CA927965A - Crack detector - Google Patents

Crack detector

Info

Publication number
CA927965A
CA927965A CA111446A CA111446A CA927965A CA 927965 A CA927965 A CA 927965A CA 111446 A CA111446 A CA 111446A CA 111446 A CA111446 A CA 111446A CA 927965 A CA927965 A CA 927965A
Authority
CA
Canada
Prior art keywords
crack detector
crack
detector
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
CA111446A
Other languages
English (en)
Other versions
CA111446S (en
Inventor
N. Bliss George
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.)
Diamond International Corp
Original Assignee
Diamond International Corp
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 Diamond International Corp filed Critical Diamond International Corp
Application granted granted Critical
Publication of CA927965A publication Critical patent/CA927965A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/02—Food
    • G01N33/08—Eggs, e.g. by candling
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K43/00—Testing, sorting or cleaning eggs ; Conveying devices ; Pick-up devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/045—Analysing solids by imparting shocks to the workpiece and detecting the vibrations or the acoustic waves caused by the shocks

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Food Science & Technology (AREA)
  • Analytical Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Environmental Sciences (AREA)
  • Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
CA111446A 1970-10-28 1971-04-27 Crack detector Expired CA927965A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8465770A 1970-10-28 1970-10-28

Publications (1)

Publication Number Publication Date
CA927965A true CA927965A (en) 1973-06-05

Family

ID=22186375

Family Applications (1)

Application Number Title Priority Date Filing Date
CA111446A Expired CA927965A (en) 1970-10-28 1971-04-27 Crack detector

Country Status (7)

Country Link
US (1) US3744299A (fr)
CA (1) CA927965A (fr)
DE (1) DE2147641C3 (fr)
FR (1) FR2110079A5 (fr)
GB (1) GB1361797A (fr)
IT (1) IT938890B (fr)
NL (1) NL154006B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5615777A (en) * 1995-01-17 1997-04-01 Fps Food Processing Systems Egg candling system

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4534206A (en) * 1981-04-20 1985-08-13 Mitsubishi Denki Kabushiki Kaisha Strike diagnosis apparatus
US4852029A (en) * 1987-06-17 1989-07-25 Accu-Tech Incorporated Automated material classification apparatus and method
DK157327C (da) * 1987-06-18 1990-05-07 Terpa Poultry Bv Fremgangsmaade til undersoegelse af aeg for tilstedevaerelse af revner eller huller i aegskallen ved undersoegelse af elasticiteten i denne, og apparat til udoevelse af fremgangsmaaden
GB2218288A (en) * 1988-05-05 1989-11-08 Delco Prod Overseas Switch bounce discriminator for electric motor
WO1993017318A1 (fr) * 1992-02-27 1993-09-02 United States Department Of Energy Appareil et procede de caracterisation non-invasive des oeufs
US5652386A (en) * 1993-03-03 1997-07-29 Washington University Method and apparatus for predicting sturctural integrity by estimating modal damping factor
US5836876A (en) * 1993-03-03 1998-11-17 Washington University Method and apparatus for determining bone density and diagnosing osteoporosis
US5476009A (en) * 1993-03-03 1995-12-19 Washington University Method and apparatus for determining material fatigue by measuring damping factors
NL9401388A (nl) * 1994-08-26 1996-04-01 Leuven K U Res & Dev Inrichting voor het onderzoeken van eieren.
US20030200932A1 (en) 2001-02-16 2003-10-30 Toelken L. Taizo Ultrasound quality inspection of avian eggs
EP1238582B1 (fr) * 2001-03-05 2004-06-02 FPS Food Processing Systems B.V. Procédé et dispositif de détermination des caractéristiques vibratoires des corps vibrants tel que des oeufs
JP2002323482A (ja) 2001-03-05 2002-11-08 Fps Foods Processing Syst Bv 卵等の振動物体の振動特性の判定装置および方法
US7354401B1 (en) 2002-06-19 2008-04-08 Toelken L Taizo Ultrasound sex determination for sorting of avian hatchlings
CN104515665B (zh) * 2013-09-26 2018-11-09 中广核工程有限公司 防甩击限制件的鉴定***及方法
TWI666443B (zh) * 2013-11-06 2019-07-21 日商共和機械股份有限公司 Inspection device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3097523A (en) * 1963-07-16 Sonic testing decay detector
US2412240A (en) * 1943-07-16 1946-12-10 Frank W Williams Method and means for testing for imperfections in vibratable objects
US2403999A (en) * 1944-02-22 1946-07-16 Thomas A Read Sonic method for testing metal
US2971372A (en) * 1956-09-19 1961-02-14 Lewis Ewart Gordon Ultrasonic testing apparatus
US3067605A (en) * 1957-08-09 1962-12-11 George N Bliss Cracked egg detector
GB1056088A (en) * 1965-07-30 1967-01-25 Rolls Royce A method of and apparatus for measuring the vibratory damping of a body
US3550434A (en) * 1968-01-11 1970-12-29 Arvin Systems Inc Flaw detection system and probe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5615777A (en) * 1995-01-17 1997-04-01 Fps Food Processing Systems Egg candling system

Also Published As

Publication number Publication date
DE2147641B2 (de) 1973-07-19
GB1361797A (en) 1974-07-30
NL154006B (nl) 1977-07-15
FR2110079A5 (fr) 1972-05-26
DE2147641A1 (de) 1972-05-04
US3744299A (en) 1973-07-10
NL7114695A (fr) 1972-05-03
IT938890B (it) 1973-02-10
DE2147641C3 (de) 1974-02-21

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