GB8919916D0 - Optical encoder - Google Patents

Optical encoder

Info

Publication number
GB8919916D0
GB8919916D0 GB898919916A GB8919916A GB8919916D0 GB 8919916 D0 GB8919916 D0 GB 8919916D0 GB 898919916 A GB898919916 A GB 898919916A GB 8919916 A GB8919916 A GB 8919916A GB 8919916 D0 GB8919916 D0 GB 8919916D0
Authority
GB
United Kingdom
Prior art keywords
optical encoder
encoder
optical
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.)
Granted
Application number
GB898919916A
Other versions
GB2223575A (en
GB2223575B (en
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.)
ALE International SAS
Nokia UK Ltd
Original Assignee
Alcatel Business Systemes SA
Alcatel Business Systems Ltd
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 Alcatel Business Systemes SA, Alcatel Business Systems Ltd filed Critical Alcatel Business Systemes SA
Publication of GB8919916D0 publication Critical patent/GB8919916D0/en
Publication of GB2223575A publication Critical patent/GB2223575A/en
Application granted granted Critical
Publication of GB2223575B publication Critical patent/GB2223575B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01D5/3473—Circular or rotary encoders
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07B—TICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
    • G07B17/00—Franking apparatus
    • G07B17/00459—Details relating to mailpieces in a franking system
    • G07B17/00508—Printing or attaching on mailpieces
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07B—TICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
    • G07B17/00—Franking apparatus
    • G07B17/00459—Details relating to mailpieces in a franking system
    • G07B17/00508—Printing or attaching on mailpieces
    • G07B2017/00516—Details of printing apparatus
    • G07B2017/00524—Printheads
    • G07B2017/00548—Mechanical printhead

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Optical Transform (AREA)
GB8919916A 1988-09-02 1989-09-04 Drive mechanism with optical encoder Expired - Lifetime GB2223575B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888820742A GB8820742D0 (en) 1988-09-02 1988-09-02 Optical encoder

Publications (3)

Publication Number Publication Date
GB8919916D0 true GB8919916D0 (en) 1989-10-18
GB2223575A GB2223575A (en) 1990-04-11
GB2223575B GB2223575B (en) 1992-11-04

Family

ID=10643055

Family Applications (2)

Application Number Title Priority Date Filing Date
GB888820742A Pending GB8820742D0 (en) 1988-09-02 1988-09-02 Optical encoder
GB8919916A Expired - Lifetime GB2223575B (en) 1988-09-02 1989-09-04 Drive mechanism with optical encoder

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB888820742A Pending GB8820742D0 (en) 1988-09-02 1988-09-02 Optical encoder

Country Status (1)

Country Link
GB (2) GB8820742D0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0499725B1 (en) * 1989-10-18 1997-06-04 Pitney Bowes Inc. Electronic postage meter having print wheels set by separate D.C. motors
KR950000455Y1 (en) * 1992-09-09 1995-01-27 배순훈 Device for checking remain of tape in tape recorder
GB9223893D0 (en) * 1992-11-13 1993-01-06 Pitney Bowes Plc A settable printing apparatus
EP0932028A1 (en) * 1998-01-22 1999-07-28 Primax Electronics Ltd Optical rotation sensing device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4031386A (en) * 1976-06-15 1977-06-21 Rockwell International Corporation Optical transducer encoding apparatus
US4096383A (en) * 1976-11-08 1978-06-20 Gilbert & Barker Manufacturing Company Pulse-generating apparatus responsive to shaft rotation
US4459759A (en) * 1982-08-04 1984-07-17 Sundstrand Data Control, Inc. Angular rate and position transducer for borehole survey instrument
GB2131163B (en) * 1982-11-29 1986-02-26 Gardner R F Monitoring rotational movement
US4500780A (en) * 1983-01-03 1985-02-19 Pitney Bowes Inc. Apparatus and method for aligning postage meter components with an optical sensor
JPS608821U (en) * 1983-06-30 1985-01-22 アルプス電気株式会社 rotary encoder
JPS60134117U (en) * 1984-02-16 1985-09-06 アルプス電気株式会社 optical rotary encoder
US4623328A (en) * 1984-10-29 1986-11-18 Mcneilab, Inc. Pump monitor for photoactivation patient treatment system
GB2195762A (en) * 1986-10-03 1988-04-13 Rank Taylor Hobson Ltd Interpolator

Also Published As

Publication number Publication date
GB8820742D0 (en) 1988-10-05
GB2223575A (en) 1990-04-11
GB2223575B (en) 1992-11-04

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20060904