发明授权
- 专利标题: Crawler crane and method for fine-tuning a basic operating position of such a crawler crane
- 专利标题(中): 履带式起重机和微型起重机基本操作位置的方法
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申请号: US12922262申请日: 2009-03-10
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公开(公告)号: US08573420B2公开(公告)日: 2013-11-05
- 发明人: Ingo Nöske , Alfons Weckbecker , Werner Rutz
- 申请人: Ingo Nöske , Alfons Weckbecker , Werner Rutz
- 申请人地址: DE Zweibruecken
- 专利权人: Terex Cranes Germany GmbH
- 当前专利权人: Terex Cranes Germany GmbH
- 当前专利权人地址: DE Zweibruecken
- 代理机构: Browdy and Neimark, PLLC
- 优先权: DE102008014139 20080313
- 国际申请: PCT/EP2009/001701 WO 20090310
- 国际公布: WO2009/112236 WO 20090917
- 主分类号: B66C23/78
- IPC分类号: B66C23/78
摘要:
The invention relates to a crawler crane comprising two crawler supports (9) with rotating crawlers (8). Both crawler supports (9) are connected by a transversal bridge (10). A superstructure (3) of the crawler crane comprises at least one crane jib that can pivot about a vertical axis and is connected to the transversal bridge (10). A pivotable articulation connects the transversal bridge (19) in a pivotable manner to the crane superstructure (3). At least one of the crawler supports (9) is connected to the transversal bridge (10) by means of a double link (11). A lower link (12) of the double link (11) is articulated on the crawler support (9) by means of a crawler support lower pivotable axis (13) and on the transversal bridge (10) by means of a transversal bridge lower pivotable axis (14). An upper link (15) of the double link (11) is articulated on the crawler support (9) by means of a crawler support upper pivotable axis (16) and on the transversal bridge (10) by means of a transversal bridge upper pivotable axis (17). A drive (20), in particular motorised drive, is used to pivot at least one of the two links (12, 15) about the pivotable axis (13) associated therewith, the result being a level-controllable crawler crane, in which the expenditure for adjusting a base-work position is reduced.
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