FR2142501A5 - - Google Patents

Info

Publication number
FR2142501A5
FR2142501A5 FR7221832A FR7221832A FR2142501A5 FR 2142501 A5 FR2142501 A5 FR 2142501A5 FR 7221832 A FR7221832 A FR 7221832A FR 7221832 A FR7221832 A FR 7221832A FR 2142501 A5 FR2142501 A5 FR 2142501A5
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.)
Expired
Application number
FR7221832A
Other languages
French (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.)
Caterpillar Inc
Original Assignee
Caterpillar Tractor 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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Application granted granted Critical
Publication of FR2142501A5 publication Critical patent/FR2142501A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
    • G01B7/10—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance
    • G01B7/107—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance for measuring objects while moving

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
FR7221832A 1971-06-18 1972-06-16 Expired FR2142501A5 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15438671A 1971-06-18 1971-06-18

Publications (1)

Publication Number Publication Date
FR2142501A5 true FR2142501A5 (enExample) 1973-01-26

Family

ID=22551160

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7221832A Expired FR2142501A5 (enExample) 1971-06-18 1972-06-16

Country Status (3)

Country Link
US (1) US3750294A (enExample)
FR (1) FR2142501A5 (enExample)
IT (1) IT958403B (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3851396A (en) * 1973-06-01 1974-12-03 Giddings & Lewis Measuring gage for turning machines and the like
US3899832A (en) * 1974-03-11 1975-08-19 United Artists Music & Records Phonograph record profile tracer
US4138821A (en) * 1975-12-23 1979-02-13 Westinghouse Electric Corp. Pellet length and end squareness inspection apparatus
CA1044010A (en) * 1976-04-30 1978-12-12 Northern Telecom Limited Mounting of a measuring head for positioning relative to a structure
US4213319A (en) * 1978-10-05 1980-07-22 American Can Company Thickness gauge
US4240206A (en) * 1979-01-03 1980-12-23 The Boeing Company Ovality measuring device and method
US4371482A (en) * 1979-08-01 1983-02-01 Ppg Industries, Inc. Method of determining optical quality of a shaped article
US4285745A (en) * 1979-08-01 1981-08-25 Ppg Industries, Inc. Method of determining optical quality of a laminated article
US4271699A (en) * 1979-12-07 1981-06-09 Williamson Harry L Sheet thickness monitoring system and method
US4358895A (en) * 1981-06-26 1982-11-16 Colt Industries Operating Corp. Continuous contact gage for strip rolling process having floating mechanism
IT1168657B (it) * 1983-03-25 1987-05-20 Finike Italiana Marposs Apparecchio per il controllo di dimensioni lineari
JPS60159608A (ja) * 1984-01-31 1985-08-21 Taiho Kogyo Co Ltd 肉厚測定方法および装置
GB2170908A (en) * 1985-01-17 1986-08-13 Alan Walter Sills Sheet material thickness measuring equipment
US4669487A (en) * 1985-10-30 1987-06-02 Edward Frieling Identification device and method
US4864731A (en) * 1987-02-09 1989-09-12 Kile Walter F Measurement method and apparatus
DE9310528U1 (de) * 1993-07-15 1993-09-30 Mathias Bäuerle GmbH, 78112 St Georgen Papierdicken-Messvorrichtung
US6405152B1 (en) * 1998-05-18 2002-06-11 Prim Hall Enterprises, Inc. Precision calipering system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2740200A (en) * 1952-03-06 1956-04-03 West Point Mfg Co Apparatus for testing thickness of material
US2826818A (en) * 1955-03-07 1958-03-18 Cleveland Instr Company Opposed head comparator
US3579843A (en) * 1969-04-08 1971-05-25 American Gage & Machinery Co Gage with variable response amplifier

Also Published As

Publication number Publication date
IT958403B (it) 1973-10-20
US3750294A (en) 1973-08-07

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Legal Events

Date Code Title Description
ST Notification of lapse