Title:
OUTRIGGER DEVICE
Document Type and Number:
Japanese Patent JP2019073369
Kind Code:
A
Abstract:
To provide an outrigger device in which an occupied area of an outrigger cylinder is reduced, so that an occupied area of the outrigger device is reduced when stored.SOLUTION: An outrigger device 9 comprises: a base end side arm 93; a nested tip side arm 95 pivoted to a tip of the base end side arm; a boomerang type link 100 with one end part attached to a horizontal shaft in a freely rotatable manner in a position near the tip of the base end side arm 93; a lateral outrigger cylinder 36 which is arranged inside the tip side arm 95, and of which an end part on a cylinder rod 36b side is supported in a position near a tip of the tip side arm 95, and of which an end part on a cylinder tube 36a side is supported to a horizontal shaft in a freely rotatable manner at the other end part of the boomerang type link 100; and a first prevention member 103 which is disposed on an inner peripheral surface of a base end part of an outer box 96, in order to prevent displacement of the cylinder tube 36a or the like against bending moment caused by reaction force from the boomerang type link 100.SELECTED DRAWING: Figure 6
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Inventors:
TAKAHASHI HIRONORI
SASAKI RYUSUKE
SASAKI RYUSUKE
Application Number:
JP2017200625A
Publication Date:
May 16, 2019
Filing Date:
October 16, 2017
Export Citation:
Assignee:
FURUKAWA UNIC CORP
International Classes:
B66C23/78; B60S9/12; B66F9/075
Attorney, Agent or Firm:
Tetsuya Mori
Hide Tanaka Tetsu
Ichi Hirose
Hide Tanaka Tetsu
Ichi Hirose