IT1102610B - Tachimetro magnetico con compensazione di temperatura - Google Patents

Tachimetro magnetico con compensazione di temperatura

Info

Publication number
IT1102610B
IT1102610B IT48283/78A IT4828378A IT1102610B IT 1102610 B IT1102610 B IT 1102610B IT 48283/78 A IT48283/78 A IT 48283/78A IT 4828378 A IT4828378 A IT 4828378A IT 1102610 B IT1102610 B IT 1102610B
Authority
IT
Italy
Prior art keywords
temperature compensation
magnetic speedometer
speedometer
magnetic
compensation
Prior art date
Application number
IT48283/78A
Other languages
English (en)
Other versions
IT7848283A0 (it
Original Assignee
Baermann Max
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Baermann Max filed Critical Baermann Max
Publication of IT7848283A0 publication Critical patent/IT7848283A0/it
Application granted granted Critical
Publication of IT1102610B publication Critical patent/IT1102610B/it

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
    • G01P3/4956—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 with thermal compensation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
IT48283/78A 1977-03-04 1978-03-03 Tachimetro magnetico con compensazione di temperatura IT1102610B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772709412 DE2709412A1 (de) 1977-03-04 1977-03-04 Wirbelstromtachometer mit temperaturkompensation

Publications (2)

Publication Number Publication Date
IT7848283A0 IT7848283A0 (it) 1978-03-03
IT1102610B true IT1102610B (it) 1985-10-07

Family

ID=6002751

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48283/78A IT1102610B (it) 1977-03-04 1978-03-03 Tachimetro magnetico con compensazione di temperatura

Country Status (6)

Country Link
US (1) US4186609A (it)
CA (1) CA1076833A (it)
DE (1) DE2709412A1 (it)
FR (1) FR2382697A1 (it)
GB (1) GB1578172A (it)
IT (1) IT1102610B (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2482730A1 (fr) * 1980-05-14 1981-11-20 Jaeger Dispositif de mesure de la frequence d'un courant electrique representative d'une grandeur variable
DE3536472A1 (de) * 1985-10-12 1987-04-16 Rohr Gmbh Tiefenmesseinrichtung fuer krananlagen
DE3839547A1 (de) * 1988-11-24 1990-05-31 Vdo Schindling Wirbelstrommesswerk
DE3916864A1 (de) * 1989-05-24 1990-11-29 Bosch Gmbh Robert Messeinrichtung zur messung eines drehwinkels
US5157966A (en) * 1990-02-20 1992-10-27 The Torrington Company Transmission speed sensor
US5179308A (en) * 1992-01-14 1993-01-12 Charles Stark Draper Laboratory, Inc. High-speed, low-loss antifriction bearing assembly
US5524488A (en) * 1994-01-24 1996-06-11 Alliedsignal Inc. Flux control groove
JP2001124550A (ja) * 1999-10-29 2001-05-11 Matsushita Electric Ind Co Ltd 傾斜センサ
FR2856189B1 (fr) * 2003-06-10 2007-02-16 Hutchinson Procede de fabrication d'un dispositif de codage magnetique, ainsi que le dispositif ainsi obtenu
JP4417080B2 (ja) * 2003-11-28 2010-02-17 富士重工業株式会社 エンコーダシール構造
CN100437037C (zh) * 2006-03-13 2008-11-26 株洲天利铁路机车车辆配件有限公司 磁传动列车光电速度监测方法及装置
JP2009162713A (ja) * 2008-01-10 2009-07-23 Nippon Seiki Co Ltd 指示計器装置
US8157037B2 (en) * 2008-04-04 2012-04-17 GM Global Technology Operations LLC Motor sensor assembly for alternative fuel vehicles
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
US10448867B2 (en) 2014-09-05 2019-10-22 Vision Service Plan Wearable gait monitoring apparatus, systems, and related methods
US20160223577A1 (en) * 2015-01-30 2016-08-04 Vision Service Plan Systems and methods for tracking motion of a bicycle or other vehicles
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
KR102597049B1 (ko) * 2016-01-27 2023-11-02 삼성디스플레이 주식회사 지시 바늘을 포함하는 표시 장치
JP6939818B2 (ja) * 2017-01-20 2021-09-22 日本精機株式会社 渦電流式計器
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 (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US647791A (en) * 1899-03-22 1900-04-17 James C Armor Speed-indicator.
US806363A (en) * 1905-06-17 1905-12-05 Edwin H Porter Magnetic tachometer.
US1166765A (en) * 1912-01-13 1916-01-04 Siemens Ag Apparatus for indicating at a distance the speeds of shafts or the like.
CH72982A (de) * 1916-03-28 1916-08-01 Albert Lotz Tachometer nach dem Wirbelstromprinzip
US1903832A (en) * 1927-05-04 1933-04-18 Clyde Harrison Chase Constant speed mechanism
US2725493A (en) * 1951-07-14 1955-11-29 Gen Motors Corp Temperature compensation for a magnetic speedometer drive
US2668944A (en) * 1951-12-28 1954-02-09 Gen Motors Corp Temperature compensator alloy
US3024392A (en) * 1954-08-27 1962-03-06 Baermann Max Process for the manufacture of plastic bound permanent magnets
DE1063412B (de) * 1958-10-18 1959-08-13 Vdo Schindling Magnetanordnung fuer Wirbelstromtachometer
DE1172384B (de) * 1960-03-03 1964-06-18 Magnetfab Bonn Gmbh Magnetischer flexibler Schichtkoerper
US3452606A (en) * 1965-10-22 1969-07-01 Stewart Warner Corp Speedometer

Also Published As

Publication number Publication date
CA1076833A (en) 1980-05-06
DE2709412A1 (de) 1978-09-07
FR2382697B1 (it) 1983-08-26
GB1578172A (en) 1980-11-05
IT7848283A0 (it) 1978-03-03
US4186609A (en) 1980-02-05
FR2382697A1 (fr) 1978-09-29

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