FR2181437A1 - - Google Patents

Info

Publication number
FR2181437A1
FR2181437A1 FR7214433A FR7214433A FR2181437A1 FR 2181437 A1 FR2181437 A1 FR 2181437A1 FR 7214433 A FR7214433 A FR 7214433A FR 7214433 A FR7214433 A FR 7214433A FR 2181437 A1 FR2181437 A1 FR 2181437A1
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
FR7214433A
Other languages
French (fr)
Other versions
FR2181437B3 (de
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.)
MEDIA MESSAGES SYSTEMES
Original Assignee
MEDIA MESSAGES SYSTEMES
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 MEDIA MESSAGES SYSTEMES filed Critical MEDIA MESSAGES SYSTEMES
Priority to FR7214433A priority Critical patent/FR2181437B3/fr
Publication of FR2181437A1 publication Critical patent/FR2181437A1/fr
Application granted granted Critical
Publication of FR2181437B3 publication Critical patent/FR2181437B3/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
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/16—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by evaluating the time-derivative of a measured speed signal
    • 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
    • G01P3/36—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V8/00—Prospecting or detecting by optical means
    • G01V8/10—Detecting, e.g. by using light barriers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
FR7214433A 1972-04-24 1972-04-24 Expired FR2181437B3 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7214433A FR2181437B3 (de) 1972-04-24 1972-04-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7214433A FR2181437B3 (de) 1972-04-24 1972-04-24

Publications (2)

Publication Number Publication Date
FR2181437A1 true FR2181437A1 (de) 1973-12-07
FR2181437B3 FR2181437B3 (de) 1975-06-20

Family

ID=9097399

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7214433A Expired FR2181437B3 (de) 1972-04-24 1972-04-24

Country Status (1)

Country Link
FR (1) FR2181437B3 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2624983A1 (fr) * 1987-12-18 1989-06-23 Kone Elevator Gmbh Procede et dispositif de detection d'objets en mouvement a des vitesses variables dans une certaine zone
EP0441771A2 (de) * 1990-02-06 1991-08-14 Katschnig, Helmut, Dr. Verfahren zur Ermittlung der Präsenz von Dampf und/oder Rauch in der Abluft eines Gerätes zum Erhitzen von Materialien sowie Vorrichtungen zur Durchführung dieses Verfahrens

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2624983A1 (fr) * 1987-12-18 1989-06-23 Kone Elevator Gmbh Procede et dispositif de detection d'objets en mouvement a des vitesses variables dans une certaine zone
EP0441771A2 (de) * 1990-02-06 1991-08-14 Katschnig, Helmut, Dr. Verfahren zur Ermittlung der Präsenz von Dampf und/oder Rauch in der Abluft eines Gerätes zum Erhitzen von Materialien sowie Vorrichtungen zur Durchführung dieses Verfahrens
EP0441771A3 (en) * 1990-02-06 1992-08-26 Katschnig, Helmut, Dr. Process for detecting the presence of damp and/or smoke in the exhaust air from a device for heating materials and apparatus for carrying out this process

Also Published As

Publication number Publication date
FR2181437B3 (de) 1975-06-20

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Legal Events

Date Code Title Description
ST Notification of lapse