CA933624A - Crane angle indicating system - Google Patents

Crane angle indicating system

Info

Publication number
CA933624A
CA933624A CA038995A CA38995A CA933624A CA 933624 A CA933624 A CA 933624A CA 038995 A CA038995 A CA 038995A CA 38995 A CA38995 A CA 38995A CA 933624 A CA933624 A CA 933624A
Authority
CA
Canada
Prior art keywords
indicating system
angle indicating
crane angle
crane
indicating
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
CA038995A
Inventor
W. Hamilton Martin
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.)
Eaton Corp
Original Assignee
Eaton Yale and Towne Inc
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 Eaton Yale and Towne Inc filed Critical Eaton Yale and Towne Inc
Application granted granted Critical
Publication of CA933624A publication Critical patent/CA933624A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/88—Safety gear
    • B66C23/90—Devices for indicating or limiting lifting moment
    • B66C23/905—Devices for indicating or limiting lifting moment electrical

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Control And Safety Of Cranes (AREA)
  • Emergency Alarm Devices (AREA)
  • Jib Cranes (AREA)
CA038995A 1968-02-06 1968-12-30 Crane angle indicating system Expired CA933624A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70344468A 1968-02-06 1968-02-06

Publications (1)

Publication Number Publication Date
CA933624A true CA933624A (en) 1973-09-11

Family

ID=24825420

Family Applications (1)

Application Number Title Priority Date Filing Date
CA038995A Expired CA933624A (en) 1968-02-06 1968-12-30 Crane angle indicating system

Country Status (3)

Country Link
US (1) US3566386A (en)
CA (1) CA933624A (en)
GB (1) GB1254323A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3710368A (en) * 1971-02-25 1973-01-09 Eaton Corp Boom angle indication system
US3796322A (en) * 1972-11-24 1974-03-12 Heede Int Inc Crane trolley indicator
US3833130A (en) * 1973-04-20 1974-09-03 Krupp Gmbh Safety device for a top boom pivotally mounted on a crane boom
US3826321A (en) * 1973-05-25 1974-07-30 Trans Sonics Inc Load weighing system for cranes with rotatable booms
US3961685A (en) * 1974-12-23 1976-06-08 Morita Pump Kabushiki Kaisha Ladder working limit based ladder stopping device for aerial ladder truck
US3999169A (en) * 1975-01-06 1976-12-21 The United States Of America As Represented By The Secretary Of The Navy Real time control for digital computer utilizing real time clock resident in the central processor
US3966017A (en) * 1975-02-12 1976-06-29 Morita Pump Kabushiki Kaisha Working range indicating device for aerial ladder truck
US4132004A (en) * 1976-01-30 1979-01-02 Gte Sylvania Incorporated Remote fixture aiming device
US4205308A (en) * 1977-11-21 1980-05-27 Fmc Corporation Programmable alarm system for marine loading arms
EP0029768B1 (en) * 1979-11-12 1986-04-23 FMC EUROPE S.A. Société anonyme dite: Process and apparatus for watching and controlling an articulated fluid-transfer arm for linking a ship to a platform in the sea
SE436436B (en) * 1981-06-18 1984-12-10 Eurotrade Machine Pool Ab DEPTH METER FOR EXCAVATORS
US7856727B2 (en) * 2008-10-21 2010-12-28 Agatec Independent position sensor and a system to determine the position of a tool on a works machine using position sensors

Also Published As

Publication number Publication date
DE1904422A1 (en) 1970-08-27
GB1254323A (en) 1971-11-17
DE1904422B2 (en) 1972-12-07
US3566386A (en) 1971-02-23

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