CH472155A - Appareil de comptage reversible - Google Patents

Appareil de comptage reversible

Info

Publication number
CH472155A
CH472155A CH28668A CH28668A CH472155A CH 472155 A CH472155 A CH 472155A CH 28668 A CH28668 A CH 28668A CH 28668 A CH28668 A CH 28668A CH 472155 A CH472155 A CH 472155A
Authority
CH
Switzerland
Prior art keywords
counting device
reversible counting
reversible
counting
Prior art date
Application number
CH28668A
Other languages
English (en)
Inventor
James Darling Peter
John Uren Albert Norman
Original Assignee
Nat Res Dev
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 Nat Res Dev filed Critical Nat Res Dev
Publication of CH472155A publication Critical patent/CH472155A/fr

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
    • H03K5/26—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being duration, interval, position, frequency, or sequence
    • 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
    • G01D5/12—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 using electric or magnetic means
    • G01D5/244—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 using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/245—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 using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains using a variable number of pulses in a train
    • G01D5/2451—Incremental encoders
    • 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
    • G01D5/266—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 by interferometric means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
CH28668A 1967-01-09 1968-01-09 Appareil de comptage reversible CH472155A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0067/67A GB1190842A (en) 1967-01-09 1967-01-09 Improvements in or relating to Reversible Counting Apparatus

Publications (1)

Publication Number Publication Date
CH472155A true CH472155A (fr) 1969-04-30

Family

ID=9715606

Family Applications (1)

Application Number Title Priority Date Filing Date
CH28668A CH472155A (fr) 1967-01-09 1968-01-09 Appareil de comptage reversible

Country Status (3)

Country Link
US (1) US3562498A (fr)
CH (1) CH472155A (fr)
GB (1) GB1190842A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2098881A5 (fr) * 1970-07-30 1972-03-10 Sopelem
US3931498A (en) * 1972-04-19 1976-01-06 The Black Clawson Company Cutoff saw
US5305333A (en) * 1992-12-31 1994-04-19 North American Philips Corporation Method and apparatus for amplitude modulation of laser light

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2656106A (en) * 1942-08-10 1953-10-20 Howard P Stabler Shaft position indicator having reversible counting means
US2918215A (en) * 1947-08-13 1959-12-22 Rd Elihu Root Counting devices
US2833476A (en) * 1954-04-26 1958-05-06 Link Aviation Inc Reversible counter
US3015064A (en) * 1956-03-30 1961-12-26 North American Aviation Inc Bidirectional electronic counter
US3165680A (en) * 1960-09-06 1965-01-12 Westinghouse Electric Corp Digital position control servosystem
US3255378A (en) * 1961-04-12 1966-06-07 Gen Precision Inc Reversible counter
BE631718A (fr) * 1962-05-04

Also Published As

Publication number Publication date
US3562498A (en) 1971-02-09
GB1190842A (en) 1970-05-06

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Legal Events

Date Code Title Description
PL Patent ceased