CH281330A - Method and device for determining the mean deviation of a variable quantity from its mean value, in particular for determining the mean deviation of the substance cross-section of fiber ribbons, rovings and yarns. - Google Patents

Method and device for determining the mean deviation of a variable quantity from its mean value, in particular for determining the mean deviation of the substance cross-section of fiber ribbons, rovings and yarns.

Info

Publication number
CH281330A
CH281330A CH281330DA CH281330A CH 281330 A CH281330 A CH 281330A CH 281330D A CH281330D A CH 281330DA CH 281330 A CH281330 A CH 281330A
Authority
CH
Switzerland
Prior art keywords
determining
mean
mean deviation
rovings
yarns
Prior art date
Application number
Other languages
German (de)
Inventor
Zellweger Ag Apparate-Ma Uster
Original Assignee
Zellweger Ag Apparate & Maschi
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 Zellweger Ag Apparate & Maschi filed Critical Zellweger Ag Apparate & Maschi
Publication of CH281330A publication Critical patent/CH281330A/en

Links

Classifications

    • 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
    • B65H63/064—Electronic slub detector using capacitor sensing means, i.e. the defect signal is a variation of impedance
    • 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)
  • Textile Engineering (AREA)
  • Quality & Reliability (AREA)
CH281330D 1949-03-15 1950-01-26 Method and device for determining the mean deviation of a variable quantity from its mean value, in particular for determining the mean deviation of the substance cross-section of fiber ribbons, rovings and yarns. CH281330A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH681477X 1949-03-15
CH281330T 1950-01-26

Publications (1)

Publication Number Publication Date
CH281330A true CH281330A (en) 1952-02-29

Family

ID=25732086

Family Applications (1)

Application Number Title Priority Date Filing Date
CH281330D CH281330A (en) 1949-03-15 1950-01-26 Method and device for determining the mean deviation of a variable quantity from its mean value, in particular for determining the mean deviation of the substance cross-section of fiber ribbons, rovings and yarns.

Country Status (1)

Country Link
CH (1) CH281330A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1218743B (en) * 1958-03-06 1966-06-08 Tno Device for measuring and monitoring, in particular of textile threads or yarns with at least one measuring capacitor in the branch of a capacitance measuring bridge
DE1220157B (en) * 1960-04-08 1966-06-30 Zellweger A G Device for measuring the mean value of an electrical voltage over time
DE3050619C2 (en) * 1980-10-24 1988-12-29 Michail Michajlovic Gorbov

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1218743B (en) * 1958-03-06 1966-06-08 Tno Device for measuring and monitoring, in particular of textile threads or yarns with at least one measuring capacitor in the branch of a capacitance measuring bridge
DE1220157B (en) * 1960-04-08 1966-06-30 Zellweger A G Device for measuring the mean value of an electrical voltage over time
DE3050619C2 (en) * 1980-10-24 1988-12-29 Michail Michajlovic Gorbov

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