981-03-30 | 1983-03-15 | Dart Controls, Inc. | Tachometer |
JPH0231166A (ja) * | 1988-07-19 | 1990-02-01 | Aisin Aw Co Ltd | 自動変速機における回転数検知装置 |
US10448867B2 (en) | 2014-09-05 | 2019-10-22 | Vision Service Plan | Wearable gait monitoring apparatus, systems, and related methods |
US10617342B2 (en) | 2014-09-05 | 2020-04-14 | Vision Service Plan | Systems, apparatus, and methods for using a wearable device to monitor operator alertness |
US11918375B2 (en) | 2014-09-05 | 2024-03-05 | Beijing Zitiao Network Technology Co., Ltd. | Wearable environmental pollution monitor computer apparatus, systems, and related methods |
US10215568B2 (en) | 2015-01-30 | 2019-02-26 | Vision Service Plan | Systems and methods for tracking motion, performance, and other data for an individual such as a winter sports athlete |
US20160223577A1 (en) * | 2015-01-30 | 2016-08-04 | Vision Service Plan | Systems and methods for tracking motion of a bicycle or other vehicles |
US9910298B1 (en) | 2017-04-17 | 2018-03-06 | Vision Service Plan | Systems and methods for a computerized temple for use with eyewear |
US10722128B2 (en) | 2018-08-01 | 2020-07-28 | Vision Service Plan | Heart rate detection system and method |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB190622814A (en) * | 1905-10-20 | 1906-11-22 | Volt Ampere Ges Fleischmann & | Improvements in Speed Indicators. |
US1857674A (en) * | 1926-10-07 | 1932-05-10 | Ac Spark Plug Co | Speedometer with rotating magnet |
US3096657A (en) * | 1960-12-06 | 1963-07-09 | Gen Precision Inc | Single axis integrating accelerometer |
-
1968
- 1968-07-31 US US749090A patent/US3548663A/en not_active Expired - Lifetime
-
1969
- 1969-05-08 DE DE19691923484 patent/DE1923484A1/de active Pending
- 1969-05-08 DE DE6918682U patent/DE6918682U/de not_active Expired
- 1969-05-15 CA CA051,595A patent/CA941188A/en not_active Expired
- 1969-06-06 GB GB28663/69A patent/GB1216806A/en not_active Expired
- 1969-06-13 FR FR6919753A patent/FR2014022A1/fr not_active Withdrawn
- 1969-07-30 BE BE736819D patent/BE736819A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE1923484A1 (de) | 1970-02-05 |
GB1216806A (en) | 1970-12-23 |
BE736819A (fr) | 1969-12-31 |
US3548663A (en) | 1970-12-22 |
CA941188A (en) | 1974-02-05 |
DE6918682U (de) | 1970-02-05 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |