GB2340234B - Modular encoder and method for manufacturing the same - Google Patents

Modular encoder and method for manufacturing the same

Info

Publication number
GB2340234B
GB2340234B GB9924740A GB9924740A GB2340234B GB 2340234 B GB2340234 B GB 2340234B GB 9924740 A GB9924740 A GB 9924740A GB 9924740 A GB9924740 A GB 9924740A GB 2340234 B GB2340234 B GB 2340234B
Authority
GB
United Kingdom
Prior art keywords
manufacturing
same
modular encoder
encoder
modular
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 - Fee Related
Application number
GB9924740A
Other versions
GB9924740D0 (en
GB2340234A (en
Inventor
Motokatsu Imai
Kou Ohno
Yasuhiko Hashimoto
Shigeki Yamauchi
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.)
Kawasaki Heavy Industries Ltd
Kawasaki Motors Ltd
Original Assignee
Kawasaki Heavy Industries Ltd
Kawasaki Jukogyo KK
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 JP8051652A external-priority patent/JPH09243410A/en
Application filed by Kawasaki Heavy Industries Ltd, Kawasaki Jukogyo KK filed Critical Kawasaki Heavy Industries Ltd
Publication of GB9924740D0 publication Critical patent/GB9924740D0/en
Publication of GB2340234A publication Critical patent/GB2340234A/en
Application granted granted Critical
Publication of GB2340234B publication Critical patent/GB2340234B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G01D5/26—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/347—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
    • G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
    • 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
    • G01D5/26—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/347—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
    • G01D5/3473—Circular or rotary encoders

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Optical Transform (AREA)
GB9924740A 1996-03-08 1997-03-06 Modular encoder and method for manufacturing the same Expired - Fee Related GB2340234B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8051652A JPH09243410A (en) 1996-03-08 1996-03-08 Modular encoder and its manufacture
GB9813197A GB2324863B (en) 1996-03-08 1997-03-06 Modular Encoder

Publications (3)

Publication Number Publication Date
GB9924740D0 GB9924740D0 (en) 1999-12-22
GB2340234A GB2340234A (en) 2000-02-16
GB2340234B true GB2340234B (en) 2000-09-06

Family

ID=26313899

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9924740A Expired - Fee Related GB2340234B (en) 1996-03-08 1997-03-06 Modular encoder and method for manufacturing the same

Country Status (1)

Country Link
GB (1) GB2340234B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007008343A1 (en) * 2007-02-20 2008-08-28 Zf Lenksysteme Gmbh Device for measuring angle of rotation between two frame shaped machine parts, has element connected with two machine parts in form fit detaching manner

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0090576A2 (en) * 1982-03-30 1983-10-05 Fanuc Ltd. A pulse encoder
WO1985004710A1 (en) * 1984-04-14 1985-10-24 Fanuc Ltd Optical rotary encoder
JPS61122519A (en) * 1984-11-20 1986-06-10 Matsushita Electric Ind Co Ltd Optical rotary encoder
EP0353395A1 (en) * 1988-05-25 1990-02-07 Dr. Johannes Heidenhain GmbH Angle-measuring device
WO1997037368A1 (en) * 1996-04-03 1997-10-09 Placa Ltd. Angular measurement apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0090576A2 (en) * 1982-03-30 1983-10-05 Fanuc Ltd. A pulse encoder
WO1985004710A1 (en) * 1984-04-14 1985-10-24 Fanuc Ltd Optical rotary encoder
JPS61122519A (en) * 1984-11-20 1986-06-10 Matsushita Electric Ind Co Ltd Optical rotary encoder
EP0353395A1 (en) * 1988-05-25 1990-02-07 Dr. Johannes Heidenhain GmbH Angle-measuring device
WO1997037368A1 (en) * 1996-04-03 1997-10-09 Placa Ltd. Angular measurement apparatus

Also Published As

Publication number Publication date
GB9924740D0 (en) 1999-12-22
GB2340234A (en) 2000-02-16

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070306