FR848897A - Method and apparatus for checking the torsion of helical grooves in bores - Google Patents

Method and apparatus for checking the torsion of helical grooves in bores

Info

Publication number
FR848897A
FR848897A FR848897DA FR848897A FR 848897 A FR848897 A FR 848897A FR 848897D A FR848897D A FR 848897DA FR 848897 A FR848897 A FR 848897A
Authority
FR
France
Prior art keywords
bores
torsion
checking
helical grooves
helical
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
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.)
MAN AG
Original Assignee
MAN Maschinenfabrik Augsburg Nuernberg AG
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 MAN Maschinenfabrik Augsburg Nuernberg AG filed Critical MAN Maschinenfabrik Augsburg Nuernberg AG
Application granted granted Critical
Publication of FR848897A publication Critical patent/FR848897A/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
    • G01B3/00—Measuring instruments characterised by the use of mechanical techniques
    • G01B3/46—Plug gauges for internal dimensions with engaging surfaces which are at a fixed distance, although they may be preadjustable
    • G01B3/48—Plug gauges for internal dimensions with engaging surfaces which are at a fixed distance, although they may be preadjustable for internal screw-threads
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
    • G01B5/16—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures between a succession of regularly spaced objects or regularly spaced apertures
    • G01B5/163—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures between a succession of regularly spaced objects or regularly spaced apertures of screw-threads

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)
FR848897D 1938-01-20 1939-01-16 Method and apparatus for checking the torsion of helical grooves in bores Expired FR848897A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEM140405D DE722177C (en) 1938-01-20 1938-01-20 Method and device for testing the twist of screw-shaped grooves in bores

Publications (1)

Publication Number Publication Date
FR848897A true FR848897A (en) 1939-11-08

Family

ID=7334568

Family Applications (1)

Application Number Title Priority Date Filing Date
FR848897D Expired FR848897A (en) 1938-01-20 1939-01-16 Method and apparatus for checking the torsion of helical grooves in bores

Country Status (3)

Country Link
DE (1) DE722177C (en)
FR (1) FR848897A (en)
GB (1) GB509994A (en)

Also Published As

Publication number Publication date
GB509994A (en) 1939-01-09
DE722177C (en) 1942-07-03

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