FR2663743B1 - DEVICE AND METHOD FOR TESTING THE FIRMNESS OF AN OBJECT OR A PRODUCT. - Google Patents

DEVICE AND METHOD FOR TESTING THE FIRMNESS OF AN OBJECT OR A PRODUCT.

Info

Publication number
FR2663743B1
FR2663743B1 FR9107719A FR9107719A FR2663743B1 FR 2663743 B1 FR2663743 B1 FR 2663743B1 FR 9107719 A FR9107719 A FR 9107719A FR 9107719 A FR9107719 A FR 9107719A FR 2663743 B1 FR2663743 B1 FR 2663743B1
Authority
FR
France
Prior art keywords
firmness
testing
product
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 - Fee Related
Application number
FR9107719A
Other languages
French (fr)
Other versions
FR2663743A1 (en
Inventor
Dawson George Albert
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.)
NZ GOVERNMENT
Original Assignee
NZ GOVERNMENT
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 NZ GOVERNMENT filed Critical NZ GOVERNMENT
Publication of FR2663743A1 publication Critical patent/FR2663743A1/en
Application granted granted Critical
Publication of FR2663743B1 publication Critical patent/FR2663743B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/40—Investigating hardness or rebound hardness
    • G01N3/48—Investigating hardness or rebound hardness by performing impressions under impulsive load by indentors, e.g. falling ball
    • 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
    • G01N33/025—Fruits or vegetables

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Measuring Leads Or Probes (AREA)
FR9107719A 1990-06-22 1991-06-24 DEVICE AND METHOD FOR TESTING THE FIRMNESS OF AN OBJECT OR A PRODUCT. Expired - Fee Related FR2663743B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NZ234200A NZ234200A (en) 1990-06-22 1990-06-22 Testing firmness of fruit by measuring deceleration of driven impact member

Publications (2)

Publication Number Publication Date
FR2663743A1 FR2663743A1 (en) 1991-12-27
FR2663743B1 true FR2663743B1 (en) 1994-04-29

Family

ID=19923280

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9107719A Expired - Fee Related FR2663743B1 (en) 1990-06-22 1991-06-24 DEVICE AND METHOD FOR TESTING THE FIRMNESS OF AN OBJECT OR A PRODUCT.

Country Status (4)

Country Link
JP (1) JPH04279840A (en)
FR (1) FR2663743B1 (en)
IT (1) IT1249929B (en)
NZ (1) NZ234200A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2122918B1 (en) * 1996-11-18 1999-08-01 Espan Food Mach DEVICE FOR NON-DESTRUCTIVE MEASUREMENT OF THE FIRMNESS OF FRUITS.
ES2192948B2 (en) * 2001-07-20 2005-10-16 Universidad Politecnica De Madrid FIRMING SENSOR OF FRUITS BY IMPACT.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1179835A (en) * 1957-07-24 1959-05-28 Device for determining the degree of ripeness of pulpy fruits
US3421364A (en) * 1965-08-04 1969-01-14 Gkn Group Services Ltd Methods of and apparatus for measuring the hardness of materials
GB1172776A (en) * 1967-08-04 1969-12-03 Gkn Group Services Ltd Improvements relating to Apparatus for Measuring the Hardness of the Materials.
US3587857A (en) * 1968-11-14 1971-06-28 Us Agriculture Device for sorting fruit
GB8626711D0 (en) * 1986-11-08 1986-12-10 Syrinx Innovations Measuring firmness

Also Published As

Publication number Publication date
JPH04279840A (en) 1992-10-05
IT1249929B (en) 1995-03-30
FR2663743A1 (en) 1991-12-27
ITTO910481A1 (en) 1992-12-21
ITTO910481A0 (en) 1991-06-21
NZ234200A (en) 1994-11-25

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Legal Events

Date Code Title Description
ST Notification of lapse