CH564761A5 - - Google Patents

Info

Publication number
CH564761A5
CH564761A5 CH215973A CH215973A CH564761A5 CH 564761 A5 CH564761 A5 CH 564761A5 CH 215973 A CH215973 A CH 215973A CH 215973 A CH215973 A CH 215973A CH 564761 A5 CH564761 A5 CH 564761A5
Authority
CH
Switzerland
Application number
CH215973A
Original Assignee
Inductosyn Corp
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 Inductosyn Corp filed Critical Inductosyn Corp
Publication of CH564761A5 publication Critical patent/CH564761A5/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/08—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators
    • H01F29/12—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators having movable coil, winding, or part thereof; having movable shield
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G01D5/204—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the mutual induction between two or more coils
    • G01D5/2073—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the mutual induction between two or more coils by movement of a single coil with respect to two or more coils
CH215973A 1972-03-15 1973-02-15 CH564761A5 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23479272A 1972-03-15 1972-03-15

Publications (1)

Publication Number Publication Date
CH564761A5 true CH564761A5 (ja) 1975-07-31

Family

ID=22882847

Family Applications (1)

Application Number Title Priority Date Filing Date
CH215973A CH564761A5 (ja) 1972-03-15 1973-02-15

Country Status (11)

Country Link
US (1) US3772587A (ja)
JP (1) JPS5147544B2 (ja)
AU (1) AU469223B2 (ja)
CA (1) CA987751A (ja)
CH (1) CH564761A5 (ja)
DE (1) DE2365519C2 (ja)
FR (1) FR2176326A5 (ja)
GB (1) GB1391669A (ja)
IT (1) IT959283B (ja)
NO (1) NO136061C (ja)
SE (1) SE391613B (ja)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2202624A5 (ja) * 1972-10-10 1974-05-03 Honeywell Bull Soc Ind
NL7305172A (ja) * 1973-04-13 1974-10-15
US3882437A (en) * 1973-07-13 1975-05-06 Inductosyn Corp Harmonic cancellation in a variable coupling transformer
US4096463A (en) * 1976-12-02 1978-06-20 Xerox Corporation Inductive transducer
US4167808A (en) * 1977-08-15 1979-09-18 Giddings & Lewis, Inc. Harness for electromagnetic transducer
GB2050699B (en) * 1977-12-13 1982-10-20 Fujitsu Ltd Thin-film coil producing method
CA1177127A (en) * 1980-11-14 1984-10-30 William H. Morong, Iii Miniaturized transformer construction
JPS58144107U (ja) * 1982-03-24 1983-09-28 渡辺パイプ株式会社 骨材組立て用連結装置
US4590426A (en) * 1983-12-08 1986-05-20 Sperry Corporation Bzz and Byz sense loop geometries for cylindrical tensor gradiometer loop structures
US4985691A (en) * 1986-02-26 1991-01-15 University Of Pittsburgh Contactless motion sensor
EP0295609A3 (en) * 1987-06-15 1991-01-09 Kollmorgen Corporation Printed circuit windings for screened inductance sensors, especially sensors for level measurement
US4918418A (en) * 1988-08-04 1990-04-17 Caterpillar Inc. Inductive coil structure with electrical return path
DE4003902A1 (de) * 1990-02-09 1991-08-14 Bosch Gmbh Robert Stellungsgeber
US5239288A (en) * 1990-03-09 1993-08-24 Transicoil Inc. Resolver having planar windings
US6249234B1 (en) 1994-05-14 2001-06-19 Absolute Sensors Limited Position detector
US20030062889A1 (en) * 1996-12-12 2003-04-03 Synaptics (Uk) Limited Position detector
US5939966A (en) * 1994-06-02 1999-08-17 Ricoh Company, Ltd. Inductor, transformer, and manufacturing method thereof
GB9523991D0 (en) * 1995-11-23 1996-01-24 Scient Generics Ltd Position encoder
US6788221B1 (en) 1996-06-28 2004-09-07 Synaptics (Uk) Limited Signal processing apparatus and method
AU7665998A (en) 1997-05-28 1998-12-30 Absolute Sensors Limited Transducer and method of manufacture
GB9720954D0 (en) 1997-10-02 1997-12-03 Scient Generics Ltd Commutators for motors
GB9721891D0 (en) 1997-10-15 1997-12-17 Scient Generics Ltd Symmetrically connected spiral transducer
FI103919B (fi) * 1998-02-26 1999-10-15 Metso Paper Automation Oy Laite liikkuvan paperi- tai kartonkirainan ominaisuuksien mittaamiseksi
GB9811151D0 (en) * 1998-05-22 1998-07-22 Scient Generics Ltd Rotary encoder
DE69911641T2 (de) 1998-11-27 2004-08-05 Synaptics (Uk) Ltd., Harston Positionssensor
US7019672B2 (en) * 1998-12-24 2006-03-28 Synaptics (Uk) Limited Position sensor
ATE310981T1 (de) * 1999-12-10 2005-12-15 Sensopad Ltd Mensch-maschine interface mit relativem positionssensor
DE60227174D1 (de) 2001-05-21 2008-07-31 Synaptics Uk Ltd Positionssensor
US7196604B2 (en) * 2001-05-30 2007-03-27 Tt Electronics Technology Limited Sensing apparatus and method
GB0126014D0 (en) 2001-10-30 2001-12-19 Sensopad Technologies Ltd Modulated field position sensor
GB2403017A (en) 2002-03-05 2004-12-22 Synaptics Position sensor
AU2003232360A1 (en) 2002-06-05 2003-12-22 Synaptics (Uk) Limited Signal transfer method and apparatus
GB2394293A (en) * 2002-10-16 2004-04-21 Gentech Invest Group Ag Inductive sensing apparatus and method
AU2003271973A1 (en) * 2002-10-16 2004-05-04 Tt Electronics Technology Limited Position sensing apparatus and method
GB0303627D0 (en) * 2003-02-17 2003-03-19 Sensopad Technologies Ltd Sensing method and apparatus
GB0317370D0 (en) 2003-07-24 2003-08-27 Synaptics Uk Ltd Magnetic calibration array
GB0319945D0 (en) 2003-08-26 2003-09-24 Synaptics Uk Ltd Inductive sensing system
EP1789756A2 (en) * 2004-08-09 2007-05-30 Sensopad Limited Sensing apparatus and method
US8570028B2 (en) 2007-05-10 2013-10-29 Cambridge Integrated Circuits Limited Transducer for a position sensor
GB2488389C (en) 2010-12-24 2018-08-22 Cambridge Integrated Circuits Ltd Position sensing transducer
JP5802429B2 (ja) * 2011-05-02 2015-10-28 オークマ株式会社 ステータおよびレゾルバ
GB2503006B (en) 2012-06-13 2017-08-09 Cambridge Integrated Circuits Ltd Position sensing transducer

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2685070A (en) * 1948-10-27 1954-07-27 Edward G Martin Variable inductance measuring apparatus
US2867783A (en) * 1948-11-06 1959-01-06 Edward G Martin Measuring device
US2915721A (en) * 1957-06-13 1959-12-01 Inductosyn Corp Reduction of single-turn loop coupling in position-measuring transformers
US3148347A (en) * 1961-01-27 1964-09-08 Westinghouse Electric Corp Transducer having relatively angular movable bifilar printed-circuit-type coils
GB1157805A (en) * 1965-07-30 1969-07-09 Emi Ltd Improvements in or relating to Circuit Elements especially for use as Scanning Coils
GB1233546A (ja) * 1965-07-30 1971-05-26
US3441888A (en) * 1966-10-03 1969-04-29 Inductosyn Corp Multi-layer windings for position measuring transformers
US3668587A (en) * 1970-05-13 1972-06-06 Inductosyn Corp Multi-layer polyphase winding member and transformer
US3673584A (en) * 1971-03-08 1972-06-27 Inductosyn Corp Position-measuring transformer having end-detecting windings useful for positioning a magnetic head of a disc drive system

Also Published As

Publication number Publication date
DE2303763A1 (de) 1973-09-27
AU4360672A (en) 1974-01-03
DE2365519C2 (de) 1976-11-18
DE2365519B1 (de) 1976-04-01
AU469223B2 (en) 1976-02-05
CA987751A (en) 1976-04-20
IT959283B (it) 1973-11-10
GB1391669A (en) 1975-04-23
NO136061B (ja) 1977-04-04
JPS5147544B2 (ja) 1976-12-15
SE391613B (sv) 1977-02-21
JPS493655A (ja) 1974-01-12
US3772587A (en) 1973-11-13
NO136061C (no) 1977-07-13
DE2303763B2 (de) 1976-01-02
FR2176326A5 (ja) 1973-10-26

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Legal Events

Date Code Title Description
PL Patent ceased