DK271175A - Kapacitiv positionsindkoder - Google Patents

Kapacitiv positionsindkoder

Info

Publication number
DK271175A
DK271175A DK271175A DK271175A DK271175A DK 271175 A DK271175 A DK 271175A DK 271175 A DK271175 A DK 271175A DK 271175 A DK271175 A DK 271175A DK 271175 A DK271175 A DK 271175A
Authority
DK
Denmark
Prior art keywords
capacitive position
position encodes
encodes
capacitive
Prior art date
Application number
DK271175A
Other languages
English (en)
Inventor
D R Dobson
R A Williams
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of DK271175A publication Critical patent/DK271175A/da

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J19/00—Character- or line-spacing mechanisms
    • B41J19/18—Character-spacing or back-spacing mechanisms; Carriage return or release devices therefor
    • B41J19/20—Positive-feed character-spacing mechanisms
    • B41J19/202—Drive control means for carriage movement
    • B41J19/205—Position or speed detectors therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J19/00—Character- or line-spacing mechanisms
    • B41J19/18—Character-spacing or back-spacing mechanisms; Carriage return or release devices therefor
    • B41J19/20—Positive-feed character-spacing mechanisms
    • B41J19/202—Drive control means for carriage movement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J19/00—Character- or line-spacing mechanisms
    • B41J19/18—Character-spacing or back-spacing mechanisms; Carriage return or release devices therefor
    • B41J19/20—Positive-feed character-spacing mechanisms
    • B41J19/202—Drive control means for carriage movement
    • B41J19/205—Position or speed detectors therefor
    • B41J19/207—Encoding along a bar
DK271175A 1974-06-17 1975-06-16 Kapacitiv positionsindkoder DK271175A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/480,088 US3938113A (en) 1974-06-17 1974-06-17 Differential capacitive position encoder

Publications (1)

Publication Number Publication Date
DK271175A true DK271175A (da) 1975-12-18

Family

ID=23906635

Family Applications (1)

Application Number Title Priority Date Filing Date
DK271175A DK271175A (da) 1974-06-17 1975-06-16 Kapacitiv positionsindkoder

Country Status (12)

Country Link
US (1) US3938113A (da)
JP (1) JPS5716693B2 (da)
AU (1) AU8029775A (da)
BE (1) BE829420A (da)
BR (1) BR7503797A (da)
CA (1) CA1053777A (da)
DE (1) DE2523163A1 (da)
DK (1) DK271175A (da)
FR (1) FR2274973A1 (da)
IT (1) IT1037480B (da)
NL (1) NL7505628A (da)
SE (1) SE403830B (da)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3961318A (en) * 1975-01-17 1976-06-01 Inductosyn Corporation Electrostatic position-measuring transducer
SE411392B (sv) * 1977-12-09 1979-12-17 Inst Mikrovagsteknik Vid Tekni Metanordning for kapacitiv bestemning av det inbordes leget hos tva relativt varandra rorliga delar
DE2830432C2 (de) * 1978-07-11 1982-04-22 Jürgen Ing.(grad.) 8019 Ebersberg Machate Meßvorrichtung für Längen- oder Winkelmessung
US4292632A (en) * 1978-08-29 1981-09-29 Yeakley Lester M Displacement sensing device having capacitance transduction element
US4418347A (en) * 1978-12-27 1983-11-29 Nippon Soken, Inc. Rotational position detecting apparatus
JPS601563B2 (ja) * 1978-12-27 1985-01-16 株式会社日本自動車部品総合研究所 回転検出装置
DK143423C (da) 1979-03-22 1981-12-21 Brueel & Kjaer As Strimmelskriver med en differentialkondensator som positionsgiver til en positionsservo for skrivepennen
FI61100C (fi) * 1980-07-11 1982-05-10 Eflab Oy Kapacitiv staellningsgivare
US4374383A (en) * 1980-12-22 1983-02-15 International Business Machines Corporation Capacitive transducer for sensing a home position
JPS6038221Y2 (ja) * 1981-01-22 1985-11-14 株式会社日本自動車部品総合研究所 静電容量式回転検出器
JPS57148262A (en) * 1981-03-09 1982-09-13 Nippon Soken Inc Detecting device for rotating direction
US4499465A (en) * 1981-03-18 1985-02-12 Nippon Soken, Inc. Capacitive-type incremental and reference angular rotation detecting apparatus
US4475829A (en) * 1981-04-30 1984-10-09 International Business Machines Corporation Capacitive metering means for uniform ribbon feed and take-up mechanism
US4404560A (en) * 1981-05-07 1983-09-13 International Business Machines Corporation Capacitive transducer for providing precise angular positional information
JPS5841311A (ja) * 1981-09-07 1983-03-10 Nippon Soken Inc 静電容量式回転検出装置
EP0097714A1 (en) * 1981-12-30 1984-01-11 Dash Straus Associates High speed link for rotating display
US4429307A (en) 1982-01-29 1984-01-31 Dataproducts Corporation Capacitive transducer with continuous sinusoidal output
CH648929A5 (fr) * 1982-07-07 1985-04-15 Tesa Sa Dispositif de mesure capacitif de deplacement.
US4720698A (en) * 1983-05-02 1988-01-19 Computer Memories, Inc. Capacitive encoder having multiple precision outputs
US4631524A (en) * 1983-05-02 1986-12-23 Computer Memories, Inc. Capacitive encoder having multiple precision outputs
US4606008A (en) * 1983-07-25 1986-08-12 Cain Encoder Company Angular position detector
US4607213A (en) * 1983-10-12 1986-08-19 Varian Associates, Inc. Shielded capacitive mask aligner
US4654581A (en) * 1983-10-12 1987-03-31 Hewlett-Packard Company Capacitive mask aligner
FR2553532A1 (fr) * 1983-10-12 1985-04-19 Varian Associates Dispositif capacitif d'alignement de masque
JPS6093312A (ja) * 1983-10-27 1985-05-25 Mitsutoyo Mfg Co Ltd 容量式変位測定機
JPS6093311A (ja) * 1983-10-27 1985-05-25 Mitsutoyo Mfg Co Ltd 容量式変位測定機
US4522517A (en) * 1983-11-10 1985-06-11 Wade Kenneth B Encoder system for dot matrix line printer
US4518272A (en) * 1984-01-12 1985-05-21 Ncr Corporation Position indicator means for a high speed printer or the like
US4586260A (en) * 1984-05-29 1986-05-06 The L. S. Starrett Company Capacitive displacement measuring instrument
CN85100991B (zh) * 1985-04-01 1987-06-10 西安仪表厂 电容式位置传感器
DE3943792C2 (de) * 1988-06-30 1999-09-30 Asahi Optical Co Ltd Verfahren zum Anfangseinstellen des motorgetriebenen Varioobjektivs einer Kamera
FI82146C (fi) * 1988-07-13 1991-01-10 Labsystems Oy Positionsindikator foer en skiva.
GB2223589B (en) * 1988-09-14 1991-07-24 Valk Rob V D Measurement of capacitance and parameters related thereto
US5008619A (en) * 1988-11-18 1991-04-16 Amp-Akzo Corporation Multilevel circuit board precision positioning
US4958115A (en) * 1988-11-28 1990-09-18 At&T Bell Laboratories Capacitively commutated brushless DC servomotors
US5028875A (en) * 1989-04-27 1991-07-02 Texas Tech University Linear rotary differential capacitance transducer
US5012237A (en) * 1989-05-26 1991-04-30 Cummins Electronics Company, Inc. Reflected electrostatic field angle resolver
US5414420A (en) * 1992-03-23 1995-05-09 Hewlett-Packard Corporation Switch interconnect for position encoder system
US5428355A (en) * 1992-03-23 1995-06-27 Hewlett-Packard Corporation Position encoder system
DE19803642A1 (de) * 1998-02-02 1999-09-30 Reinhard Wiesemann Kapazitiver Sensor
DE19910416A1 (de) * 1999-03-10 2000-09-14 Bosch Gmbh Robert Vorrichtung zum Erfassen von Signalen an einer Zündanlage
DE19954267A1 (de) * 1999-07-30 2001-08-02 Univ Ilmenau Tech Verfahren zur automatischen Einstellung der Schaltschwelle kapazitiver sowie induktiver Näherungssensoren
US6587093B1 (en) 1999-11-04 2003-07-01 Synaptics Incorporated Capacitive mouse
DE10048881A1 (de) * 2000-09-29 2002-03-07 Infineon Technologies Ag Vorrichtung und Verfahren zum planen Verbinden zweier Wafer für ein Dünnschleifen und ein Trennen eines Produkt-Wafers
US20060176189A1 (en) * 2005-02-06 2006-08-10 David Bar-On Two Dimensional Layout, High Noise Immunity, Interleaved Channels Electrostatic Encoder
US8922226B2 (en) * 2006-08-28 2014-12-30 Detection Systems Pty Ltd Production line detection apparatus and method
CN101802648A (zh) * 2007-07-17 2010-08-11 谢尔泰克股份公司 检测预定义空间内物体的出现、或确定其定位或大小、或检测其材料属性的改变的方法和系统
US8516886B2 (en) 2010-04-30 2013-08-27 Qualcomm Mems Technologies, Inc. Micromachined piezoelectric X-Axis gyroscope
US9092082B2 (en) 2010-12-22 2015-07-28 Synaptics Incorporated Methods and apparatus for mounting a touch sensor device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2674729A (en) * 1950-04-13 1954-04-06 Edward G Martin Measuring apparatus
US3219920A (en) * 1961-04-05 1965-11-23 Whittaker Corp Transducer employing a guard ring between input and output means to reduce stray capacitances
GB1040044A (en) * 1961-10-27 1966-08-24 Sogenique Electronics Ltd Improvements in or relating to potentiometers
US3732553A (en) * 1971-04-16 1973-05-08 Spearhead Inc Capacitive pick-off transducer

Also Published As

Publication number Publication date
BR7503797A (pt) 1976-07-06
DE2523163A1 (de) 1976-01-02
US3938113A (en) 1976-02-10
SE7505940L (sv) 1975-12-18
BE829420A (fr) 1975-09-15
JPS511028A (da) 1976-01-07
CA1053777A (en) 1979-05-01
NL7505628A (nl) 1975-12-19
JPS5716693B2 (da) 1982-04-06
SE403830B (sv) 1978-09-04
FR2274973B1 (da) 1977-04-15
AU8029775A (en) 1976-10-21
IT1037480B (it) 1979-11-10
FR2274973A1 (fr) 1976-01-09

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