FR1143611A - Method and apparatus for detecting imperfections in yarns or the like - Google Patents

Method and apparatus for detecting imperfections in yarns or the like

Info

Publication number
FR1143611A
FR1143611A FR1143611DA FR1143611A FR 1143611 A FR1143611 A FR 1143611A FR 1143611D A FR1143611D A FR 1143611DA FR 1143611 A FR1143611 A FR 1143611A
Authority
FR
France
Prior art keywords
yarns
detecting imperfections
imperfections
detecting
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
Other languages
French (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.)
West Point Manufacturing Co
Original Assignee
West Point Manufacturing 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 West Point Manufacturing Co filed Critical West Point Manufacturing Co
Application granted granted Critical
Publication of FR1143611A publication Critical patent/FR1143611A/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
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H63/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package
    • B65H63/06—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package responsive to presence of irregularities in running material, e.g. for severing the material at irregularities ; Control of the correct working of the yarn cleaner
    • B65H63/062—Electronic slub detector
    • B65H63/065—Electronic slub detector using photo-electric sensing means, i.e. the defect signal is a variation of light energy
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/30—Handled filamentary material
    • B65H2701/31—Textiles threads or artificial strands of filaments

Landscapes

  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Textile Engineering (AREA)
  • Quality & Reliability (AREA)
FR1143611D 1954-02-24 1954-07-24 Method and apparatus for detecting imperfections in yarns or the like Expired FR1143611A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US321169XA 1954-02-24 1954-02-24

Publications (1)

Publication Number Publication Date
FR1143611A true FR1143611A (en) 1957-10-03

Family

ID=21863191

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1143611D Expired FR1143611A (en) 1954-02-24 1954-07-24 Method and apparatus for detecting imperfections in yarns or the like

Country Status (2)

Country Link
CH (1) CH321169A (en)
FR (1) FR1143611A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1139997B (en) * 1959-09-11 1962-11-22 Zellweger A G Method and device for the detection and elimination of faulty, spontaneous changes in cross-section in textile material, in particular in yarns, rovings and tapes
DE1209774B (en) * 1960-11-11 1966-01-27 Licentia Gmbh Arrangement for evaluating error signals determined with a scanning device
US3351926A (en) * 1964-06-05 1967-11-07 Gen Electric Apparatus and method for detecting leaks in evacuated systems

Also Published As

Publication number Publication date
CH321169A (en) 1957-04-30

Similar Documents

Publication Publication Date Title
FR1150424A (en) Method and apparatus for checking irregularity in streams of textile or the like
FR1105565A (en) Method and apparatus for the production of dispersed dust
FR1134153A (en) Yarns and methods and apparatus for making such yarns
FR1143611A (en) Method and apparatus for detecting imperfections in yarns or the like
CH331800A (en) Method and device for dry spinning
BE612505A (en) Method and apparatus for measuring viscosity
FR1072694A (en) Method and apparatus for measuring the transport concentration in a hydraulic transport installation
FR1267195A (en) Apparatus and method for measuring permeabilities
FR1123916A (en) Method and machine for drying fabrics or the like
FR1091308A (en) Method and apparatus for obtaining special yarns
FR66770E (en) Method and apparatus for measuring the instantaneous plasticity of plastics
BE602074A (en) Method and apparatus for measuring a quantity
FR1139259A (en) Method and apparatus for testing tires, belts and the like
FR1149355A (en) Method and apparatus for drying filaments, fibers, threads and the like
FR1177159A (en) Method and apparatus for measuring forces or pressures
FR1109849A (en) Method and apparatus for drying coal or the like
FR1113990A (en) Method and device for crimping thermoplastic yarns
BE609908A (en) Method and apparatus for forming thermoplastic fibers
FR1139629A (en) Method and apparatus for filling jars or the like
FR1351012A (en) Method and apparatus for detecting surface defects
FR1108538A (en) Dedusting process and apparatus for carrying out this or similar process
FR1104175A (en) Method and instruments for measuring threads and the like
FR1311220A (en) Method and apparatus for the automatic inspection and segregation of articles, in particular spools of yarn
FR1167882A (en) Method and apparatus for the concentration of solutions
FR1486590A (en) Improved method and apparatus for measuring profiles