BR7807018A - Sistema de indicacao do comprimento de lanca - Google Patents

Sistema de indicacao do comprimento de lanca

Info

Publication number
BR7807018A
BR7807018A BR7807018A BR7807018A BR7807018A BR 7807018 A BR7807018 A BR 7807018A BR 7807018 A BR7807018 A BR 7807018A BR 7807018 A BR7807018 A BR 7807018A BR 7807018 A BR7807018 A BR 7807018A
Authority
BR
Brazil
Prior art keywords
indication system
length indication
bow length
bow
length
Prior art date
Application number
BR7807018A
Other languages
English (en)
Inventor
D Densmore
Original Assignee
Koehring 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 Koehring Co filed Critical Koehring Co
Publication of BR7807018A publication Critical patent/BR7807018A/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/04—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving
    • G01B7/042—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving for measuring length

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control And Safety Of Cranes (AREA)
  • Jib Cranes (AREA)
BR7807018A 1977-12-16 1978-10-25 Sistema de indicacao do comprimento de lanca BR7807018A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/861,370 US4130940A (en) 1977-12-16 1977-12-16 Boom length sensing and indicating system with self-synchronization

Publications (1)

Publication Number Publication Date
BR7807018A true BR7807018A (pt) 1979-08-14

Family

ID=25335611

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7807018A BR7807018A (pt) 1977-12-16 1978-10-25 Sistema de indicacao do comprimento de lanca

Country Status (4)

Country Link
US (1) US4130940A (pt)
BR (1) BR7807018A (pt)
DE (1) DE2854255A1 (pt)
ES (1) ES474744A1 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3913516A1 (de) * 1989-04-25 1990-10-31 Century Ii Gmbh Mobilkrane Vorrichtung zur messung der ausfahrlaengen von teleskopauslegerschuessen eines kranauslegers
US5560118A (en) * 1994-10-26 1996-10-01 Plummer; Lew E. Linear position transducer
DE19839027C1 (de) * 1998-08-27 2000-02-10 Asm Automation Sensorik Messte Meßseil-Wegsensor
EA012939B1 (ru) * 2008-02-18 2010-02-26 Закрытое Акционерное Общество "Критерий" Устройство для измерения вылета двухсекционной телескопической стрелы грузоподъемной машины
EA012940B1 (ru) * 2008-02-18 2010-02-26 Закрытое Акционерное Общество "Критерий" Устройство для измерения вылета телескопической стрелы грузоподъемной машины
CN105444710B (zh) * 2014-08-21 2018-05-25 中联重科股份有限公司 多级伸缩结构行程测量装置和多级伸缩结构
CN108975169A (zh) * 2018-10-18 2018-12-11 徐州市凯诺机械有限公司 一种起重机的限位报警系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3780440A (en) * 1971-07-21 1973-12-25 Ideal Aerosmith Inc Measuring instrument
US3812589A (en) * 1972-05-25 1974-05-28 Dillon W & Co Inc Boom length indicator

Also Published As

Publication number Publication date
ES474744A1 (es) 1979-03-16
US4130940A (en) 1978-12-26
DE2854255A1 (de) 1979-06-21

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