DE29919790U1 - Tower crane - Google Patents
Tower craneInfo
- Publication number
- DE29919790U1 DE29919790U1 DE29919790U DE29919790U DE29919790U1 DE 29919790 U1 DE29919790 U1 DE 29919790U1 DE 29919790 U DE29919790 U DE 29919790U DE 29919790 U DE29919790 U DE 29919790U DE 29919790 U1 DE29919790 U1 DE 29919790U1
- Authority
- DE
- Germany
- Prior art keywords
- boom
- piece
- jib
- tower crane
- support
- 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
- B66C23/18—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
- B66C23/26—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 for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail
- B66C23/34—Self-erecting cranes, i.e. with hoisting gear adapted for crane erection purposes
- B66C23/342—Self-erecting cranes, i.e. with hoisting gear adapted for crane erection purposes with telescopic elements
-
- 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
- B66C23/64—Jibs
- B66C23/68—Jibs foldable or otherwise adjustable in configuration
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Transportation (AREA)
- Jib Cranes (AREA)
Description
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically
Claims (8)
mit einem hinteren Abspannelement (9), das von einem Festpunkt (8) an einer Drehbühne (3) zu einem Festpunkt an einer im Bereich der Turmspitze ange lenkten Stütze (11) verläuft, und
mit zwei weiteren Abspannelementen, die von einem Festpunkt der Stütze oder einem Festpunkt (15) einer weiteren, im Bereich der Turmspitze ange lenkten Stütze (14), die mit der ersten Stütze (11) durch ein Zugelement ver bunden ist, zu Festpunkten (21, 23) an dem Auslegeranlenkstück (13) und ei nem weiteren Auslegerstück (24) verlaufen, dadurch gekennzeichnet,
daß zwischen das Auslegeranlenkstück (13) und dem weiteren Auslegerstück (33) ein kurzes Auslegerstück (52) geschaltet ist, das mit seinem Obergurt gelenkig mit dem Auslegeranlenkstück (13) und seinem Untergurt gelenkig mit dem weiteren Auslegerstück (33) verbunden und mit Anschlagstücken (56, 57, 59) an den Stirnseiten der verbleibenden Ober- und Untergurte versehen ist, die sich im Bereich einer etwa gestreckten Stellung der Auslegerstücke an den Anlenkstellen (56, 59) aneinanderlegen.1. guyed tower crane with a hinged to the top of legeranlenkstück ( 13 ) with which another jib piece ( 33 ) is articulated ver connected,
with a rear guy element ( 9 ), which runs from a fixed point ( 8 ) on a rotating platform ( 3 ) to a fixed point on a column ( 11 ) steered in the region of the tower top, and
with two additional bracing elements, which from a fixed point of the support or a fixed point ( 15 ) of a further, in the area of the tower tip steered support ( 14 ), which is connected to the first support ( 11 ) by a tension element, to fixed points ( 21 , 23 ) extend on the boom link piece ( 13 ) and a further boom piece ( 24 ), characterized in that
that a short boom piece ( 52 ) is connected between the boom link piece ( 13 ) and the other boom piece ( 33 ), which is articulated with its upper flange to the boom articulation piece ( 13 ) and its lower flange articulated with the other boom piece ( 33 ) and with stop pieces ( 56 , 57 , 59 ) is provided on the end faces of the remaining upper and lower belts, which abut one another at the articulation points ( 56 , 59 ) in the region of an approximately extended position of the extension pieces.
daß die Obergurte des Auslegermittelstücks (33) und des äußeren Ausleger stücks (24) mit Anschlagstücken (59) versehen sind, die sich im Bereich ihrer gestreckten Stellung aneinanderlegen, und
daß ein Abspannelement von dem Festpunkt (15) der Stütze (14) statt zu ei nem Festpunkt an dem Auslegermittelstück, über die Stütze (50) im Bereich zwischen dem Auslegeranlenkstück und Auslegermittelstück, und über die Stütze (51) im Bereich zwischen dem Auslegermittelstück und dem äußeren Auslegerstück, zu einem Festpunkt (23) an dem äußeren Auslegerstück (24) verläuft. 3. Tower crane according to claim 1 or 2, characterized in that the further jib piece is a jib center piece ( 33 ), with the lower chord of which an outer jib piece ( 24 ) is connected in an articulated manner,
that the top chords of the boom center piece ( 33 ) and the outer boom piece ( 24 ) are provided with stop pieces ( 59 ) which abut each other in the region of their extended position, and
that a bracing element from the fixed point ( 15 ) of the support ( 14 ) instead of to a fixed point on the boom center piece, via the support ( 50 ) in the area between the boom link piece and boom center piece, and via the support ( 51 ) in the area between the boom center piece and the outer boom section, to a fixed point ( 23 ) on the outer boom section ( 24 ).
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE29919790U DE29919790U1 (en) | 1999-09-17 | 1999-11-04 | Tower crane |
AT00118413T ATE307777T1 (en) | 1999-09-17 | 2000-08-24 | TOWER CRANE |
ES00118413T ES2250057T3 (en) | 1999-09-17 | 2000-08-24 | TORRE ROTATING CRANE. |
DE50011424T DE50011424D1 (en) | 1999-09-17 | 2000-08-24 | Tower Crane |
EP00118413A EP1084983B1 (en) | 1999-09-17 | 2000-08-24 | Tower crane |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE29916415 | 1999-09-17 | ||
DE29919790U DE29919790U1 (en) | 1999-09-17 | 1999-11-04 | Tower crane |
Publications (1)
Publication Number | Publication Date |
---|---|
DE29919790U1 true DE29919790U1 (en) | 2000-04-27 |
Family
ID=8079081
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE29919790U Expired - Lifetime DE29919790U1 (en) | 1999-09-17 | 1999-11-04 | Tower crane |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE29919790U1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1084982A1 (en) * | 1999-09-17 | 2001-03-21 | Liebherr-Werk Biberach GmbH | Tower crane |
DE102013006104A1 (en) * | 2013-04-09 | 2014-10-09 | Liebherr-Werk Biberach Gmbh | Foldable crane jib and crane |
-
1999
- 1999-11-04 DE DE29919790U patent/DE29919790U1/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1084982A1 (en) * | 1999-09-17 | 2001-03-21 | Liebherr-Werk Biberach GmbH | Tower crane |
DE102013006104A1 (en) * | 2013-04-09 | 2014-10-09 | Liebherr-Werk Biberach Gmbh | Foldable crane jib and crane |
EP2984024B1 (en) * | 2013-04-09 | 2018-05-09 | Liebherr-Werk Biberach GmbH | Folding crane jib and crane |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
R207 | Utility model specification |
Effective date: 20000531 |
|
R021 | Search request validly filed |
Effective date: 20000510 |
|
R163 | Identified publications notified |
Effective date: 20001117 |
|
R150 | Utility model maintained after payment of first maintenance fee after three years |
Effective date: 20030109 |
|
R151 | Utility model maintained after payment of second maintenance fee after six years |
Effective date: 20051212 |
|
R152 | Utility model maintained after payment of third maintenance fee after eight years |
Effective date: 20071219 |
|
R071 | Expiry of right |