IT1136417B - Impianto rivelatore di rotture di materiale in nastro - Google Patents

Impianto rivelatore di rotture di materiale in nastro

Info

Publication number
IT1136417B
IT1136417B IT41599/80A IT4159980A IT1136417B IT 1136417 B IT1136417 B IT 1136417B IT 41599/80 A IT41599/80 A IT 41599/80A IT 4159980 A IT4159980 A IT 4159980A IT 1136417 B IT1136417 B IT 1136417B
Authority
IT
Italy
Prior art keywords
detector system
ribbon material
material detector
ribbon
detector
Prior art date
Application number
IT41599/80A
Other languages
English (en)
Other versions
IT8041599A0 (it
Inventor
John W Cook
Voit C Drankhan
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of IT8041599A0 publication Critical patent/IT8041599A0/it
Application granted granted Critical
Publication of IT1136417B publication Critical patent/IT1136417B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/489—Digital circuits therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H26/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms
    • B65H26/02—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms responsive to presence of irregularities in running webs
    • B65H26/025—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms responsive to presence of irregularities in running webs responsive to web breakage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P1/00—Details of instruments
    • G01P1/07—Indicating devices, e.g. for remote indication
    • G01P1/08—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers
    • G01P1/10—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers for indicating predetermined speeds
    • G01P1/103—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers for indicating predetermined speeds by comparing the value of the measured signal with one or several reference values

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
  • Geophysics And Detection Of Objects (AREA)
IT41599/80A 1979-07-03 1980-07-02 Impianto rivelatore di rotture di materiale in nastro IT1136417B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/054,516 US4272688A (en) 1979-07-03 1979-07-03 Strip break detector system

Publications (2)

Publication Number Publication Date
IT8041599A0 IT8041599A0 (it) 1980-07-02
IT1136417B true IT1136417B (it) 1986-08-27

Family

ID=21991629

Family Applications (1)

Application Number Title Priority Date Filing Date
IT41599/80A IT1136417B (it) 1979-07-03 1980-07-02 Impianto rivelatore di rotture di materiale in nastro

Country Status (4)

Country Link
US (1) US4272688A (it)
JP (1) JPS5611381A (it)
FR (1) FR2464455B1 (it)
IT (1) IT1136417B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5253372A (en) * 1992-02-12 1993-10-19 Sani-Tech Industries, Inc. Apparatus for dispensing measured lengths of tubular films onto an armature
JP5845853B2 (ja) * 2011-11-29 2016-01-20 Ｊｆｅスチール株式会社 金属ストリップの破断検知システムおよび破断検知方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3429491A (en) * 1967-05-08 1969-02-25 Du Pont Break detector and shut down means
US3558069A (en) * 1969-04-01 1971-01-26 Phelps Dodge Copper Prod Safety system for strand take-up machines
JPS4898132A (it) * 1972-03-25 1973-12-13
JPS5525725Y2 (it) * 1974-05-31 1980-06-20
US4070562A (en) * 1975-08-28 1978-01-24 Nippon Soken, Inc. Acceleration/deceleration alarm system

Also Published As

Publication number Publication date
FR2464455A1 (fr) 1981-03-06
JPS5611381A (en) 1981-02-04
US4272688A (en) 1981-06-09
FR2464455B1 (fr) 1986-04-11
IT8041599A0 (it) 1980-07-02
JPH0229998B2 (it) 1990-07-03

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