IT958403B - Dispositivo rivelatore di spessore per materiale mobile in foglio - Google Patents

Dispositivo rivelatore di spessore per materiale mobile in foglio

Info

Publication number
IT958403B
IT958403B IT50945/72A IT5094572A IT958403B IT 958403 B IT958403 B IT 958403B IT 50945/72 A IT50945/72 A IT 50945/72A IT 5094572 A IT5094572 A IT 5094572A IT 958403 B IT958403 B IT 958403B
Authority
IT
Italy
Prior art keywords
sheet
detector device
mobile material
thickness detector
thickness
Prior art date
Application number
IT50945/72A
Other languages
English (en)
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 IT958403B publication Critical patent/IT958403B/it

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)
IT50945/72A 1971-06-18 1972-06-16 Dispositivo rivelatore di spessore per materiale mobile in foglio IT958403B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT958403B true IT958403B (it) 1973-10-20

Family

ID=22551160

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50945/72A IT958403B (it) 1971-06-18 1972-06-16 Dispositivo rivelatore di spessore per materiale mobile in foglio

Country Status (3)

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

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
US4285745A (en) * 1979-08-01 1981-08-25 Ppg Industries, Inc. Method of determining optical quality of a laminated article
US4371482A (en) * 1979-08-01 1983-02-01 Ppg Industries, Inc. Method of determining optical quality of a shaped 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
FR2142501A5 (it) 1973-01-26
US3750294A (en) 1973-08-07

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