CA918276A - Total indicated reading comparator circuit - Google Patents

Total indicated reading comparator circuit

Info

Publication number
CA918276A
CA918276A CA046052A CA46052A CA918276A CA 918276 A CA918276 A CA 918276A CA 046052 A CA046052 A CA 046052A CA 46052 A CA46052 A CA 46052A CA 918276 A CA918276 A CA 918276A
Authority
CA
Canada
Prior art keywords
comparator circuit
total indicated
indicated reading
reading comparator
total
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
CA046052A
Other languages
English (en)
Inventor
D. North John
A. Hubble Gerald
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.)
Micromatic Hone Corp
Original Assignee
Micromatic Hone Corp
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 Micromatic Hone Corp filed Critical Micromatic Hone Corp
Application granted granted Critical
Publication of CA918276A publication Critical patent/CA918276A/en
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
    • G01B7/28—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring contours or curvatures
    • G01B7/282—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring contours or curvatures for measuring roundness

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measurement Of Current Or Voltage (AREA)
CA046052A 1968-03-19 1969-03-18 Total indicated reading comparator circuit Expired CA918276A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71427468A 1968-03-19 1968-03-19

Publications (1)

Publication Number Publication Date
CA918276A true CA918276A (en) 1973-01-02

Family

ID=24869380

Family Applications (1)

Application Number Title Priority Date Filing Date
CA046052A Expired CA918276A (en) 1968-03-19 1969-03-18 Total indicated reading comparator circuit

Country Status (5)

Country Link
US (1) US3481466A (xx)
CA (1) CA918276A (xx)
DE (1) DE1909352B2 (xx)
FR (1) FR2004211A1 (xx)
GB (1) GB1262512A (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0611109D0 (en) † 2006-06-06 2006-07-19 Renishaw Plc A method for measuring workpieces

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2962165A (en) * 1956-04-30 1960-11-29 Sheffield Corp Gaging apparatus
DE1100978B (de) * 1958-07-11 1961-03-02 Johannes Perthen Dr Ing Verfahren und Einrichtung zum Pruefen der Oberflaechen- und Fehlgestalt eines Werkstueckes
GB981876A (en) * 1961-04-25 1965-01-27 Sheffield Twist Drill & Steel Improvements in and relating to measuring or control apparatus
US3417476A (en) * 1966-05-02 1968-12-24 Bausch & Lomb Digital measuring apparatus

Also Published As

Publication number Publication date
DE1909352A1 (de) 1969-10-23
GB1262512A (en) 1972-02-02
DE1909352B2 (de) 1971-12-23
US3481466A (en) 1969-12-02
FR2004211A1 (xx) 1969-11-21

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