CA1009325A - Turnable, contactless variable resistor - Google Patents

Turnable, contactless variable resistor

Info

Publication number
CA1009325A
CA1009325A CA181,487A CA181487A CA1009325A CA 1009325 A CA1009325 A CA 1009325A CA 181487 A CA181487 A CA 181487A CA 1009325 A CA1009325 A CA 1009325A
Authority
CA
Canada
Prior art keywords
turnable
variable resistor
contactless variable
contactless
resistor
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.)
Expired
Application number
CA181,487A
Other languages
English (en)
Other versions
CA181487S (en
Inventor
Shunzo Oka
Shunji Minami
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of CA1009325A publication Critical patent/CA1009325A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F55/00—Radiation-sensitive semiconductor devices covered by groups H10F10/00, H10F19/00 or H10F30/00 being structurally associated with electric light sources and electrically or optically coupled thereto
    • H10F55/20—Radiation-sensitive semiconductor devices covered by groups H10F10/00, H10F19/00 or H10F30/00 being structurally associated with electric light sources and electrically or optically coupled thereto wherein the electric light source controls the radiation-sensitive semiconductor devices, e.g. optocouplers
    • H10F55/205—Radiation-sensitive semiconductor devices covered by groups H10F10/00, H10F19/00 or H10F30/00 being structurally associated with electric light sources and electrically or optically coupled thereto wherein the electric light source controls the radiation-sensitive semiconductor devices, e.g. optocouplers wherein the radiation-sensitive semiconductor devices have no potential barriers, e.g. photoresistors
    • H10F55/208—Optical potentiometers
CA181,487A 1972-09-26 1973-09-20 Turnable, contactless variable resistor Expired CA1009325A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1972112689U JPS4967929U (en, 2012) 1972-09-26 1972-09-26

Publications (1)

Publication Number Publication Date
CA1009325A true CA1009325A (en) 1977-04-26

Family

ID=14593005

Family Applications (1)

Application Number Title Priority Date Filing Date
CA181,487A Expired CA1009325A (en) 1972-09-26 1973-09-20 Turnable, contactless variable resistor

Country Status (3)

Country Link
US (1) US3859617A (en, 2012)
JP (1) JPS4967929U (en, 2012)
CA (1) CA1009325A (en, 2012)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5645157Y2 (en, 2012) * 1976-12-24 1981-10-22
JPS5645158Y2 (en, 2012) * 1976-12-24 1981-10-22
US4284885A (en) * 1978-05-26 1981-08-18 Honeywell Inc. Optical potentiometer
US4227079A (en) * 1978-12-15 1980-10-07 Hewlett-Packard Company Multipath fine positioning beam director
US4271354A (en) * 1979-08-09 1981-06-02 Shs Research Labs, Inc. Manual belt electro-optical control
US4459523A (en) * 1983-03-11 1984-07-10 Tipper Tie, Inc. Motor speed control
JP2549280B2 (ja) * 1986-04-15 1996-10-30 ファナック 株式会社 ロ−タリ−エンコ−ダ
US4796000A (en) * 1986-04-28 1989-01-03 David N. Friedland Optical potentiometer
JPS6360898A (ja) * 1986-08-29 1988-03-16 株式会社　キト− 電気チエ−ンブロツクの操作装置
US5049827A (en) * 1990-01-12 1991-09-17 Jet Electronics & Technology Inc. Non-contacting potentiometer
GB9204413D0 (en) * 1992-02-29 1992-04-15 Northern Eng Ind Method and apparatus for observing of gap between relatively rotating parts
US5376785A (en) * 1992-10-02 1994-12-27 Chin; Philip K. Optical displacement sensor utilizing optical diffusion
US5343186A (en) * 1993-04-29 1994-08-30 Sony Electronics Inc. Variable resistor having the capacity to produce a fader start signal output
US5611731A (en) * 1995-09-08 1997-03-18 Thrustmaster, Inc. Video pinball machine controller having an optical accelerometer for detecting slide and tilt
US6015970A (en) * 1997-12-11 2000-01-18 Motorola, Inc. Switch assembly incorporating optical control function
US6617958B1 (en) * 2002-04-24 2003-09-09 Taiwan Alpha Electronic Co., Ltd. Optical potentiometer
US6974949B2 (en) * 2003-12-18 2005-12-13 Illinois Tool Works Inc. Position sensor with an optical member of varying thickness
JP4661364B2 (ja) * 2005-05-26 2011-03-30 株式会社デンソー 光センサ

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT585477A (en, 2012) * 1957-03-09
US3171034A (en) * 1961-12-21 1965-02-23 Tomasulo Walter Electro-optical control
US3358150A (en) * 1964-11-27 1967-12-12 Steven E Summer Photoelectric potentiometer with translucent shaft light valve

Also Published As

Publication number Publication date
US3859617A (en) 1975-01-07
JPS4967929U (en, 2012) 1974-06-13

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