CA983144A - Crane trolley indicator - Google Patents

Crane trolley indicator

Info

Publication number
CA983144A
CA983144A CA185,456A CA185456A CA983144A CA 983144 A CA983144 A CA 983144A CA 185456 A CA185456 A CA 185456A CA 983144 A CA983144 A CA 983144A
Authority
CA
Canada
Prior art keywords
indicator
crane trolley
trolley
crane
trolley indicator
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
CA185,456A
Other versions
CA185456S (en
Inventor
Eldon F. Cording
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.)
HEEDE INTERNATIONAL Inc
Original Assignee
HEEDE INTERNATIONAL 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 HEEDE INTERNATIONAL Inc filed Critical HEEDE INTERNATIONAL Inc
Application granted granted Critical
Publication of CA983144A publication Critical patent/CA983144A/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
    • B66C13/00—Other constructional features or details
    • B66C13/18—Control systems or devices
    • B66C13/46—Position indicators for suspended loads or for crane elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
    • B66C9/14—Trolley or crane travel drives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C2700/00—Cranes
    • B66C2700/03—Cranes with arms or jibs; Multiple cranes
    • B66C2700/0385—Cranes with trolleys movable along adjustable or slewable arms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Jib Cranes (AREA)
CA185,456A 1972-11-24 1973-11-09 Crane trolley indicator Expired CA983144A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US30921572A 1972-11-24 1972-11-24

Publications (1)

Publication Number Publication Date
CA983144A true CA983144A (en) 1976-02-03

Family

ID=23197204

Family Applications (1)

Application Number Title Priority Date Filing Date
CA185,456A Expired CA983144A (en) 1972-11-24 1973-11-09 Crane trolley indicator

Country Status (2)

Country Link
US (1) US3796322A (en)
CA (1) CA983144A (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3883859A (en) * 1972-12-29 1975-05-13 Edward F Ancheta Load height indication
US4122957A (en) * 1977-10-06 1978-10-31 The Raymond Corporation Lift truck having height indicating means
US4334217A (en) * 1980-05-02 1982-06-08 Rig Electronics Ltd. Electronic control indicator for cable hoist equipment
CN1079078C (en) * 1999-06-30 2002-02-13 西安建筑科技大学 High-safety protecting system and method for monitoring running state of tower crane
US7062962B2 (en) * 2004-04-09 2006-06-20 The Regents Of The University Of California Portable apparatus and method for measuring hydraulic features in rivers and streams
US9156167B2 (en) * 2007-05-15 2015-10-13 Trimble Navigation Limited Determining an autonomous position of a point of interest on a lifting device
US8103438B2 (en) 2007-09-26 2012-01-24 Trimble Navigation Limited Method and system for automatically directing traffic on a site
US8144000B2 (en) * 2007-09-26 2012-03-27 Trimble Navigation Limited Collision avoidance
US8081108B2 (en) * 2008-01-07 2011-12-20 Trimble Navigation Limited Autonomous projection of global navigation satellite orbits
US8054181B2 (en) * 2008-04-09 2011-11-08 Trimble Navigation Limited Terrestial-signal based exclusion zone compliance
US7898409B2 (en) * 2008-04-09 2011-03-01 Trimble Navigation Limited Circuit for exclusion zone compliance
US7911379B2 (en) 2008-08-18 2011-03-22 Trimble Navigation Limited Construction equipment component location tracking
US8514058B2 (en) * 2008-08-18 2013-08-20 Trimble Navigation Limited Construction equipment component location tracking
US8224518B2 (en) * 2008-08-18 2012-07-17 Trimble Navigation Limited Automated recordation of crane inspection activity
US20100070179A1 (en) * 2008-09-17 2010-03-18 Cameron John F Providing an autonomous position of a point of interest to a lifting device to avoid collision
CN105668435B (en) * 2016-02-29 2017-05-31 芜湖合建路桥机械有限公司 A kind of motion stabilization type derrick crane

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2434138A (en) * 1946-03-11 1948-01-06 Cyril S Adams Load indicator for cranes
US3566386A (en) * 1968-02-06 1971-02-23 Eaton Yale & Towne Crane angle indicating system
US3542161A (en) * 1968-08-23 1970-11-24 Eaton Yale & Towne Load height indicator for industrial trucks

Also Published As

Publication number Publication date
US3796322A (en) 1974-03-12

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