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DE112008002132A5 - Miniature electric motor with integrated encoder and capacitive position encoder for this - Google Patents

Miniature electric motor with integrated encoder and capacitive position encoder for this Download PDF

Info

Publication number
DE112008002132A5
DE112008002132A5 DE112008002132T DE112008002132T DE112008002132A5 DE 112008002132 A5 DE112008002132 A5 DE 112008002132A5 DE 112008002132 T DE112008002132 T DE 112008002132T DE 112008002132 T DE112008002132 T DE 112008002132T DE 112008002132 A5 DE112008002132 A5 DE 112008002132A5
Authority
DE
Germany
Prior art keywords
encoder
electric motor
miniature electric
capacitive position
integrated
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.)
Ceased
Application number
DE112008002132T
Other languages
German (de)
Inventor
Ingvar Washington Andermo
Matthias Nienhaus
Reiner Stein
Malte Zander
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.)
Dr Fritz Faulhaber GmbH and Co KG
Original Assignee
Dr Fritz Faulhaber GmbH and Co KG
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
Priority claimed from DE202007012106U external-priority patent/DE202007012106U1/en
Priority claimed from DE202007012105U external-priority patent/DE202007012105U1/en
Application filed by Dr Fritz Faulhaber GmbH and Co KG filed Critical Dr Fritz Faulhaber GmbH and Co KG
Publication of DE112008002132A5 publication Critical patent/DE112008002132A5/en
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
    • H02K29/06—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices
    • 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
    • G01D5/24—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 capacitance
    • G01D5/241—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 capacitance by relative movement of capacitor electrodes
    • G01D5/2412—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 capacitance by relative movement of capacitor electrodes by varying overlap
    • G01D5/2415—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 capacitance by relative movement of capacitor electrodes by varying overlap adapted for encoders
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/21—Devices for sensing speed or position, or actuated thereby
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2211/00—Specific aspects not provided for in the other groups of this subclass relating to measuring or protective devices or electric components
    • H02K2211/03—Machines characterised by circuit boards, e.g. pcb

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
DE112008002132T 2007-08-29 2008-08-29 Miniature electric motor with integrated encoder and capacitive position encoder for this Ceased DE112008002132A5 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE202007012105.9 2007-08-29
DE202007012106.7 2007-08-29
DE202007012106U DE202007012106U1 (en) 2007-08-29 2007-08-29 Capacitive position encoder
DE202007012105U DE202007012105U1 (en) 2007-08-29 2007-08-29 Smallest electric motor with integrated encoder
PCT/EP2008/061391 WO2009027504A1 (en) 2007-08-29 2008-08-29 Miniature electric motor with integrated encoder and capacitive position encoder therefor

Publications (1)

Publication Number Publication Date
DE112008002132A5 true DE112008002132A5 (en) 2010-06-24

Family

ID=40070883

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112008002132T Ceased DE112008002132A5 (en) 2007-08-29 2008-08-29 Miniature electric motor with integrated encoder and capacitive position encoder for this

Country Status (2)

Country Link
DE (1) DE112008002132A5 (en)
WO (1) WO2009027504A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010046778B4 (en) 2010-09-28 2017-11-02 Trw Automotive Electronics & Components Gmbh Capacitive encoder
CN104704326B (en) * 2012-08-08 2017-07-11 马维尔国际贸易有限公司 Using Capacitive Sensing to Control Fan Motors
DE102014209677A1 (en) * 2014-05-21 2015-11-26 Robert Bosch Gmbh End shield for an electrical machine
CN115494126B (en) * 2022-09-16 2025-02-21 西北工业大学 A circumferential fixed-movement combined capacitive sensor and coding positioning method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4463299A (en) * 1982-05-10 1984-07-31 Kollmorgen Technologies Corporation Capacitive sensor motor control system
EP0226716A3 (en) * 1985-09-16 1989-01-11 Hewlett-Packard Company Capacitive position transducer system
KR0183154B1 (en) * 1995-12-04 1999-04-15 김광호 Actuator moving apparatus of hard disk drive
US6492911B1 (en) * 1999-04-19 2002-12-10 Netzer Motion Sensors Ltd. Capacitive displacement encoder

Also Published As

Publication number Publication date
WO2009027504A1 (en) 2009-03-05

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Legal Events

Date Code Title Description
R012 Request for examination validly filed
R016 Response to examination communication
R002 Refusal decision in examination/registration proceedings
R003 Refusal decision now final