DK127287B - Overlastsikringsmekanisme til kraner med teleskoparme. - Google Patents

Overlastsikringsmekanisme til kraner med teleskoparme.

Info

Publication number
DK127287B
DK127287B DK672269AA DK672269A DK127287B DK 127287 B DK127287 B DK 127287B DK 672269A A DK672269A A DK 672269AA DK 672269 A DK672269 A DK 672269A DK 127287 B DK127287 B DK 127287B
Authority
DK
Denmark
Prior art keywords
cranes
protection mechanism
overload protection
telescopic arms
telescopic
Prior art date
Application number
DK672269AA
Other languages
English (en)
Inventor
R Sterner
W Lowe
Original Assignee
Grove Mfg 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 Grove Mfg Co filed Critical Grove Mfg Co
Publication of DK127287B publication Critical patent/DK127287B/da

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
DK672269AA 1968-12-19 1969-12-19 Overlastsikringsmekanisme til kraner med teleskoparme. DK127287B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78514568A 1968-12-19 1968-12-19

Publications (1)

Publication Number Publication Date
DK127287B true DK127287B (da) 1973-10-15

Family

ID=25134585

Family Applications (1)

Application Number Title Priority Date Filing Date
DK672269AA DK127287B (da) 1968-12-19 1969-12-19 Overlastsikringsmekanisme til kraner med teleskoparme.

Country Status (12)

Country Link
US (1) US3641551A (da)
BE (1) BE742814A (da)
CH (1) CH525150A (da)
DE (1) DE1935031A1 (da)
DK (1) DK127287B (da)
ES (1) ES371261A1 (da)
FI (1) FI49700C (da)
FR (1) FR2026521A1 (da)
GB (2) GB1262674A (da)
NL (1) NL6913004A (da)
NO (1) NO133661C (da)
SE (1) SE355175B (da)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3740534A (en) * 1971-05-25 1973-06-19 Litton Systems Inc Warning system for load handling equipment
GB1358871A (en) * 1971-06-25 1974-07-03 Pye Ltd Crane load indicator arrangement
US4039084A (en) * 1971-07-06 1977-08-02 Tadano Ironworks Co., Ltd. Safety-guard for a crane
US3841493A (en) * 1972-06-05 1974-10-15 J Becker Moment monitoring system for hydraulic-piston type cranes
US3771667A (en) * 1972-06-05 1973-11-13 J Becker Moment monitoring system for boom-cable type cranes
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
DE2400310C3 (de) * 1974-01-04 1981-02-26 Erhard 5509 Kell Kirsten Kippmomentsicherung für einen Teleskop-Auslegerkran
DE2504445C2 (de) * 1975-02-04 1977-03-24 Krueger & Co Kg Vorrichtung zur ueberwachung des lastmomentes eines verstellbaren kranauslegers
US4236864A (en) * 1978-11-09 1980-12-02 Raymond Couture Safety control system for the boom of a crane
US4395706A (en) * 1980-06-30 1983-07-26 Jlg Industries, Inc. Boom limit safety control circuit
USRE32366E (en) * 1980-06-30 1987-03-03 Jlg Industries, Inc. Boom limit safety control circuit
US5263597A (en) * 1991-09-18 1993-11-23 Stewart James T Crane load instrument and method therefor
US5143232A (en) * 1991-09-18 1992-09-01 Stewart James T Crane load instrument and method therefor
US5160055A (en) * 1991-10-02 1992-11-03 Jlg Industries, Inc. Load moment indicator system
US5359516A (en) * 1993-09-16 1994-10-25 Schwing America, Inc. Load monitoring system for booms
US5877693A (en) * 1998-05-27 1999-03-02 Grove U.S. L.L.C. Method and apparatus for measuring the length of a multi-section telescopic boom
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
GB0416336D0 (en) * 2004-07-22 2004-08-25 Bamford Excavators Ltd Method of operating a machine
CN101670984B (zh) * 2009-09-29 2012-06-06 长沙中联重工科技发展股份有限公司 单缸插销式伸缩臂轨迹的优化控制方法及控制系统
JP6121663B2 (ja) * 2012-07-10 2017-04-26 株式会社タダノ 作業車両
US9067768B1 (en) 2012-12-14 2015-06-30 Construction Innovations, Inc. Crane rigging lighting system and method
US11319193B2 (en) 2017-07-28 2022-05-03 Brandt Industries Canada Ltd. Monitoring system and method
US10782202B2 (en) 2017-07-28 2020-09-22 Brandt Industries Canada Ltd. Load moment indicator system and method
US10994970B2 (en) 2019-07-29 2021-05-04 Jim D. Wiethorn Crane risk logic apparatus and system and method for use of same
CN112158780B (zh) * 2020-09-14 2022-08-05 王海维 一种浮动式升举摆动连接装置
CN115010008B (zh) * 2022-08-09 2022-10-21 山西省安装集团股份有限公司 一种锅炉安装用吊装装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1177303B (de) * 1958-10-16 1964-09-03 Krupp Ardelt Gmbh Kippsicherung fuer einen Kran od. dgl.
US2936847A (en) * 1959-02-02 1960-05-17 Jay M Eitel Mobile lifting equipment with extensible boom structure
DE1162987B (de) * 1960-11-15 1964-02-13 Demag Zug Gmbh Mobilkran mit absenkbaren Pratzen zur Erhoehung der Standsicherheit und laengenveraenderbarem Ausleger
GB1000613A (en) * 1963-02-06 1965-08-11 British Hoist & Crane Company Safe load indicators for jib cranes
US3371800A (en) * 1966-07-21 1968-03-05 Grove Mfg Co Safe load control device for cranes
US3534355A (en) * 1967-03-28 1970-10-13 Dole Valve Co Load warning device
US3489294A (en) * 1968-04-25 1970-01-13 Bucyrus Erie Co Load limit control for hoisting equipment

Also Published As

Publication number Publication date
ES371261A1 (es) 1971-09-01
NO133661B (da) 1976-03-01
FI49700B (da) 1975-06-02
NO133661C (da) 1976-06-09
FR2026521A1 (da) 1970-09-18
GB1262674A (en) 1972-02-02
DE1935031A1 (de) 1970-07-16
GB1262673A (en) 1972-02-02
BE742814A (da) 1970-05-14
SE355175B (da) 1973-04-09
FI49700C (fi) 1975-09-10
CH525150A (de) 1972-07-15
NL6913004A (da) 1970-06-23
US3641551A (en) 1972-02-08

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