JPS5147544B2 - - Google Patents
Info
- Publication number
- JPS5147544B2 JPS5147544B2 JP47068259A JP6825972A JPS5147544B2 JP S5147544 B2 JPS5147544 B2 JP S5147544B2 JP 47068259 A JP47068259 A JP 47068259A JP 6825972 A JP6825972 A JP 6825972A JP S5147544 B2 JPS5147544 B2 JP S5147544B2
- Authority
- JP
- Japan
- 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
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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Coils Of Transformers For General Uses (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US23479272A | 1972-03-15 | 1972-03-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS493655A JPS493655A (US06534493-20030318-C00288.png) | 1974-01-12 |
| JPS5147544B2 true JPS5147544B2 (US06534493-20030318-C00288.png) | 1976-12-15 |
Family
ID=22882847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47068259A Expired JPS5147544B2 (US06534493-20030318-C00288.png) | 1972-03-15 | 1972-07-10 |
Country Status (11)
Families Citing this family (43)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2202624A5 (US06534493-20030318-C00288.png) * | 1972-10-10 | 1974-05-03 | Honeywell Bull Soc Ind | |
| NL7305172A (US06534493-20030318-C00288.png) * | 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 |
| US4416056A (en) * | 1977-12-13 | 1983-11-22 | Fujitsu Limited | Process for preparation of film coils |
| 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 |
| US20030062889A1 (en) * | 1996-12-12 | 2003-04-03 | Synaptics (Uk) Limited | Position detector |
| US6249234B1 (en) | 1994-05-14 | 2001-06-19 | Absolute Sensors 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 |
| WO1998054545A2 (en) | 1997-05-28 | 1998-12-03 | Absolute Sensors Limited | Position 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 |
| AU769964B2 (en) | 1998-11-27 | 2004-02-12 | Synaptics (Uk) Limited | Position sensor |
| 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 |
| US7907130B2 (en) | 2002-06-05 | 2011-03-15 | 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 |
| US7298137B2 (en) * | 2002-10-16 | 2007-11-20 | 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 |
| WO2006016144A2 (en) * | 2004-08-09 | 2006-02-16 | Sensopad Limited | Sensing apparatus and method |
| GB2461448B (en) | 2007-05-10 | 2011-08-31 | Cambridge Integrated Circuits Ltd | Transducer |
| 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 |
| US20220205815A1 (en) * | 2020-12-31 | 2022-06-30 | Mitutoyo Corporation | Sensing winding configuration for inductive position encoder |
Family Cites Families (9)
| 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 |
| GB1233546A (US06534493-20030318-C00288.png) * | 1965-07-30 | 1971-05-26 | ||
| GB1157805A (en) * | 1965-07-30 | 1969-07-09 | Emi Ltd | Improvements in or relating to Circuit Elements especially for use as Scanning Coils |
| 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 |
-
1972
- 1972-03-15 US US00234792A patent/US3772587A/en not_active Expired - Lifetime
- 1972-05-29 NO NO1895/72A patent/NO136061C/no unknown
- 1972-06-19 AU AU43606/72A patent/AU469223B2/en not_active Expired
- 1972-06-29 GB GB3038172A patent/GB1391669A/en not_active Expired
- 1972-06-30 IT IT69109/72A patent/IT959283B/it active
- 1972-07-07 SE SE7209990A patent/SE391613B/xx unknown
- 1972-07-10 JP JP47068259A patent/JPS5147544B2/ja not_active Expired
- 1972-07-17 FR FR7226503A patent/FR2176326A5/fr not_active Expired
- 1972-10-11 CA CA154,110A patent/CA987751A/en not_active Expired
-
1973
- 1973-01-26 DE DE19732365519 patent/DE2365519C2/de not_active Expired
- 1973-02-15 CH CH215973A patent/CH564761A5/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CA987751A (en) | 1976-04-20 |
| IT959283B (it) | 1973-11-10 |
| SE391613B (sv) | 1977-02-21 |
| CH564761A5 (US06534493-20030318-C00288.png) | 1975-07-31 |
| NO136061C (no) | 1977-07-13 |
| FR2176326A5 (US06534493-20030318-C00288.png) | 1973-10-26 |
| AU4360672A (en) | 1974-01-03 |
| AU469223B2 (en) | 1976-02-05 |
| US3772587A (en) | 1973-11-13 |
| DE2303763B2 (de) | 1976-01-02 |
| DE2365519C2 (de) | 1976-11-18 |
| NO136061B (US06534493-20030318-C00288.png) | 1977-04-04 |
| JPS493655A (US06534493-20030318-C00288.png) | 1974-01-12 |
| DE2365519B1 (de) | 1976-04-01 |
| DE2303763A1 (de) | 1973-09-27 |
| GB1391669A (en) | 1975-04-23 |
