GB2194842B - Position encoder - Google Patents

Position encoder

Info

Publication number
GB2194842B
GB2194842B GB8621336A GB8621336A GB2194842B GB 2194842 B GB2194842 B GB 2194842B GB 8621336 A GB8621336 A GB 8621336A GB 8621336 A GB8621336 A GB 8621336A GB 2194842 B GB2194842 B GB 2194842B
Authority
GB
United Kingdom
Prior art keywords
position encoder
encoder
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 - Lifetime
Application number
GB8621336A
Other versions
GB2194842A (en
GB8621336D0 (en
Inventor
David Anthony Gawler
Stephen Charles Barratt
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
Roneo Alcatel Ltd
Nokia UK Ltd
Original Assignee
Alcatel Business Systemes SA
Roneo Alcatel Ltd
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, Roneo Alcatel Ltd, Alcatel Business Systems Ltd filed Critical Alcatel Business Systemes SA
Priority to GB8621336A priority Critical patent/GB2194842B/en
Publication of GB8621336D0 publication Critical patent/GB8621336D0/en
Publication of GB2194842A publication Critical patent/GB2194842A/en
Application granted granted Critical
Publication of GB2194842B publication Critical patent/GB2194842B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B41J7/00—Type-selecting or type-actuating mechanisms
    • B41J7/32—Type-face selected by operation of sliding members
    • 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
    • G01D5/36—Forming the light into pulses
    • G01D5/366—Particular pulse shapes
    • 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
    • G07B2017/00556—Ensuring quality of print
    • G07B2017/00564—Ensuring correct position of print on mailpiece

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Optical Transform (AREA)
GB8621336A 1986-09-04 1986-09-04 Position encoder Expired - Lifetime GB2194842B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8621336A GB2194842B (en) 1986-09-04 1986-09-04 Position encoder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8621336A GB2194842B (en) 1986-09-04 1986-09-04 Position encoder

Publications (3)

Publication Number Publication Date
GB8621336D0 GB8621336D0 (en) 1986-10-15
GB2194842A GB2194842A (en) 1988-03-16
GB2194842B true GB2194842B (en) 1991-01-09

Family

ID=10603668

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8621336A Expired - Lifetime GB2194842B (en) 1986-09-04 1986-09-04 Position encoder

Country Status (1)

Country Link
GB (1) GB2194842B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2645267B1 (en) * 1989-03-30 1991-07-05 Secap DEVICE AND METHOD FOR RECOGNIZING INSTANT POSITION OF MECHANICAL PARTS DRIVEN BY A STEPPING MOTOR
GB8929364D0 (en) * 1989-12-30 1990-02-28 Alcatel Business Systems Clutch and brake mechanism for franking machine
GB2253593A (en) * 1991-02-27 1992-09-16 Alcatel Business Systems Electronic print-wheel setting arrangements for postage meters.
FR2685114B1 (en) * 1991-12-17 1997-01-31 Alcatel Satmam POSTAGE MACHINE COMPRISING A ROTARY PRINTING DRUM.

Also Published As

Publication number Publication date
GB2194842A (en) 1988-03-16
GB8621336D0 (en) 1986-10-15

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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)
PE20 Patent expired after termination of 20 years

Effective date: 20060903