CA1108445A - Interferomic determination of separations within a tire - Google Patents

Interferomic determination of separations within a tire

Info

Publication number
CA1108445A
CA1108445A CA322,418A CA322418A CA1108445A CA 1108445 A CA1108445 A CA 1108445A CA 322418 A CA322418 A CA 322418A CA 1108445 A CA1108445 A CA 1108445A
Authority
CA
Canada
Prior art keywords
tire
separation
pressures
depth
lines
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
CA322,418A
Other languages
English (en)
French (fr)
Inventor
Robert W. Yeager
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
Application granted granted Critical
Publication of CA1108445A publication Critical patent/CA1108445A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M17/00Testing of vehicles
    • G01M17/007Wheeled or endless-tracked vehicles
    • G01M17/02Tyres
    • G01M17/027Tyres using light, e.g. infrared, ultraviolet or holographic techniques
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00Measuring instruments characterised by the use of optical techniques
    • G01B9/02Interferometers
    • G01B9/021Interferometers 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)
  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Tires In General (AREA)
  • Tyre Moulding (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
CA322,418A 1978-04-03 1979-02-27 Interferomic determination of separations within a tire Expired CA1108445A (en)

Applications Claiming Priority (2)

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
US892,546 1978-04-03

Publications (1)

Publication Number Publication Date
CA1108445A true CA1108445A (en) 1981-09-08

Family

ID=25400103

Family Applications (1)

Application Number Title Priority Date Filing Date
CA322,418A Expired CA1108445A (en) 1978-04-03 1979-02-27 Interferomic determination of separations within a tire

Country Status (8)

Country Link
US (1) US4234256A (cg-RX-API-DMAC7.html)
JP (2) JPS54136366A (cg-RX-API-DMAC7.html)
BR (1) BR7901876A (cg-RX-API-DMAC7.html)
CA (1) CA1108445A (cg-RX-API-DMAC7.html)
DE (1) DE2913601A1 (cg-RX-API-DMAC7.html)
FR (1) FR2422160A1 (cg-RX-API-DMAC7.html)
GB (1) GB2018455B (cg-RX-API-DMAC7.html)
LU (1) LU81102A1 (cg-RX-API-DMAC7.html)

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
EP0167530A1 (en) * 1984-01-05 1986-01-15 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
DE19944314C2 (de) * 1999-09-03 2003-03-13 Steinbichler Optotechnik Gmbh Prüfgerät für Reifen
EP1043578B1 (de) 1999-04-09 2004-10-13 Steinbichler Optotechnik Gmbh Optisches Prüfgerät für Reifen
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
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
US6934018B2 (en) * 2003-09-10 2005-08-23 Shearographics, Llc Tire inspection apparatus and method
US7436504B2 (en) * 2003-09-10 2008-10-14 Shear Graphics, Llc Non-destructive testing and imaging
DE102006015123B4 (de) 2006-03-31 2008-03-20 Mähner, Bernward Vorrichtung und Verfahren zum Prüfen eines Reifens, insbesondere mittels eines interferometrischen Messverfahrens
EP2443430B1 (en) * 2009-06-15 2020-11-04 Compagnie Générale des Etablissements Michelin Method of measuring the depth of a cable in a tire
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
US9741109B2 (en) 2014-02-12 2017-08-22 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 (cg-RX-API-DMAC7.html) * 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
JPS6216450U (cg-RX-API-DMAC7.html) 1987-01-31
GB2018455A (en) 1979-10-17
GB2018455B (en) 1982-05-06
FR2422160A1 (fr) 1979-11-02
DE2913601A1 (de) 1979-10-04
BR7901876A (pt) 1979-11-27
US4234256A (en) 1980-11-18
FR2422160B1 (cg-RX-API-DMAC7.html) 1984-05-25
JPS54136366A (en) 1979-10-23
LU81102A1 (fr) 1979-06-19
JPS6227868Y2 (cg-RX-API-DMAC7.html) 1987-07-17

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Legal Events

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MKEX Expiry