GB2062992B - Digital read-out meter circuit with variable meter update rate - Google Patents

Digital read-out meter circuit with variable meter update rate

Info

Publication number
GB2062992B
GB2062992B GB8033756A GB8033756A GB2062992B GB 2062992 B GB2062992 B GB 2062992B GB 8033756 A GB8033756 A GB 8033756A GB 8033756 A GB8033756 A GB 8033756A GB 2062992 B GB2062992 B GB 2062992B
Authority
GB
United Kingdom
Prior art keywords
meter
update rate
variable
digital read
circuit
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
GB8033756A
Other languages
English (en)
Other versions
GB2062992A (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.)
Outboard Marine Corp
Original Assignee
Outboard Marine Corp
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 Outboard Marine Corp filed Critical Outboard Marine Corp
Publication of GB2062992A publication Critical patent/GB2062992A/en
Application granted granted Critical
Publication of GB2062992B publication Critical patent/GB2062992B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/08—Circuits for altering the measuring range
    • G01R15/09—Autoranging circuits
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/12—Measuring rate of change
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
    • G01R19/255—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques using analogue/digital converters of the type with counting of pulses during a period of time proportional to voltage or current, delivered by a pulse generator with fixed frequency
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
  • Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
GB8033756A 1979-11-05 1980-10-20 Digital read-out meter circuit with variable meter update rate Expired GB2062992B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/090,984 US4350952A (en) 1979-11-05 1979-11-05 Digital read-out meter circuit and tachometer with variable meter update rate using an up/down counter means

Publications (2)

Publication Number Publication Date
GB2062992A GB2062992A (en) 1981-05-28
GB2062992B true GB2062992B (en) 1984-02-01

Family

ID=22225221

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8033756A Expired GB2062992B (en) 1979-11-05 1980-10-20 Digital read-out meter circuit with variable meter update rate

Country Status (8)

Country Link
US (1) US4350952A (US20100012521A1-20100121-C00001.png)
JP (1) JPS5679257A (US20100012521A1-20100121-C00001.png)
CA (1) CA1154094A (US20100012521A1-20100121-C00001.png)
DE (1) DE3041579A1 (US20100012521A1-20100121-C00001.png)
FR (1) FR2468911A1 (US20100012521A1-20100121-C00001.png)
GB (1) GB2062992B (US20100012521A1-20100121-C00001.png)
HK (1) HK67084A (US20100012521A1-20100121-C00001.png)
IT (1) IT1147100B (US20100012521A1-20100121-C00001.png)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4742297A (en) * 1985-07-08 1988-05-03 Teleflex Incorporated Programmable cycle meter
GB8605152D0 (en) * 1986-03-03 1986-04-09 Hughes Ltd Stewart Digital tachometer
US5063578A (en) * 1990-09-24 1991-11-05 At&T Bell Laboratories Digital logic circuits for frequency multiplication
US5293125A (en) * 1992-01-17 1994-03-08 Lake Shore Cryotronics, Inc. Self-aligning tachometer with interchangeable elements for different resolution outputs
US5357451A (en) * 1993-01-07 1994-10-18 Ford Motor Company Digital system controller with programmable ranges for analog speedometer and tachometer gauges
US5495758A (en) * 1993-06-17 1996-03-05 Lake Shore Cryotronics, Inc. Tachometer assembly with integral internal wrench
US5514955A (en) * 1994-03-11 1996-05-07 Lake Shore Cryotronics, Inc. Slim profile digital tachometer including planar block and rotor having spokes and clamp
US6246233B1 (en) 1994-12-30 2001-06-12 Northstar Technologies Inc. Magnetoresistive sensor with reduced output signal jitter and temperature compensation
US6199027B1 (en) 1998-02-16 2001-03-06 Paul D. Crunk Adaptable engine tachometer device
US6259998B1 (en) 1998-02-16 2001-07-10 Paul D. Crunk Adaptable engine tachometer device
JP4561921B2 (ja) * 2008-04-04 2010-10-13 株式会社デンソー 電圧検出装置、及び電池の状態制御装置
JP2013053753A (ja) * 2011-08-31 2013-03-21 Daikin Industries Ltd 空気調和機

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3070745A (en) * 1959-11-30 1962-12-25 Paul H Serson Proton precession magnetometer
US3230457A (en) * 1961-09-25 1966-01-18 Bell Telephone Labor Inc Digital demodulator for frequencyshift keyed signals
US3531727A (en) * 1967-12-12 1970-09-29 Automated Measurements Corp Sampling rate selector
US3803486A (en) * 1970-12-23 1974-04-09 Atomic Energy Authority Uk Frequency responsive apparatus
GB1415342A (en) * 1971-11-10 1975-11-26 Philips Electronic Associated Speed measurement and indication apparatus
US3868570A (en) * 1973-09-28 1975-02-25 Chrysler Corp Electronic digital speedometer
FR2296851A1 (fr) * 1975-01-03 1976-07-30 Hofmann Maschf Geb Procede et dispositif pour l'affichage numerique de valeurs electriques de mesure et/ou d'essai
GB1429621A (en) * 1975-01-20 1976-03-24 Mcmullin T A Display systems
US4031466A (en) * 1975-05-05 1977-06-21 The Pioneer Electric And Research Corporation Digital photo-optical tachometer
US4140970A (en) * 1977-09-08 1979-02-20 Sangamo Weston, Inc. Apparatus for controlling an odometer and speedometer system of a vehicle
US4151466A (en) * 1977-12-05 1979-04-24 Ford Motor Company Digital speedometer with index counter control of display

Also Published As

Publication number Publication date
JPS6342752B2 (US20100012521A1-20100121-C00001.png) 1988-08-25
HK67084A (en) 1984-08-31
GB2062992A (en) 1981-05-28
FR2468911B1 (US20100012521A1-20100121-C00001.png) 1984-06-29
IT8050064A0 (it) 1980-11-03
US4350952A (en) 1982-09-21
IT1147100B (it) 1986-11-19
JPS5679257A (en) 1981-06-29
FR2468911A1 (fr) 1981-05-08
DE3041579A1 (de) 1981-08-27
DE3041579C2 (US20100012521A1-20100121-C00001.png) 1991-02-21
CA1154094A (en) 1983-09-20

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Legal Events

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

Effective date: 19941020