ITMI930407V0 - EQUIPMENT FOR THE CLASSIFICATION OF LEATHER DEFECTS - Google Patents

EQUIPMENT FOR THE CLASSIFICATION OF LEATHER DEFECTS

Info

Publication number
ITMI930407V0
ITMI930407V0 ITMI930407U ITMI930407U ITMI930407V0 IT MI930407 V0 ITMI930407 V0 IT MI930407V0 IT MI930407 U ITMI930407 U IT MI930407U IT MI930407 U ITMI930407 U IT MI930407U IT MI930407 V0 ITMI930407 V0 IT MI930407V0
Authority
IT
Italy
Prior art keywords
classification
equipment
leather defects
leather
defects
Prior art date
Application number
ITMI930407U
Other languages
Italian (it)
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 filed Critical
Publication of ITMI930407V0 publication Critical patent/ITMI930407V0/en
Publication of ITMI930407U1 publication Critical patent/ITMI930407U1/en

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/89Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/34Sorting according to other particular properties
    • B07C5/342Sorting according to other particular properties according to optical properties, e.g. colour
    • CCHEMISTRY; METALLURGY
    • C14SKINS; HIDES; PELTS; LEATHER
    • C14BMECHANICAL TREATMENT OR PROCESSING OF SKINS, HIDES OR LEATHER IN GENERAL; PELT-SHEARING MACHINES; INTESTINE-SPLITTING MACHINES
    • C14B1/00Manufacture of leather; Machines or devices therefor
    • C14B1/28Machines for treating leather combined with devices for measuring and printing
    • CCHEMISTRY; METALLURGY
    • C14SKINS; HIDES; PELTS; LEATHER
    • C14BMECHANICAL TREATMENT OR PROCESSING OF SKINS, HIDES OR LEATHER IN GENERAL; PELT-SHEARING MACHINES; INTESTINE-SPLITTING MACHINES
    • C14B17/00Details of apparatus or machines for manufacturing or treating skins, hides, leather, or furs
    • C14B17/005Inspecting hides or furs
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/44Resins; Plastics; Rubber; Leather
    • G01N33/447Leather

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Pathology (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Textile Engineering (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
IT93MI000407U 1992-05-19 1993-05-14 EQUIPMENT FOR THE CLASSIFICATION OF LEATHER DEFECTS ITMI930407U1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4216469A DE4216469A1 (en) 1992-05-19 1992-05-19 Defect classification system for skin to be used to make leather - analyses infrared radiation distribution transmitted through tanned stretched skin in wet-blue state and passed between heat-radiating quartz lamps and CCD or line camera.

Publications (2)

Publication Number Publication Date
ITMI930407V0 true ITMI930407V0 (en) 1993-05-14
ITMI930407U1 ITMI930407U1 (en) 1993-11-19

Family

ID=6459202

Family Applications (2)

Application Number Title Priority Date Filing Date
IT93MI000995A IT1264457B1 (en) 1992-05-19 1993-05-14 EQUIPMENT FOR THE CLASSIFICATION OF DEFECTS IN LEATHER
IT93MI000407U ITMI930407U1 (en) 1992-05-19 1993-05-14 EQUIPMENT FOR THE CLASSIFICATION OF LEATHER DEFECTS

Family Applications Before (1)

Application Number Title Priority Date Filing Date
IT93MI000995A IT1264457B1 (en) 1992-05-19 1993-05-14 EQUIPMENT FOR THE CLASSIFICATION OF DEFECTS IN LEATHER

Country Status (2)

Country Link
DE (1) DE4216469A1 (en)
IT (2) IT1264457B1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPN800796A0 (en) * 1996-02-09 1996-03-07 Unisearch Limited Visual inspection system for leather hide
AU734329B2 (en) * 1996-02-09 2001-06-07 Unisearch Limited Visual inspection system for leather hide
DE19824304A1 (en) * 1998-05-28 1999-12-02 Maass Ruth Apparatus for classifying pieces of leather, having a camera to scan the leather on a digitizing bed and a computer to evaluate the data
DE19944394C2 (en) * 1999-09-16 2001-10-18 Manfred Luetz Process and device for the optimal utilization of semi-finished leather products
DE10121594A1 (en) * 2001-05-03 2002-11-07 Kannegiesser H Gmbh Co Fabric quality control spreads fabric over a transparent drum, with an inner light source, and a line camera to register the light passing through and detect holes and other faults
DE10211293A1 (en) * 2002-03-14 2003-09-25 Basf Ag Process for automated surface control and surface correction
FR2864668B1 (en) * 2003-12-26 2006-05-26 Ct Tech Cuir Chaussure Maroqui DEFECT CARTOGRAPHY METHOD ON A LEATHER
WO2011030360A1 (en) * 2009-09-11 2011-03-17 Camoga S.P.A. Machine for automatic detection of flaws on pieces made of leather or similar material
AT509382B1 (en) * 2010-01-18 2011-12-15 Wollsdorf Leder Schmidt & Co Gmbh TEST EQUIPMENT FOR DETERMINING THE QUALITY OF LEATHER
WO2012060726A1 (en) * 2010-11-04 2012-05-10 Couro Azul - Indústria E Comércio De Couros, Sa Process to detect defects in leather
CN104316540A (en) * 2014-09-22 2015-01-28 浙江西雅普康大制革有限公司 Pore alarm apparatus for synthetic leather processing
TWI818235B (en) 2018-05-22 2023-10-11 荷蘭商耐克創新有限合夥公司 Leather inspection apparatus and method for detecting inconsistencies on a surface of hide
CN111257332A (en) * 2020-01-20 2020-06-09 扬州哈工博视科技有限公司 Leather flaw detection machine
EP4158590B1 (en) * 2020-05-29 2025-10-29 Conceria Pasubio S.p.A. Method and apparatus for identifying possible surface defects of a leather hide

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3120861A (en) * 1960-07-14 1964-02-11 Western Pine Ass Method and apparatus for identifying and evaluating surface characteristics of forest products
US3843890A (en) * 1973-07-27 1974-10-22 Du Pont Optical-electrical web inspection system
US4211132A (en) * 1977-11-21 1980-07-08 E. I. Du Pont De Nemours And Company Apparatus for on-line defect zoning
GB2055194B (en) * 1979-08-04 1983-07-27 Wilson & Sons Ltd Edward Skin categorising apparatus
DE3325125C1 (en) * 1983-07-12 1985-02-14 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Arrangement for marking defects on fast moving material webs
JPH0674112B2 (en) * 1986-04-23 1994-09-21 三菱重工業株式会社 Automatic sorting device for sheet paper
DE3639636C2 (en) * 1986-11-20 1996-04-18 Robert Prof Dr Ing Massen Automatic inspection of textile webs
FR2620229A1 (en) * 1987-09-03 1989-03-10 Aria Sarl Detection method, device and assembly for providing information to an optoelectronic detector and applications, in particular to cutting a skin
DD278409A1 (en) * 1988-12-20 1990-05-02 Schuh Design Veb METHOD FOR THE AUTOMATIC FLAKE DETECTION OF LEATHER SHOES
US5036190A (en) * 1990-02-05 1991-07-30 Opex Corporation Method and apparatus for candling envelopes

Also Published As

Publication number Publication date
IT1264457B1 (en) 1996-09-23
ITMI930995A0 (en) 1993-05-14
ITMI930407U1 (en) 1993-11-19
DE4216469A1 (en) 1993-11-25
ITMI930995A1 (en) 1994-11-14

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