GB1334341A - Warning systems for load handling equipment - Google Patents

Warning systems for load handling equipment

Info

Publication number
GB1334341A
GB1334341A GB2428772A GB2428772A GB1334341A GB 1334341 A GB1334341 A GB 1334341A GB 2428772 A GB2428772 A GB 2428772A GB 2428772 A GB2428772 A GB 2428772A GB 1334341 A GB1334341 A GB 1334341A
Authority
GB
United Kingdom
Prior art keywords
boom
load
memory
actual
reached
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
GB2428772A
Other languages
English (en)
Inventor
Charles F Kezer
Soo C Chung
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.)
Litton Industries Inc
Original Assignee
Litton Industries 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 Litton Industries Inc filed Critical Litton Industries Inc
Publication of GB1334341A publication Critical patent/GB1334341A/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)
  • Jib Cranes (AREA)
GB2428772A 1971-05-25 1972-05-23 Warning systems for load handling equipment Expired GB1334341A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14668271A 1971-05-25 1971-05-25

Publications (1)

Publication Number Publication Date
GB1334341A true GB1334341A (en) 1973-10-17

Family

ID=22518508

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2428772A Expired GB1334341A (en) 1971-05-25 1972-05-23 Warning systems for load handling equipment

Country Status (5)

Country Link
US (1) US3740534A (de)
JP (1) JPS5830238B1 (de)
CA (1) CA974623A (de)
DE (1) DE2225153B2 (de)
GB (1) GB1334341A (de)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4057792A (en) * 1970-01-21 1977-11-08 Ludwig Pietzsch Overload safety device for telescopic cranes
US4039084A (en) * 1971-07-06 1977-08-02 Tadano Ironworks Co., Ltd. Safety-guard for a crane
US4003482A (en) * 1972-11-27 1977-01-18 Societe Anonyme Dite: Potain Poclain Materiel Safety device for a crane
US3833130A (en) * 1973-04-20 1974-09-03 Krupp Gmbh Safety device for a top boom pivotally mounted on a crane boom
US3819922A (en) * 1973-05-02 1974-06-25 Forney Eng Co Crane load and radius indicating system
US3866200A (en) * 1973-07-25 1975-02-11 Forney International Load measuring and overload warning system
GB1500501A (en) * 1974-04-10 1978-02-08 Pye Ltd Crane load indicating arrangement
US4047617A (en) * 1974-11-28 1977-09-13 Hans Tax Luffing crane with overload protection mechanism
US3961685A (en) * 1974-12-23 1976-06-08 Morita Pump Kabushiki Kaisha Ladder working limit based ladder stopping device for aerial ladder truck
DE2504445C2 (de) * 1975-02-04 1977-03-24 Krueger & Co Kg Vorrichtung zur ueberwachung des lastmomentes eines verstellbaren kranauslegers
US4052602A (en) * 1975-08-14 1977-10-04 Forney Engineering Company Load and radius indicating system
GB1523967A (en) * 1976-05-14 1978-09-06 Pye Electronic Prod Ltd Load indicating arrangement
DE2659755B2 (de) * 1976-12-31 1978-10-12 Krueger & Co Kg, 4300 Essen Vorrichtung zum Abgeben eines Sollwertsignals für eine Überwachungseinrichtung eines Auslegerkranes o.dgl
FR2390366A1 (fr) * 1977-05-13 1978-12-08 Preux Roger Controleur d'etat de charge, notamment pour engin de levage
US4150803A (en) * 1977-10-05 1979-04-24 Fernandez Carlos P Two axes controller
US4178591A (en) * 1978-06-21 1979-12-11 Eaton Corporation Crane operating aid with operator interaction
USRE32366E (en) * 1980-06-30 1987-03-03 Jlg Industries, Inc. Boom limit safety control circuit
US4395706A (en) * 1980-06-30 1983-07-26 Jlg Industries, Inc. Boom limit safety control circuit
US4456093A (en) * 1981-06-16 1984-06-26 Interstate Electronics Corp. Control system for aerial work platform machine and method of controlling an aerial work platform machine
US4544071A (en) * 1982-06-30 1985-10-01 Fmc Corporation External pendant pay-out system with anti-droop control
US4532595A (en) * 1982-12-02 1985-07-30 Kruger Gmbh & Co. Kg Load-monitoring system for boom-type crane
US4736633A (en) * 1986-03-25 1988-04-12 Fmc Corporation Multipurpose lifting and pulling vehicle
US4833615A (en) * 1986-10-15 1989-05-23 A.G.A. Credit System for the protection of an aerial device having a pivotable boom
GB2250108B (en) * 1990-10-31 1995-02-08 Samsung Heavy Ind Control system for automatically controlling actuators of an excavator
US5461803A (en) * 1994-03-23 1995-10-31 Caterpillar Inc. System and method for determining the completion of a digging portion of an excavation work cycle
CA2255105C (en) * 1997-12-05 2006-01-31 Grove U.S. L.L.C. Luffing angle measurement system
US6496766B1 (en) 1999-03-01 2002-12-17 North Carolina State University Crane monitoring and data retrieval systems and method
DE10122142A1 (de) * 2001-05-08 2002-11-21 Krusche Lagertechnik Ag System und Verfahren zur Messung einer horizontalen Auslenkung eines Lastaufnahmemittels
US6779961B2 (en) 2001-10-29 2004-08-24 Ingersoll-Rand Company Material handler with electronic load chart
US6991119B2 (en) 2002-03-18 2006-01-31 Jlg Industries, Inc. Measurement system and method for assessing lift vehicle stability
US7014054B2 (en) 2002-07-01 2006-03-21 Jlg Industries, Inc. Overturning moment measurement system
US20040200644A1 (en) * 2003-04-08 2004-10-14 Alan Paine Safe load lifting measurement device
US8783477B2 (en) * 2009-10-08 2014-07-22 Caterpillar Inc. Lightweight high-performance pipelayer
DE102010008155B4 (de) * 2010-02-16 2013-02-28 Wolffkran Holding Ag Wippausleger-Turmkran
CN105908798B (zh) 2011-04-29 2019-01-04 久益环球表层采矿公司 控制工业机械的挖掘操作
US8620536B2 (en) 2011-04-29 2013-12-31 Harnischfeger Technologies, Inc. Controlling a digging operation of an industrial machine
DE102011107754B4 (de) * 2011-06-10 2021-07-22 Liebherr-Werk Ehingen Gmbh Winkelbezogenes Verfahren zur Überwachung der Kransicherheit während des Rüstvorgangs, sowie Kran und Kransteuerung
AU2015200234B2 (en) 2014-01-21 2019-02-28 Joy Global Surface Mining Inc Controlling a crowd parameter of an industrial machine
US20140320293A1 (en) * 2014-07-08 2014-10-30 Caterpillar Inc. Operator alert and height limitation system for load carrying machines
US9753525B2 (en) * 2014-12-23 2017-09-05 Intel Corporation Systems and methods for core droop mitigation based on license state
US10875753B2 (en) 2018-09-20 2020-12-29 Manitou Equipment America, Llc Telehandler boom extension monitoring system
CN109632284B (zh) * 2019-01-24 2024-07-09 重庆市特种设备检测研究院 一种起重力矩限制器性能测试方法
CN114323118A (zh) * 2021-11-26 2022-04-12 广西电网有限责任公司北海供电局 一种电动抢修塔在线监测与预警系统及其使用方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3534355A (en) * 1967-03-28 1970-10-13 Dole Valve Co Load warning device
US3505514A (en) * 1967-11-13 1970-04-07 Eaton Yale & Towne Load warning device
US3549876A (en) * 1968-03-07 1970-12-22 Eaton Yale & Towne Crane operating radius indicator
US3641551A (en) * 1968-12-19 1972-02-08 Grove Mfg Co Safe load control system for telescopic crane booms
US3618064A (en) * 1969-08-20 1971-11-02 Eaton Yale & Towne Crane computer
US3638211A (en) * 1969-10-08 1972-01-25 Litton Systems Inc Crane safety system
US3631537A (en) * 1970-01-26 1971-12-28 Harnischfeger Corp Calibration circuit for boom crane load safety device

Also Published As

Publication number Publication date
CA974623A (en) 1975-09-16
DE2225153B2 (de) 1980-05-29
JPS5830238B1 (de) 1983-06-28
DE2225153A1 (de) 1972-12-07
US3740534A (en) 1973-06-19

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years