DE3838975C2 - - Google Patents
Info
- Publication number
- DE3838975C2 DE3838975C2 DE3838975A DE3838975A DE3838975C2 DE 3838975 C2 DE3838975 C2 DE 3838975C2 DE 3838975 A DE3838975 A DE 3838975A DE 3838975 A DE3838975 A DE 3838975A DE 3838975 C2 DE3838975 C2 DE 3838975C2
- Authority
- DE
- Germany
- Prior art keywords
- mast
- boom
- mobile crane
- length
- crane according
- 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 - Lifetime
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
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
- B66C23/74—Counterweights or supports for balancing lifting couples separate from jib
- B66C23/76—Counterweights or supports for balancing lifting couples separate from jib and movable to take account of variations of load or of variations of length of jib
-
- 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
- B66C23/18—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 specially adapted for use in particular purposes
- B66C23/36—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 specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
-
- 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
- B66C23/62—Constructional features or details
- B66C23/82—Luffing gear
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3838975A DE3838975A1 (de) | 1988-11-14 | 1988-11-14 | Fahrzeugkran |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3838975A DE3838975A1 (de) | 1988-11-14 | 1988-11-14 | Fahrzeugkran |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3838975A1 DE3838975A1 (de) | 1990-05-17 |
DE3838975C2 true DE3838975C2 (fr) | 1991-02-28 |
Family
ID=6367383
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3838975A Granted DE3838975A1 (de) | 1988-11-14 | 1988-11-14 | Fahrzeugkran |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE3838975A1 (fr) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE20002748U1 (de) | 2000-02-16 | 2000-08-03 | Liebherr-Werk Ehingen Gmbh, 89584 Ehingen | Fahrzeugkran |
DE19730361B4 (de) * | 1996-08-23 | 2006-10-05 | Liebherr-Werk Ehingen Gmbh | Fahrzeugkran |
US7137518B2 (en) | 1999-06-28 | 2006-11-21 | Terex-Demag Gmbh & Co. Kg | Telescopic crane |
DE10022600B4 (de) * | 1999-06-28 | 2007-09-27 | Terex-Demag Gmbh & Co. Kg | Teleskopkran |
US8985353B2 (en) | 2006-10-27 | 2015-03-24 | Manitowoc Crane Companies, Llc | Mobile lift crane with variable position counterweight |
US9278834B2 (en) | 2009-08-06 | 2016-03-08 | Manitowoc Crane Group, LLC | Lift crane with moveable counterweight |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE9114464U1 (de) * | 1991-11-21 | 1993-03-25 | Krupp Industrietechnik GmbH, 4100 Duisburg | Kranfahrzeug |
DE19606109A1 (de) * | 1995-12-12 | 1997-06-19 | Liebherr Werk Ehingen | Fahrzeugkran |
GB2316383B (en) * | 1996-08-23 | 2000-04-05 | Liebherr Werk Ehingen | Mobile crane |
DE19814636A1 (de) * | 1998-03-26 | 1999-09-30 | Mannesmann Ag | Ringliftkran |
DE29816385U1 (de) * | 1998-09-11 | 1999-04-08 | Liebherr-Werk Ehingen Gmbh, 89584 Ehingen | Kran, vorzugsweise Derrickkran |
DE19944927C2 (de) * | 1999-09-13 | 2001-10-25 | Atecs Mannesmann Ag | Hafenkran, insbesondere Hafenmobilkran für Normal- und Schwerlastbetrieb |
US7546928B2 (en) * | 2006-10-27 | 2009-06-16 | Manitowoc Crane Companies, Inc. | Mobile lift crane with variable position counterweight |
JP5276867B2 (ja) | 2007-04-09 | 2013-08-28 | マニタウォック クレイン カンパニーズ インコーポレイテッド | 可変位置カウンタウエイトユニットを装備している自走式リフトクレーン及びその操作方法 |
US7762412B2 (en) * | 2007-04-26 | 2010-07-27 | Manitowoc Crane Companies, Llc | Mast raising structure and process for high-capacity mobile lift crane |
MX2008004549A (es) * | 2008-01-31 | 2009-07-30 | Monitowoc Crane Companies Inc | Grua de elevacion movil con contrapeso de posicion variable. |
DE102009048846A1 (de) | 2009-10-09 | 2011-04-21 | Liebherr-Werk Ehingen Gmbh | Kran |
DE202013011183U1 (de) | 2013-12-10 | 2014-01-29 | Terex Cranes Germany Gmbh | Teleskopierbarer Superliftmast |
JP6568086B2 (ja) | 2014-01-27 | 2019-08-28 | マニタウォック クレイン カンパニーズ, エルエルシーManitowoc Crane Companies, Llc | 改良された可動式カウンタウエイトを備えた吊り上げクレーン |
WO2015113032A1 (fr) | 2014-01-27 | 2015-07-30 | Manitowoc Crane Companies, Llc | Mécanisme d'ajustement de hauteur pour un élément auxiliaire sur une grue |
DE102019130784A1 (de) | 2019-11-14 | 2021-05-20 | Liebherr-Hydraulikbagger Gmbh | Arbeitsmaschine, insbesondere Materialumschlagsgerät mit einem Ausleger sowie Auslegerabspannung |
DE102022122282A1 (de) | 2022-09-02 | 2024-03-07 | Tadano Demag Gmbh | Fahrzeugkran mit einem lösbaren Anbau-Oberwagen und Rüstverfahren hierzu |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD73132A (fr) * | ||||
DE2312191A1 (de) * | 1973-03-12 | 1974-09-12 | Erich Sennebogen | Fahrzeugkran |
DE2839665C2 (de) * | 1978-09-12 | 1985-06-27 | Liebherr-Werk Ehingen Gmbh, 7930 Ehingen | Schwerlastkran |
US4258852A (en) * | 1979-05-25 | 1981-03-31 | Harnischfeger Corporation | Auxiliary counterweight arrangement for mobile crane |
IT1160249B (it) * | 1983-12-27 | 1987-03-04 | Cdf Ss | Apparecchiatura semovente di sollevamento |
-
1988
- 1988-11-14 DE DE3838975A patent/DE3838975A1/de active Granted
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19730361B4 (de) * | 1996-08-23 | 2006-10-05 | Liebherr-Werk Ehingen Gmbh | Fahrzeugkran |
US7137518B2 (en) | 1999-06-28 | 2006-11-21 | Terex-Demag Gmbh & Co. Kg | Telescopic crane |
DE10022600B4 (de) * | 1999-06-28 | 2007-09-27 | Terex-Demag Gmbh & Co. Kg | Teleskopkran |
DE10022658B4 (de) * | 1999-06-28 | 2007-10-04 | Terex-Demag Gmbh & Co. Kg | Teleskopkran |
DE20002748U1 (de) | 2000-02-16 | 2000-08-03 | Liebherr-Werk Ehingen Gmbh, 89584 Ehingen | Fahrzeugkran |
US8985353B2 (en) | 2006-10-27 | 2015-03-24 | Manitowoc Crane Companies, Llc | Mobile lift crane with variable position counterweight |
US9278834B2 (en) | 2009-08-06 | 2016-03-08 | Manitowoc Crane Group, LLC | Lift crane with moveable counterweight |
Also Published As
Publication number | Publication date |
---|---|
DE3838975A1 (de) | 1990-05-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: TEREX-DEMAG GMBH & CO. KG, 66482 ZWEIBRUECKEN, DE |