US 12,344,401 B2
Crane, crane body, and mobile unit
Minoru Toida, Tokyo (JP); Kohei Honjo, Aichi (JP); and Katuaki Kamashima, Tokyo (JP)
Assigned to SUMITOMO HEAVY INDUSTRIES CONSTRUCTION CRANES CO., LTD., Tokyo (JP)
Filed by SUMITOMO HEAVY INDUSTRIES CONSTRUCTION CRANES CO., LTD., Tokyo (JP)
Filed on Oct. 26, 2021, as Appl. No. 17/511,105.
Application 17/511,105 is a continuation of application No. PCT/JP2020/017532, filed on Apr. 23, 2020.
Claims priority of application No. 2019-086285 (JP), filed on Apr. 26, 2019.
Prior Publication US 2022/0041410 A1, Feb. 10, 2022
Int. Cl. B64F 3/02 (2006.01); B64U 10/13 (2023.01); B64U 50/19 (2023.01); B64U 50/34 (2023.01); B64U 101/30 (2023.01)
CPC B64F 3/02 (2013.01) [B64U 50/34 (2023.01); B64U 10/13 (2023.01); B64U 50/19 (2023.01); B64U 2101/30 (2023.01)] 19 Claims
OG exemplary drawing
 
1. A crane comprising:
a crane body; and
a mobile unit moving around the crane body,
wherein the crane body includes a front attachment capable of derricking, a hook suspended by a rope extending from the front attachment, a power supply unit, and a power supply path member connected to the mobile unit and supplying power to the mobile unit from the power supply unit, and
the power supply path member is a separate member from the rope suspending the hook, is fixed to the front attachment, and extends from the front attachment toward the mobile unit.