CA2233895A1 - Miniature crossed-coil gauge having an active flux ring - Google Patents
Miniature crossed-coil gauge having an active flux ring Download PDFInfo
- Publication number
- CA2233895A1 CA2233895A1 CA002233895A CA2233895A CA2233895A1 CA 2233895 A1 CA2233895 A1 CA 2233895A1 CA 002233895 A CA002233895 A CA 002233895A CA 2233895 A CA2233895 A CA 2233895A CA 2233895 A1 CA2233895 A1 CA 2233895A1
- Authority
- CA
- Canada
- Prior art keywords
- coil
- gauge
- magnet
- shaft
- crossed
- 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.)
- Abandoned
Links
- 230000004907 flux Effects 0.000 title claims abstract description 189
- 230000005291 magnetic effect Effects 0.000 claims abstract description 73
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 12
- 150000002910 rare earth metals Chemical class 0.000 claims abstract description 12
- 238000013016 damping Methods 0.000 claims description 87
- 239000011554 ferrofluid Substances 0.000 claims description 24
- 239000012530 fluid Substances 0.000 claims description 22
- 229910052751 metal Inorganic materials 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 15
- 238000004804 winding Methods 0.000 claims description 14
- 239000000843 powder Substances 0.000 claims description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 230000004323 axial length Effects 0.000 claims description 9
- 239000004033 plastic Substances 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 7
- 230000004044 response Effects 0.000 claims description 6
- 229910000990 Ni alloy Inorganic materials 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 5
- 229910000640 Fe alloy Inorganic materials 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 230000002829 reductive effect Effects 0.000 claims description 4
- 230000006698 induction Effects 0.000 claims description 3
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- UGKDIUIOSMUOAW-UHFFFAOYSA-N iron nickel Chemical compound [Fe].[Ni] UGKDIUIOSMUOAW-UHFFFAOYSA-N 0.000 claims description 2
- 238000005245 sintering Methods 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 claims 3
- 230000000717 retained effect Effects 0.000 claims 3
- 238000000137 annealing Methods 0.000 claims 1
- 238000011065 in-situ storage Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 239000000696 magnetic material Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000010276 construction Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 27
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 19
- 238000013461 design Methods 0.000 description 14
- 230000008569 process Effects 0.000 description 13
- 229910052742 iron Inorganic materials 0.000 description 9
- 230000008901 benefit Effects 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 7
- 230000005484 gravity Effects 0.000 description 6
- 229910001128 Sn alloy Inorganic materials 0.000 description 5
- 229910001172 neodymium magnet Inorganic materials 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 239000004020 conductor Substances 0.000 description 4
- 230000000670 limiting effect Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005415 magnetization Effects 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 230000001052 transient effect Effects 0.000 description 3
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 2
- 229910000978 Pb alloy Inorganic materials 0.000 description 2
- 229910001245 Sb alloy Inorganic materials 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- PXAWCNYZAWMWIC-UHFFFAOYSA-N [Fe].[Nd] Chemical compound [Fe].[Nd] PXAWCNYZAWMWIC-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 229910000828 alnico Inorganic materials 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 239000012255 powdered metal Substances 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 230000001429 stepping effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910001316 Ag alloy Inorganic materials 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- POSKOXIJDWDKPH-UHFFFAOYSA-N Kelevan Chemical compound ClC1(Cl)C2(Cl)C3(Cl)C4(Cl)C(CC(=O)CCC(=O)OCC)(O)C5(Cl)C3(Cl)C1(Cl)C5(Cl)C42Cl POSKOXIJDWDKPH-UHFFFAOYSA-N 0.000 description 1
- 229920002302 Nylon 6,6 Polymers 0.000 description 1
- 241001237728 Precis Species 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 229910001297 Zn alloy Inorganic materials 0.000 description 1
- 229910000808 amorphous metal alloy Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000002140 antimony alloy Substances 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005094 computer simulation Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- JLCXRPSKXNFCOX-UHFFFAOYSA-N neodymium Chemical compound [Nd].[Nd] JLCXRPSKXNFCOX-UHFFFAOYSA-N 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000000135 prohibitive effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R7/00—Instruments capable of converting two or more currents or voltages into a single mechanical displacement
- G01R7/04—Instruments capable of converting two or more currents or voltages into a single mechanical displacement for forming a quotient
- G01R7/06—Instruments capable of converting two or more currents or voltages into a single mechanical displacement for forming a quotient moving-iron type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F5/00—Coils
- H01F5/02—Coils wound on non-magnetic supports, e.g. formers
- H01F2005/027—Coils wound on non-magnetic supports, e.g. formers wound on formers for receiving several coils with perpendicular winding axes, e.g. for antennae or inductive power transfer
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Measuring Magnetic Variables (AREA)
- Hard Magnetic Materials (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US548,584 | 1983-11-03 | ||
| US53837895A | 1995-10-03 | 1995-10-03 | |
| US538,378 | 1995-10-03 | ||
| US08/548,584 US5686832A (en) | 1993-05-17 | 1995-10-26 | Miniature crossed coil gauge having an active flux ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2233895A1 true CA2233895A1 (en) | 1997-04-10 |
Family
ID=27065797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002233895A Abandoned CA2233895A1 (en) | 1995-10-03 | 1996-09-24 | Miniature crossed-coil gauge having an active flux ring |
Country Status (7)
| Country | Link |
|---|---|
| US (3) | US5686832A (https=) |
| JP (1) | JP4017666B2 (https=) |
| AU (1) | AU7165396A (https=) |
| CA (1) | CA2233895A1 (https=) |
| DE (1) | DE19681591T1 (https=) |
| GB (1) | GB2324162B (https=) |
| WO (1) | WO1997013154A1 (https=) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5686832A (en) * | 1993-05-17 | 1997-11-11 | Nu-Tech & Engineering, Inc. | Miniature crossed coil gauge having an active flux ring |
| US5778545A (en) * | 1996-05-06 | 1998-07-14 | General Electric Company | Magnetically damped azimuth resolver |
| US5986445A (en) * | 1998-02-13 | 1999-11-16 | Denso Corporation | Cross-coil type indicating instrument having a zero-return magnetic projection member |
| US6294907B1 (en) * | 1998-04-10 | 2001-09-25 | Denso Corporation | Cross-coil type indicating instrument |
| EP0991167A1 (en) * | 1998-04-22 | 2000-04-05 | Skysys Corporation | Stepping motor |
| US6249116B1 (en) * | 1998-06-09 | 2001-06-19 | Denso Corporation | Driving unit of cross-coil type indicating instrument |
| JP3478479B2 (ja) * | 1998-09-01 | 2003-12-15 | 矢崎総業株式会社 | ムーブメント |
| US6067867A (en) * | 1998-12-30 | 2000-05-30 | Daimlerchrysler Corporation | Mini instrument needle indicator |
| KR100360126B1 (ko) * | 2000-01-04 | 2002-11-08 | 주식회사 삼부커뮤닉스 | 바이브레이터 |
| US6362616B1 (en) | 2000-09-15 | 2002-03-26 | Visteon Global Technologies, Inc. | Flat response temperature gauge with a single diode |
| WO2002052285A1 (en) * | 2000-12-22 | 2002-07-04 | Tokyo Electron Limited | Probe cartridge assembly and multi-probe assembly |
| US6663251B2 (en) | 2002-04-26 | 2003-12-16 | Auto Meter Products, Inc. | Gauge with illuminated dial and pointer |
| US6903647B2 (en) * | 2002-05-08 | 2005-06-07 | Kelsey-Hayes Company | Solenoid valve coil having an integrated bobbin and flux ring assembly |
| US7085115B2 (en) * | 2002-06-25 | 2006-08-01 | Elder Kenneth M | Non-ferrous surge biasing coil having multiple pairs of coils positioned at angles to one another |
| US7088013B2 (en) * | 2003-02-03 | 2006-08-08 | Delphi Technologies, Inc. | Algorithm for electric column lock |
| JP5101561B2 (ja) * | 2009-04-17 | 2012-12-19 | 本田技研工業株式会社 | 磁歪式トルクセンサ及び電動パワーステアリング装置 |
| EP2407766B1 (en) * | 2009-04-17 | 2016-05-25 | Honda Motor Co., Ltd. | Magnetostrictive torque sensor and electrical power steering device |
| JP5322033B2 (ja) * | 2009-07-21 | 2013-10-23 | 日本精機株式会社 | 計器用駆動装置 |
| US8299938B2 (en) * | 2009-09-08 | 2012-10-30 | Rosemount Inc. | Projected instrument displays for field mounted process instruments |
| JP5513838B2 (ja) * | 2009-10-21 | 2014-06-04 | カヤバ工業株式会社 | パワーステアリング装置 |
| US10062498B2 (en) | 2014-09-02 | 2018-08-28 | Cyntec Co., Ltd. | Composite magnetic component |
| US10712405B2 (en) * | 2015-06-30 | 2020-07-14 | A. Todd McMullen | External air core flux measurement system for a production magnetizing system |
| US10393908B2 (en) * | 2016-12-15 | 2019-08-27 | Rockwell Automation Technologies, Inc. | Bobbin construction and coil winding method |
| US11909291B2 (en) * | 2018-06-26 | 2024-02-20 | Mitsumi Electric Co., Ltd. | Rotary reciprocating drive actuator with movable element and magnets and rotating mirror |
| JP7140980B2 (ja) * | 2019-12-13 | 2022-09-22 | ミツミ電機株式会社 | 回転往復駆動アクチュエーター |
| KR102608384B1 (ko) * | 2021-12-03 | 2023-12-04 | 계양전기 주식회사 | 플럭스링을 포함하는 모터 |
| US12531463B2 (en) * | 2022-07-15 | 2026-01-20 | Mitsumi Electric Co., Ltd. | Rotary reciprocating drive actuator |
| US20240019686A1 (en) * | 2022-07-15 | 2024-01-18 | Mitsumi Electric Co., Ltd. | Rotary reciprocating drive actuator |
Family Cites Families (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2486972A (en) * | 1946-12-24 | 1949-11-01 | Liquidometer Corp | Electric measuring device |
| US2978639A (en) * | 1958-12-15 | 1961-04-04 | Gen Electric | Moving magnet instrument |
| GB1281004A (en) * | 1968-08-26 | 1972-07-12 | Courtaulds Ltd | Transducers |
| US4047136A (en) * | 1975-05-13 | 1977-09-06 | Nihon Beru-Haueru Kabushiki Kaisha (Bell & Howell Japan, Ltd.) | Moving magnet type instrument |
| US3995214A (en) * | 1975-09-25 | 1976-11-30 | Raytheon Company | Movable magnet meter having rotation compensating means |
| US4123675A (en) * | 1977-06-13 | 1978-10-31 | Ferrofluidics Corporation | Inertia damper using ferrofluid |
| US4492920A (en) * | 1981-06-22 | 1985-01-08 | Beede Electrical Instrument Co., Inc. | Electric indicator with return-to-zero feature and compensating coil to cancel the return-to-zero feature during measurement |
| US4760333A (en) * | 1984-12-13 | 1988-07-26 | Kanto Seiki Co., Ltd. | Crossed coil meter having concentrically wound magnetic shield |
| US4584495A (en) * | 1984-12-17 | 1986-04-22 | Applied Motion Products, Inc. | Performance step motor |
| DE3505861A1 (de) * | 1985-02-20 | 1986-09-18 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Kreuzspuldrehmagnetmesswerk |
| US4617514A (en) * | 1985-03-14 | 1986-10-14 | General Electric Company | Disk and gear mounting in electric watthour meter |
| US4604229A (en) * | 1985-03-20 | 1986-08-05 | Ferrofluidics Corporation | Electrically conductive ferrofluid compositions and method of preparing and using same |
| US4646007A (en) * | 1985-03-25 | 1987-02-24 | Faria Thomas G | Tachometer indicator with uncompensated magnetic return to zero |
| US4758784A (en) * | 1985-11-15 | 1988-07-19 | Stewart Warner Corporation | Air core gauge with zero pointer return related application |
| US4724601A (en) * | 1986-02-10 | 1988-02-16 | General Motors Corporation | Method of manufacturing a return-to-zero gauge |
| NL8601422A (nl) * | 1986-06-03 | 1988-01-04 | Hugo Karel Krop | Stappenmotor en display voorzien van dergelijke stappenmotoren. |
| US4845424A (en) * | 1987-11-16 | 1989-07-04 | Gamble John G | Rotary displacement motor |
| EP0349137B1 (en) * | 1988-06-30 | 1993-09-01 | Nippon Seiki Co. Ltd. | Moving magnet type meter |
| US5243277A (en) * | 1988-11-21 | 1993-09-07 | Yazaki Corporation | Cross coil meter |
| US4882659A (en) * | 1988-12-21 | 1989-11-21 | Delco Electronics Corporation | Vacuum fluorescent display having integral backlit graphic patterns |
| DE3921330A1 (de) * | 1989-06-29 | 1991-01-03 | Vdo Schindling | Drehmagnet-quotientenmesswerk |
| US5017862A (en) * | 1989-12-29 | 1991-05-21 | Beede Electrical Instrument Co., Inc. | Air-core meter having improved bobbin design |
| JP2536252B2 (ja) * | 1990-07-30 | 1996-09-18 | 日本精機株式会社 | 可動磁石式計器 |
| CA2063617C (en) * | 1992-03-20 | 2000-02-29 | Marinus Hartman | Induction watt hour meter rotary disc mounting and bearing system |
| US5414350A (en) * | 1993-01-08 | 1995-05-09 | Ford Motor Company | Rotating magnet measuring instrument and method for equalizing coil windings |
| US5686832A (en) * | 1993-05-17 | 1997-11-11 | Nu-Tech & Engineering, Inc. | Miniature crossed coil gauge having an active flux ring |
-
1995
- 1995-10-26 US US08/548,584 patent/US5686832A/en not_active Expired - Lifetime
-
1996
- 1996-09-24 WO PCT/US1996/015253 patent/WO1997013154A1/en not_active Ceased
- 1996-09-24 JP JP51430097A patent/JP4017666B2/ja not_active Expired - Fee Related
- 1996-09-24 GB GB9805632A patent/GB2324162B/en not_active Expired - Fee Related
- 1996-09-24 DE DE19681591T patent/DE19681591T1/de not_active Withdrawn
- 1996-09-24 CA CA002233895A patent/CA2233895A1/en not_active Abandoned
- 1996-09-24 AU AU71653/96A patent/AU7165396A/en not_active Abandoned
-
1997
- 1997-11-10 US US08/968,773 patent/US6046583A/en not_active Expired - Lifetime
-
2000
- 2000-02-29 US US09/514,650 patent/US6323637B1/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP4017666B2 (ja) | 2007-12-05 |
| WO1997013154A1 (en) | 1997-04-10 |
| GB9805632D0 (en) | 1998-05-13 |
| US6046583A (en) | 2000-04-04 |
| US6323637B1 (en) | 2001-11-27 |
| US5686832A (en) | 1997-11-11 |
| WO1997013154A8 (en) | 2000-05-18 |
| GB2324162A (en) | 1998-10-14 |
| JP2001519889A (ja) | 2001-10-23 |
| DE19681591T1 (de) | 1998-08-20 |
| GB2324162B (en) | 2000-09-06 |
| AU7165396A (en) | 1997-04-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Dead |