Title:
ELECTRIC WINCH APPARATUS AND MOVABLE CRANE
Document Type and Number:
Japanese Patent JP2016108085
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an electric winch apparatus that can clear the limitation of a dimension of a movable crane while securing large suspension capability, and a movable crane.SOLUTION: An electric winch apparatus 1 is equipped with: a winch drum 20 that is provided in an upper turning body 4 of a movable crane and rotates to wind or feed a suspension rope 10 to be linked to a hook device 12; first and second electric motors 22 and 24 which are arranged at one side in a shaft direction of the winch drum 20 and arrayed in a direction orthogonal to a shaft direction of the winch drum 20; gear mechanisms 26 which combine torque to be outputted from the first and second electric motors 22 and 24; and a transmission part 28 that transmits the torque combined by the gear mechanisms 26 to the winch drum 20 so as to rotate the winch drum 20.SELECTED DRAWING: Figure 2
Inventors:
HIEKATA TAKASHI
KAWAI HIROAKI
INOUE KOJI
SASAI SHINTARO
OGAWA TETSUYA
YAMASHITA TOSHIRO
KAWAI HIROAKI
INOUE KOJI
SASAI SHINTARO
OGAWA TETSUYA
YAMASHITA TOSHIRO
Application Number:
JP2014246741A
Publication Date:
June 20, 2016
Filing Date:
December 05, 2014
Export Citation:
Assignee:
KOBE STEEL LTD
KOBELCO CRANES CO LTD
KOBELCO CRANES CO LTD
International Classes:
B66D1/12; B66D1/22
Domestic Patent References:
| JP2008247583A | 2008-10-16 | |||
| JP2005047717A | 2005-02-24 | |||
| JP2005263420A | 2005-09-29 |
Attorney, Agent or Firm:
Etsushi Kotani
Masataka Otani
Muramatsu Toshiro
Masataka Otani
Muramatsu Toshiro
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