FR2081922A1 - DEVICE FOR MEASURING THE SPEED OF A MOVING SURFACE WITHOUT CONTACT WITH IT - Google Patents

DEVICE FOR MEASURING THE SPEED OF A MOVING SURFACE WITHOUT CONTACT WITH IT

Info

Publication number
FR2081922A1
FR2081922A1 FR7108733A FR7108733A FR2081922A1 FR 2081922 A1 FR2081922 A1 FR 2081922A1 FR 7108733 A FR7108733 A FR 7108733A FR 7108733 A FR7108733 A FR 7108733A FR 2081922 A1 FR2081922 A1 FR 2081922A1
Authority
FR
France
Prior art keywords
measuring
speed
contact
moving surface
moving
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.)
Withdrawn
Application number
FR7108733A
Other languages
French (fr)
Inventor
E.Konrad Charles
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of FR2081922A1 publication Critical patent/FR2081922A1/en
Withdrawn legal-status Critical Current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
    • G01P3/36—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
FR7108733A 1970-03-13 1971-03-12 DEVICE FOR MEASURING THE SPEED OF A MOVING SURFACE WITHOUT CONTACT WITH IT Withdrawn FR2081922A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1927670A 1970-03-13 1970-03-13

Publications (1)

Publication Number Publication Date
FR2081922A1 true FR2081922A1 (en) 1971-12-10

Family

ID=21792348

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7108733A Withdrawn FR2081922A1 (en) 1970-03-13 1971-03-12 DEVICE FOR MEASURING THE SPEED OF A MOVING SURFACE WITHOUT CONTACT WITH IT

Country Status (2)

Country Link
DE (1) DE2111883A1 (en)
FR (1) FR2081922A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0051490A1 (en) * 1980-11-04 1982-05-12 Aga Navigation Aids Limited A speed indicating system
EP0070446A2 (en) * 1981-07-17 1983-01-26 Tesa S.A. Device for the incremental optical detection of the relative displacements of two material objects
DE3918665A1 (en) * 1989-06-08 1990-12-13 Bhs Bayerische Berg METHOD AND DEVICE FOR CONTROLLING A FORMAT LENGTH CUTTING OF MATERIALS

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4307530A1 (en) * 1993-03-10 1994-09-15 Kodak Ag Method and arrangement for contactless measurement of the speed of an object

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0051490A1 (en) * 1980-11-04 1982-05-12 Aga Navigation Aids Limited A speed indicating system
EP0070446A2 (en) * 1981-07-17 1983-01-26 Tesa S.A. Device for the incremental optical detection of the relative displacements of two material objects
EP0070446A3 (en) * 1981-07-17 1985-09-25 Tesa S.A. Device for the incremental optical detection of the relative displacements of two material objects
DE3918665A1 (en) * 1989-06-08 1990-12-13 Bhs Bayerische Berg METHOD AND DEVICE FOR CONTROLLING A FORMAT LENGTH CUTTING OF MATERIALS
US5095219A (en) * 1989-06-08 1992-03-10 BHS-Bayerische Berg -,Hutten- und Salzwerke AG Method and arrangement for controlling the cutting of webs of material to the correct design length

Also Published As

Publication number Publication date
DE2111883A1 (en) 1971-10-07

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Legal Events

Date Code Title Description
ST Notification of lapse