CA990797A - Apparatus and method for linearizing the output of a normally nonlinear radio frequency thickness gauge - Google Patents

Apparatus and method for linearizing the output of a normally nonlinear radio frequency thickness gauge

Info

Publication number
CA990797A
CA990797A CA190,007A CA190007A CA990797A CA 990797 A CA990797 A CA 990797A CA 190007 A CA190007 A CA 190007A CA 990797 A CA990797 A CA 990797A
Authority
CA
Canada
Prior art keywords
linearizing
output
radio frequency
thickness gauge
frequency thickness
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.)
Expired
Application number
CA190,007A
Other languages
English (en)
Other versions
CA190007S (en
Inventor
Gerald F. Scherf
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.)
OI Glass Inc
Original Assignee
Owens Illinois Inc
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 Owens Illinois Inc filed Critical Owens Illinois Inc
Application granted granted Critical
Publication of CA990797A publication Critical patent/CA990797A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/26—Arbitrary function generators
    • G06G7/28—Arbitrary function generators for synthesising functions by piecewise approximation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B15/00—Measuring arrangements characterised by the use of electromagnetic waves or particle radiation, e.g. by the use of microwaves, X-rays, gamma rays or electrons
    • G01B15/02—Measuring arrangements characterised by the use of electromagnetic waves or particle radiation, e.g. by the use of microwaves, X-rays, gamma rays or electrons for measuring thickness
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Electromagnetism (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
CA190,007A 1973-01-31 1974-01-11 Apparatus and method for linearizing the output of a normally nonlinear radio frequency thickness gauge Expired CA990797A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US32845373A 1973-01-31 1973-01-31

Publications (1)

Publication Number Publication Date
CA990797A true CA990797A (en) 1976-06-08

Family

ID=23281053

Family Applications (1)

Application Number Title Priority Date Filing Date
CA190,007A Expired CA990797A (en) 1973-01-31 1974-01-11 Apparatus and method for linearizing the output of a normally nonlinear radio frequency thickness gauge

Country Status (7)

Country Link
US (1) US3779378A (enExample)
JP (1) JPS5734481B2 (enExample)
CA (1) CA990797A (enExample)
DE (1) DE2402595C3 (enExample)
FR (1) FR2216557B1 (enExample)
GB (1) GB1455212A (enExample)
IT (1) IT1000493B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2434736C3 (de) * 1974-07-19 1980-06-19 Hauni-Werke Koerber & Co Kg, 2050 Hamburg Verfahren und Anordnung zum Prüfen der Umhüllung stabf örmiger Artikel der tabakverarbeitenden Industrie
JPS5582906A (en) * 1978-12-20 1980-06-23 Japan Tobacco Inc Radiation density detector
US5132631A (en) * 1990-03-21 1992-07-21 A. E., Inc. Glass surface coating detector
US5532605A (en) * 1994-10-27 1996-07-02 Agr International, Inc. Container inspection apparatus having diameter measuring means and associated method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3393799A (en) * 1966-12-21 1968-07-23 Owens Illinois Inc Apparatus for measuring the thickness of dielectric members
JPS4317541Y1 (enExample) * 1967-12-14 1968-07-20
US3541435A (en) * 1968-04-22 1970-11-17 Reliance Electric & Eng Co Noncontact dimension comparator employing constant frequency and amplitude pickup vibration
US3708064A (en) * 1971-03-16 1973-01-02 Owens Illinois Inc Method and apparatus for inspecting dielectric members

Also Published As

Publication number Publication date
DE2402595A1 (de) 1974-08-01
GB1455212A (en) 1976-11-10
JPS5734481B2 (enExample) 1982-07-23
FR2216557B1 (enExample) 1976-05-07
IT1000493B (it) 1976-03-30
DE2402595C3 (de) 1978-06-22
US3779378A (en) 1973-12-18
DE2402595B2 (de) 1977-10-20
JPS49112648A (enExample) 1974-10-26
FR2216557A1 (enExample) 1974-08-30

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