FR2121880A1 - - Google Patents

Info

Publication number
FR2121880A1
FR2121880A1 FR7201446A FR7201446A FR2121880A1 FR 2121880 A1 FR2121880 A1 FR 2121880A1 FR 7201446 A FR7201446 A FR 7201446A FR 7201446 A FR7201446 A FR 7201446A FR 2121880 A1 FR2121880 A1 FR 2121880A1
Authority
FR
France
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
FR7201446A
Other versions
FR2121880B1 (fr
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.)
BOSCH
Original Assignee
BOSCH
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 BOSCH filed Critical BOSCH
Publication of FR2121880A1 publication Critical patent/FR2121880A1/fr
Application granted granted Critical
Publication of FR2121880B1 publication Critical patent/FR2121880B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/4802—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage by using electronic circuits in general
    • G01P3/4807—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage by using electronic circuits in general by using circuits for the detection of the pulses delivered by the ignition system of an internal combustion engine
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P1/00—Details of instruments
    • G01P1/07—Indicating devices, e.g. for remote indication
    • G01P1/08—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers
    • G01P1/10—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers for indicating predetermined speeds
    • G01P1/103—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers for indicating predetermined speeds by comparing the value of the measured signal with one or several reference values
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P1/00—Details of instruments
    • G01P1/07—Indicating devices, e.g. for remote indication
    • G01P1/08—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers
    • G01P1/10—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers for indicating predetermined speeds
    • G01P1/106—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers for indicating predetermined speeds by comparing the time duration between two impulses with a reference time

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
FR7201446A 1971-01-15 1972-01-17 Expired FR2121880B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712101762 DE2101762A1 (de) 1971-01-15 1971-01-15 Einrichtung zur Überwachung der Drehzahl einer Brennkraftmaschine

Publications (2)

Publication Number Publication Date
FR2121880A1 true FR2121880A1 (fr) 1972-08-25
FR2121880B1 FR2121880B1 (fr) 1975-03-07

Family

ID=5795977

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7201446A Expired FR2121880B1 (fr) 1971-01-15 1972-01-17

Country Status (5)

Country Link
CH (1) CH530008A (fr)
DE (1) DE2101762A1 (fr)
ES (1) ES398898A1 (fr)
FR (1) FR2121880B1 (fr)
IT (1) IT946603B (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1199025A (fr) * 1957-05-04 1959-12-10 Bosch Gmbh Robert Installation d'injection pour moteurs à combustion
US3187202A (en) * 1962-10-25 1965-06-01 Itt Pulse-count control circuit wherein the input is sampled and inhibited upon input exceeding predetermined frequency
FR1536440A (fr) * 1967-07-07 1968-08-16 Dispositif indicateur de surrégime pour moteurs thermiques à allumage électrique
DE1279351B (de) * 1965-06-19 1968-10-03 Kernforschung Gmbh Ges Fuer Schaltungsanordnung zum Messen der Impulsfrequenz, insbesondere zum Messen von Drehzahlen

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1199025A (fr) * 1957-05-04 1959-12-10 Bosch Gmbh Robert Installation d'injection pour moteurs à combustion
US3187202A (en) * 1962-10-25 1965-06-01 Itt Pulse-count control circuit wherein the input is sampled and inhibited upon input exceeding predetermined frequency
DE1279351B (de) * 1965-06-19 1968-10-03 Kernforschung Gmbh Ges Fuer Schaltungsanordnung zum Messen der Impulsfrequenz, insbesondere zum Messen von Drehzahlen
FR1536440A (fr) * 1967-07-07 1968-08-16 Dispositif indicateur de surrégime pour moteurs thermiques à allumage électrique

Also Published As

Publication number Publication date
ES398898A1 (es) 1974-09-16
FR2121880B1 (fr) 1975-03-07
CH530008A (de) 1972-10-31
DE2101762A1 (de) 1972-07-20
IT946603B (it) 1973-05-21

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Legal Events

Date Code Title Description
ST Notification of lapse