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The present invention relates to an apparatus and method in which a tower crane is elevated by means of internal climbing supported on a building structure (105). The apparatus comprises a crane (101) mounted on a tower (103), a primary platform (107) and an auxiliary platform (109) for engaging to the building structure (105) as well as lifting means (115) and a climbing collar (113) for elevating the tower (103) and the crane (101) mounted thereon. The method comprises steps of supporting the tower (103) on the building structure (105) by any one of the primary platform (107) and the auxiliary platform (109), providing a climbing collar (113) connected to the primary platform (107) and elevating the tower (103) by operating the lifting means (115).
MYPI2017700138A2017-01-122017-01-12An apparatus and method for elevating a tower crane
MY190722A
(en)
Apparatus for treating the surface or carrying out maintenance and/or inspection tasks of a vertical stabilizer of an aerial vehicle in a low interior height hangar