CA1031054A - Positional transducer utilizing magnetic elements - Google Patents
Positional transducer utilizing magnetic elementsInfo
- Publication number
- CA1031054A CA1031054A CA233,850A CA233850A CA1031054A CA 1031054 A CA1031054 A CA 1031054A CA 233850 A CA233850 A CA 233850A CA 1031054 A CA1031054 A CA 1031054A
- Authority
- CA
- Canada
- Prior art keywords
- magnetic elements
- utilizing magnetic
- transducer utilizing
- positional transducer
- positional
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F21/00—Variable inductances or transformers of the signal type
- H01F21/02—Variable inductances or transformers of the signal type continuously variable, e.g. variometers
- H01F21/08—Variable inductances or transformers of the signal type continuously variable, e.g. variometers by varying the permeability of the core, e.g. by varying magnetic bias
-
- 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
- G01D5/2006—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 self-induction of one or more coils
- G01D5/2033—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 self-induction of one or more coils controlling the saturation of a magnetic circuit by means of a movable element, e.g. a magnet
-
- 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
- G01D5/22—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 differentially influencing two coils
- G01D5/2208—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 differentially influencing two coils by influencing the self-induction of the coils
- G01D5/2241—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 differentially influencing two coils by influencing the self-induction of the coils by controlling the saturation of a magnetic circuit by means of a movable element, e.g. a magnet
-
- 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
- H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
- H01F29/146—Constructional details
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US51831074A | 1974-10-29 | 1974-10-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1031054A true CA1031054A (en) | 1978-05-09 |
Family
ID=24063390
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA233,850A Expired CA1031054A (en) | 1974-10-29 | 1975-08-21 | Positional transducer utilizing magnetic elements |
Country Status (12)
Country | Link |
---|---|
JP (1) | JPS5721641B2 (en) |
BR (1) | BR7506189A (en) |
CA (1) | CA1031054A (en) |
DE (1) | DE2546487A1 (en) |
ES (1) | ES442157A1 (en) |
FR (1) | FR2289879A1 (en) |
GB (1) | GB1496976A (en) |
IT (1) | IT1043689B (en) |
NL (1) | NL7510875A (en) |
SE (1) | SE409142B (en) |
SU (1) | SU585819A3 (en) |
ZA (1) | ZA755500B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4156223A (en) * | 1978-04-21 | 1979-05-22 | Illinois Tool Works Inc. | Positional transducer utilizing magnetic elements |
GB2273568A (en) * | 1992-12-18 | 1994-06-22 | Univ Cardiff | Position transducer |
DE102008063528A1 (en) | 2008-12-18 | 2010-06-24 | Micro-Epsilon Messtechnik Gmbh & Co. Kg | Sensor arrangement and method for determining the position and / or position change of a measurement object |
-
1975
- 1975-08-21 CA CA233,850A patent/CA1031054A/en not_active Expired
- 1975-08-27 ZA ZA755500A patent/ZA755500B/en unknown
- 1975-09-16 NL NL7510875A patent/NL7510875A/en not_active Application Discontinuation
- 1975-09-25 BR BR7506189*A patent/BR7506189A/en unknown
- 1975-09-26 JP JP11573275A patent/JPS5721641B2/ja not_active Expired
- 1975-10-07 FR FR7530675A patent/FR2289879A1/en not_active Withdrawn
- 1975-10-17 DE DE19752546487 patent/DE2546487A1/en not_active Ceased
- 1975-10-20 GB GB42946/75A patent/GB1496976A/en not_active Expired
- 1975-10-28 IT IT28739/75A patent/IT1043689B/en active
- 1975-10-28 SE SE7512026A patent/SE409142B/en unknown
- 1975-10-28 ES ES442157A patent/ES442157A1/en not_active Expired
- 1975-10-29 SU SU752184351A patent/SU585819A3/en active
Also Published As
Publication number | Publication date |
---|---|
FR2289879A1 (en) | 1976-05-28 |
JPS5165964A (en) | 1976-06-08 |
ZA755500B (en) | 1977-04-27 |
ES442157A1 (en) | 1977-07-01 |
GB1496976A (en) | 1978-01-05 |
IT1043689B (en) | 1980-02-29 |
JPS5721641B2 (en) | 1982-05-08 |
BR7506189A (en) | 1976-08-17 |
DE2546487A1 (en) | 1976-05-06 |
SU585819A3 (en) | 1977-12-25 |
SE409142B (en) | 1979-07-30 |
NL7510875A (en) | 1976-05-04 |
AU8453275A (en) | 1977-03-10 |
SE7512026L (en) | 1976-04-30 |
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