GB1563642A - Alternating electronic pulse emitters - Google Patents

Alternating electronic pulse emitters Download PDF

Info

Publication number
GB1563642A
GB1563642A GB24839/77A GB2483977A GB1563642A GB 1563642 A GB1563642 A GB 1563642A GB 24839/77 A GB24839/77 A GB 24839/77A GB 2483977 A GB2483977 A GB 2483977A GB 1563642 A GB1563642 A GB 1563642A
Authority
GB
United Kingdom
Prior art keywords
light
disc
holes
hole
row
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
Application number
GB24839/77A
Other languages
English (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.)
Wayne Fueling Systems Sweden AB
Original Assignee
Ljungmans Verkstader AB
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 Ljungmans Verkstader AB filed Critical Ljungmans Verkstader AB
Publication of GB1563642A publication Critical patent/GB1563642A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/06—Indicating or recording devices
    • G01F15/061—Indicating or recording devices for remote indication
    • G01F15/063—Indicating or recording devices for remote indication using electrical means
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G23/00—Auxiliary devices for weighing apparatus
    • G01G23/18—Indicating devices, e.g. for remote indication; Recording devices; Scales, e.g. graduated
    • G01G23/36—Indicating the weight by electrical means, e.g. using photoelectric cells
    • G01G23/37—Indicating the weight by electrical means, e.g. using photoelectric cells involving digital counting
    • G01G23/375—Indicating the weight by electrical means, e.g. using photoelectric cells involving digital counting during the movement of a coded element
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/22—Analogue/digital converters pattern-reading type
    • H03M1/24—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip
    • H03M1/28—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding
    • H03M1/30—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding incremental
    • H03M1/303—Circuits or methods for processing the quadrature signals
    • H03M1/305—Circuits or methods for processing the quadrature signals for detecting the direction of movement
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/60—Analogue/digital converters with intermediate conversion to frequency of pulses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Optical Transform (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Measuring Volume Flow (AREA)
  • Radiation-Therapy Devices (AREA)
GB24839/77A 1976-06-30 1977-06-14 Alternating electronic pulse emitters Expired GB1563642A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7607443A SE400002B (sv) 1976-06-30 1976-06-30 Vexlande elektronisk pulsgivare

Publications (1)

Publication Number Publication Date
GB1563642A true GB1563642A (en) 1980-03-26

Family

ID=20328336

Family Applications (1)

Application Number Title Priority Date Filing Date
GB24839/77A Expired GB1563642A (en) 1976-06-30 1977-06-14 Alternating electronic pulse emitters

Country Status (6)

Country Link
DE (1) DE2722844C2 (enExample)
DK (1) DK150837C (enExample)
FI (1) FI63126C (enExample)
GB (1) GB1563642A (enExample)
NO (1) NO144028C (enExample)
SE (1) SE400002B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2215070A (en) * 1988-02-17 1989-09-13 Gerber Scientific Instr Co Indexing and manufacture of aperture disc for photoexposure

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3942857C1 (en) * 1989-12-23 1991-05-16 Schwelm Tanksysteme Gmbh, 5830 Schwelm, De Petrol pump with rotating piston measurer - driving light-interrupting disc for control generating light pulses for price calculator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2215070A (en) * 1988-02-17 1989-09-13 Gerber Scientific Instr Co Indexing and manufacture of aperture disc for photoexposure
GB2215070B (en) * 1988-02-17 1992-09-30 Gerber Scientific Instr Co Photohead system for positioning an aperture wheel and method of making an aperture disc

Also Published As

Publication number Publication date
DK150837B (da) 1987-06-29
SE400002B (sv) 1978-03-06
DE2722844A1 (de) 1978-01-05
FI63126C (fi) 1983-04-11
SE7607443L (sv) 1977-12-31
NO772127L (no) 1978-01-02
FI63126B (fi) 1982-12-31
NO144028C (no) 1981-06-03
FI771935A7 (enExample) 1977-12-31
DK291377A (da) 1977-12-31
DE2722844C2 (de) 1982-10-28
NO144028B (no) 1981-02-23
DK150837C (da) 1988-01-18

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee