BR8203021A - Processo e aparelho para detectar presenca de reentrancias e saliencias - Google Patents

Processo e aparelho para detectar presenca de reentrancias e saliencias

Info

Publication number
BR8203021A
BR8203021A BR8203021A BR8203021A BR8203021A BR 8203021 A BR8203021 A BR 8203021A BR 8203021 A BR8203021 A BR 8203021A BR 8203021 A BR8203021 A BR 8203021A BR 8203021 A BR8203021 A BR 8203021A
Authority
BR
Brazil
Prior art keywords
tire
deflections
differentiator
bosses
burns
Prior art date
Application number
BR8203021A
Other languages
English (en)
Portuguese (pt)
Inventor
Jean E Engel
Original Assignee
Goodyear Tire & Rubber
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 Goodyear Tire & Rubber filed Critical Goodyear Tire & Rubber
Publication of BR8203021A publication Critical patent/BR8203021A/pt

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M17/00—Testing of vehicles
    • G01M17/007—Wheeled or endless-tracked vehicles
    • G01M17/02—Tyres

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Balance (AREA)
  • Tires In General (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Paper (AREA)
  • Tyre Moulding (AREA)
  • Transmission Of Braking Force In Braking Systems (AREA)
  • Cartons (AREA)
  • Air Bags (AREA)
  • Emergency Alarm Devices (AREA)
  • Led Device Packages (AREA)
BR8203021A 1981-06-03 1982-05-25 Processo e aparelho para detectar presenca de reentrancias e saliencias BR8203021A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/270,087 US4402218A (en) 1981-06-03 1981-06-03 Method and apparatus for sidewall bulge and valley detection

Publications (1)

Publication Number Publication Date
BR8203021A true BR8203021A (pt) 1983-05-10

Family

ID=23029859

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8203021A BR8203021A (pt) 1981-06-03 1982-05-25 Processo e aparelho para detectar presenca de reentrancias e saliencias

Country Status (10)

Country Link
US (1) US4402218A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0067783B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS57200810A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) ATE37089T1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU546034B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR8203021A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1173268A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3279001D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
MX (1) MX151103A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ZA (1) ZA823503B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4440018A (en) * 1982-01-18 1984-04-03 The Goodyear Tire & Rubber Company Tire sidewall deformation detection techniques
IT1198594B (it) * 1983-05-06 1988-12-21 Fabio Boni Apparecchiature per l'equilibramento di ruote con copertone pneumatico
DE3644733A1 (de) * 1987-01-07 1988-07-14 Vnii Metrologiceskoj Sluzby Satz von normalmassen zur attestierung und eichung von geraeten zur parametermessung bei unebenheiten von profilen und oberflaechen
JP2602863B2 (ja) * 1987-12-25 1997-04-23 株式会社ブリヂストン 空気入りタイヤの非破壊検査方法
US4896531A (en) * 1988-10-11 1990-01-30 Eagle-Picher Industries, Inc. Sidewall appearance monitor
JPH02296127A (ja) * 1989-05-10 1990-12-06 Bridgestone Corp 空気入りタイヤの欠陥検査方法
US5249460A (en) * 1991-12-16 1993-10-05 Bridgestone Corporation Method and apparatus for measuring irregular tread wear
US5245867A (en) * 1991-12-16 1993-09-21 Bridgestone Corporation Method and apparatus for measuring tire parameters
US5313827A (en) * 1992-09-28 1994-05-24 The Goodyear Tire & Rubber Company Method and apparatus for detecting ply defects in pneumatic tires
DE4304451C2 (de) * 1993-02-13 1995-12-14 Seichter Gmbh Meßsystem zur Erfassung von Unebenheiten auf der Oberfläche eines Meßobjektes
DE4403951C2 (de) * 1994-02-08 1999-03-25 Niles Simmons Industrieanlagen Meßverfahren und Meßeinrichtung für Radsätze von Schienenfahrzeugen
US5639962A (en) * 1996-03-06 1997-06-17 The Goodyear Tire & Rubber Company Enhanced tire uniformity machine data utilizing first and second derivative calculations
US6067848A (en) * 1997-03-07 2000-05-30 Bridgestone/Firestone, Inc. Portable tire uniformity measurement system and method
US6044695A (en) * 1997-09-02 2000-04-04 Datacard Corporation Apparatus and method for detecting contaminants on the surface of a card
US6050138A (en) 1997-10-22 2000-04-18 Exponent, Inc. System and method for performing bulge testing of films, coatings and/or layers
DE19849793C1 (de) * 1998-10-28 2000-03-16 Fraunhofer Ges Forschung Vorrichtung und Verfahren zur berührungslosen Erfassung von Unebenheiten in einer gewölbten Oberfläche
DE10062251C2 (de) * 2000-12-14 2002-12-12 Fraunhofer Ges Forschung Vorrichtung und Verfahren zur Qualitätsüberprüfung eines Körpers
US7369956B2 (en) * 2005-10-25 2008-05-06 Commercial Time Sharing, Inc. System for testing tire sidewall irregularities and related methods
US8011235B2 (en) * 2009-04-16 2011-09-06 Bridgestone Americas Tire Operations, Llc Apparatus and method for measuring local tire stiffness
CN108709474B (zh) * 2018-07-25 2023-09-22 广西玉柴机器股份有限公司 一种直柄刀具检测装置
CN114440746B (zh) * 2022-02-25 2023-05-23 乐捷家居股份有限公司 一种办公家具用平整度检测设备及其检测方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2251803A (en) * 1937-12-09 1941-08-05 Edwin W Pummill Tire tester
US3303571A (en) * 1964-06-22 1967-02-14 William E Veals Apparatus for testing wheel mounted inflated tires
US3490277A (en) * 1967-08-17 1970-01-20 Electronic Associates Tire testing system
US3815407A (en) * 1973-01-22 1974-06-11 Department Of Transportation Resonance tire inspection method and apparatus
FR2218807A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1973-02-19 1974-09-13 Uniroyal
US4103542A (en) * 1977-09-09 1978-08-01 Tencor Instruments Metrology instrument for measuring vertical profiles of integrated circuits
DE2916882A1 (de) * 1979-04-26 1980-11-06 Hofmann Gmbh & Co Kg Maschinen Verfahren und vorrichtung zum pruefen der einlagen in der seitenwand eines kraftfahrzeugreifens
US4258567A (en) * 1979-09-27 1981-03-31 The Firestone Tire & Rubber Company Tire sidewall deformity tester and method
JPS56122931A (en) * 1980-03-03 1981-09-26 Bridgestone Corp Method and device for checking tire

Also Published As

Publication number Publication date
EP0067783B1 (en) 1988-09-07
ATE37089T1 (de) 1988-09-15
CA1173268A (en) 1984-08-28
EP0067783A2 (en) 1982-12-22
JPS57200810A (en) 1982-12-09
AU546034B2 (en) 1985-08-08
MX151103A (es) 1984-09-28
ZA823503B (en) 1983-03-30
DE3279001D1 (en) 1988-10-13
EP0067783A3 (en) 1985-03-06
US4402218A (en) 1983-09-06
AU8439982A (en) 1982-12-09
JPH0242171B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-09-20

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 25/05/97