AT383419B - DEVICE FOR CONTACT-FREE THICKNESS MEASUREMENT OF ROD-SHAPED OBJECTS WITH AN APPROXIMATELY CIRCULAR CROSS-SECTION, IN PARTICULAR TREE TRUNKS OR THE LIKE. - Google Patents

DEVICE FOR CONTACT-FREE THICKNESS MEASUREMENT OF ROD-SHAPED OBJECTS WITH AN APPROXIMATELY CIRCULAR CROSS-SECTION, IN PARTICULAR TREE TRUNKS OR THE LIKE.

Info

Publication number
AT383419B
AT383419B AT239582A AT239582A AT383419B AT 383419 B AT383419 B AT 383419B AT 239582 A AT239582 A AT 239582A AT 239582 A AT239582 A AT 239582A AT 383419 B AT383419 B AT 383419B
Authority
AT
Austria
Prior art keywords
rod
contact
section
circular cross
thickness measurement
Prior art date
Application number
AT239582A
Other languages
German (de)
Other versions
ATA239582A (en
Inventor
Johannes Dr Riegl
Original Assignee
Steyr Daimler Puch 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 Steyr Daimler Puch Ag filed Critical Steyr Daimler Puch Ag
Priority to AT239582A priority Critical patent/AT383419B/en
Priority to DE19833322469 priority patent/DE3322469A1/en
Publication of ATA239582A publication Critical patent/ATA239582A/en
Application granted granted Critical
Publication of AT383419B publication Critical patent/AT383419B/en

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
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/08—Measuring arrangements characterised by the use of optical techniques for measuring diameters

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
AT239582A 1982-06-22 1982-06-22 DEVICE FOR CONTACT-FREE THICKNESS MEASUREMENT OF ROD-SHAPED OBJECTS WITH AN APPROXIMATELY CIRCULAR CROSS-SECTION, IN PARTICULAR TREE TRUNKS OR THE LIKE. AT383419B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AT239582A AT383419B (en) 1982-06-22 1982-06-22 DEVICE FOR CONTACT-FREE THICKNESS MEASUREMENT OF ROD-SHAPED OBJECTS WITH AN APPROXIMATELY CIRCULAR CROSS-SECTION, IN PARTICULAR TREE TRUNKS OR THE LIKE.
DE19833322469 DE3322469A1 (en) 1982-06-22 1983-06-22 Device for contactless thickness measurement of rod-shaped objects having an approximately circular cross-section, in particular tree trunks or the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT239582A AT383419B (en) 1982-06-22 1982-06-22 DEVICE FOR CONTACT-FREE THICKNESS MEASUREMENT OF ROD-SHAPED OBJECTS WITH AN APPROXIMATELY CIRCULAR CROSS-SECTION, IN PARTICULAR TREE TRUNKS OR THE LIKE.

Publications (2)

Publication Number Publication Date
ATA239582A ATA239582A (en) 1986-11-15
AT383419B true AT383419B (en) 1987-07-10

Family

ID=3533568

Family Applications (1)

Application Number Title Priority Date Filing Date
AT239582A AT383419B (en) 1982-06-22 1982-06-22 DEVICE FOR CONTACT-FREE THICKNESS MEASUREMENT OF ROD-SHAPED OBJECTS WITH AN APPROXIMATELY CIRCULAR CROSS-SECTION, IN PARTICULAR TREE TRUNKS OR THE LIKE.

Country Status (2)

Country Link
AT (1) AT383419B (en)
DE (1) DE3322469A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103575224A (en) * 2012-07-20 2014-02-12 东北林业大学 Principle for measuring log diameter class in double laser symmetric positioning microwave mode
FR3013828B1 (en) * 2013-11-22 2018-03-02 Societe Forestiere De La Caisse Des Depots Et Consignations DEVICE FOR MEASURING THE DIAMETER OF WOOD ON A REMOTE FOOT
CN107607053B (en) * 2017-09-20 2019-09-20 浙江农林大学 A kind of standing tree tree breast diameter survey method based on machine vision and three-dimensional reconstruction

Also Published As

Publication number Publication date
ATA239582A (en) 1986-11-15
DE3322469A1 (en) 1983-12-22

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee