FR2422160B1 - - Google Patents

Info

Publication number
FR2422160B1
FR2422160B1 FR7906985A FR7906985A FR2422160B1 FR 2422160 B1 FR2422160 B1 FR 2422160B1 FR 7906985 A FR7906985 A FR 7906985A FR 7906985 A FR7906985 A FR 7906985A FR 2422160 B1 FR2422160 B1 FR 2422160B1
Authority
FR
France
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
FR7906985A
Other languages
French (fr)
Other versions
FR2422160A1 (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.)
Goodyear Tire and Rubber Co
Original Assignee
Goodyear Tire and Rubber Co
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 and Rubber Co filed Critical Goodyear Tire and Rubber Co
Publication of FR2422160A1 publication Critical patent/FR2422160A1/fr
Application granted granted Critical
Publication of FR2422160B1 publication Critical patent/FR2422160B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G01M17/027—Tyres using light, e.g. infrared, ultraviolet or holographic techniques
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/021—Interferometers using holographic techniques

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Tires In General (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Tyre Moulding (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
FR7906985A 1978-04-03 1979-03-20 Procede pour determiner la position en profondeur de decollements a l'interieur d'un pneu Granted FR2422160A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/892,546 US4234256A (en) 1978-04-03 1978-04-03 Determining depth location of separations within a tire

Publications (2)

Publication Number Publication Date
FR2422160A1 FR2422160A1 (fr) 1979-11-02
FR2422160B1 true FR2422160B1 (enExample) 1984-05-25

Family

ID=25400103

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7906985A Granted FR2422160A1 (fr) 1978-04-03 1979-03-20 Procede pour determiner la position en profondeur de decollements a l'interieur d'un pneu

Country Status (8)

Country Link
US (1) US4234256A (enExample)
JP (2) JPS54136366A (enExample)
BR (1) BR7901876A (enExample)
CA (1) CA1108445A (enExample)
DE (1) DE2913601A1 (enExample)
FR (1) FR2422160A1 (enExample)
GB (1) GB2018455B (enExample)
LU (1) LU81102A1 (enExample)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4392745A (en) * 1981-04-06 1983-07-12 Industrial Holographics, Inc. Tilt head camera for interferometric analysis of tires
US4425039A (en) 1982-05-07 1984-01-10 Industrial Holographics, Inc. Apparatus for the practice of double exposure interferometric non-destructive testing
US4506981A (en) * 1982-10-14 1985-03-26 The B. F. Goodrich Company Method for detection of blown beads in pneumatic tires
DE3303876A1 (de) * 1983-02-05 1984-08-09 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München Holografisches differenzverfahren
WO1985003123A1 (en) * 1984-01-05 1985-07-18 Industrial Holographics, Inc. Apparatus for the practice of double exposure interferometric non-destructive testing
US4612797A (en) * 1984-06-27 1986-09-23 Rockwell International Corporation Leak locating and mapping system and method
DE3429062A1 (de) * 1984-08-07 1986-02-20 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Vorrichtung zur messung der laufzeit von elektromagnetischen wellen
AT389009B (de) * 1986-01-03 1989-10-10 Semperit Ag Reifenpruefgeraet
DE3624589A1 (de) * 1986-07-21 1988-01-28 Reiff Albert Kg Verfahren und einrichtung zur zerstoerungsfreien pruefung von fahrzeugreifen
FR2672684B1 (fr) * 1991-02-13 1994-02-04 Aerospatiale Ste Nationale Indle Procede et dispositif de controle non destructif par interferometrie holographique d'enceintes en materiau composite bobine sur liner metallique.
DE19516842C2 (de) * 1994-05-06 2003-10-23 Fraunhofer Ges Forschung Bestimmung mechanischer Spannungs- oder Verschiebungsfelder
US5786533A (en) * 1996-04-17 1998-07-28 Michelin North America, Inc. Method for analyzing a separation in a deformable structure
DE19748544C1 (de) * 1997-11-03 1999-07-08 Ettemeyer Gmbh & Co Mes Und Pr Verfahren und Vorrichtung zur Prüfung von elastischen konkaven Gegenständen
EP1043578B1 (de) * 1999-04-09 2004-10-13 Steinbichler Optotechnik Gmbh Optisches Prüfgerät für Reifen
DE19944314C2 (de) * 1999-09-03 2003-03-13 Steinbichler Optotechnik Gmbh Prüfgerät für Reifen
US6367884B1 (en) 2001-07-02 2002-04-09 Robert D. Fogal, Sr. Wheel with window and method for viewing the interior of a tire wheel assembly under dynamic conditions
US6575538B2 (en) 2001-07-02 2003-06-10 International Marketing, Inc. Wheel and method for viewing the interior of a tire wheel assembly under dynamic conditions
US7436504B2 (en) * 2003-09-10 2008-10-14 Shear Graphics, Llc Non-destructive testing and imaging
US6934018B2 (en) * 2003-09-10 2005-08-23 Shearographics, Llc Tire inspection apparatus and method
DE102006015123B4 (de) * 2006-03-31 2008-03-20 Mähner, Bernward Vorrichtung und Verfahren zum Prüfen eines Reifens, insbesondere mittels eines interferometrischen Messverfahrens
US8915129B2 (en) * 2009-06-15 2014-12-23 Michelin Recherche Et Technique S.A. Tire carcass cable depth gauge and method of use
EP2353890A1 (en) * 2010-01-29 2011-08-10 Snap-on Equipment Srl a unico socio Apparatus and method of determing geometrical dimensions of a tyre with optical sensors
JP5670161B2 (ja) * 2010-11-25 2015-02-18 東洋ゴム工業株式会社 タイヤの検査装置
EP3106860B1 (en) 2014-02-12 2020-01-29 The Yokohama Rubber Co., Ltd. Tire inner surface imaging method and device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1261542A (en) * 1968-05-02 1972-01-26 Uniroyal Inc Holographic testing of pneumatic tires
US3860346A (en) * 1970-02-18 1975-01-14 Gco Method of compensating for gross object motion in real time holographic interferometry
US3649127A (en) * 1970-04-20 1972-03-14 Gc Optronics Inc Holographic interferometric method of detecting anomalies in laminate structure by reinforcing one layer
JPS5542322B2 (enExample) * 1973-01-29 1980-10-30
DE2312435C3 (de) * 1973-03-13 1978-06-08 Opto-Produkte Ag, Zuerich (Schweiz) Holographische Anordnung zur Ermittlung unregelmäßiger Verformungen durch zerstörungsfreie Werkstoffprüfung
DE2615081A1 (de) * 1976-04-07 1977-10-20 Opto Produkte Ag Holographische anordnung zur zerstoerungsfreien pruefung von rotationssymmetrischen koerpern, insbesondere fahrzeugreifen
DE2641516A1 (de) * 1976-09-15 1978-03-16 Opto Produkte Ag Reifenpruefgeraet
JPS6032331B2 (ja) * 1980-03-12 1985-07-27 ケイディディ株式会社 磁気光学記録媒体
DE3606653A1 (de) * 1986-02-28 1987-09-03 Mankiewicz Gebr & Co Zielobjekt

Also Published As

Publication number Publication date
GB2018455B (en) 1982-05-06
JPS6216450U (enExample) 1987-01-31
GB2018455A (en) 1979-10-17
LU81102A1 (fr) 1979-06-19
JPS54136366A (en) 1979-10-23
BR7901876A (pt) 1979-11-27
CA1108445A (en) 1981-09-08
DE2913601A1 (de) 1979-10-04
FR2422160A1 (fr) 1979-11-02
JPS6227868Y2 (enExample) 1987-07-17
US4234256A (en) 1980-11-18

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Legal Events

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