Boom arrangement for a scaling device and scaling device

Details Boom arrangement for a scaling device and scaling device Boom arrangement for a scaling device and scaling device

E - Fixed Constructions

21

C

E21C 37/24 (2006.01) E21C 35/18 (2006.01) E21F 17/00 (2006.01)

Patent

CA 2584056

A boom arrangement (1) for a scaling device including a scaling boom for supporting a scaling hammer, wherein the scaling boom is arranged for connection to a carrier vehicle, is distinguished in that the scaling boom (4,5) is pivotally supported by a boom column unit (3), which is arranged for pivotal connection to the carrier vehicle, that the boom column unit (3) includes a boom column (7), and a column bar unit (8) extending at a distance from that element, that the boom column and the column bar unit are pivotally connected to a column link (9) for forming a four-link mechanism, and that the column link (9) supports a bearing for a boom lift cylinder (12) . The invention also concerns a scaling device.

Ensemble de flèche (1) pour dispositif d'écaillage comprenant une flèche d'écaillage portant un marteau d'écaillage. Ladite flèche, qui est conçue pour être montée sur un véhicule porteur, se caractérise en ce que cette flèche (4, 5) est soutenue pivotant par une unité de colonne de flèche (3) reliée au véhicule porteur via un raccord pivotant, que l'unité de colonne de flèche (3) comprend une colonne de flèche (7) et une unité de barre de colonne (8) se déployant à l'écart de cette élément , que la colonne de flèche et la barre de flèche sont reliées pivotant à une bielle de colonne (9), ce qui forme un mécanisme à quatre bielles, et que la bielle de colonne (9) porte un palier pour un vérin de levage de flèche (12). L'invention concerne également un dispositif d'écaillage.

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