US 12,291,434 B2
Mobile crane
Clayton McPherson, Queensland (AU)
Assigned to Terex Australia Pty Ltd, Queensland (AU)
Appl. No. 17/623,183
Filed by TEREX AUSTRALIA PTY LTD, Queensland (AU)
PCT Filed Oct. 14, 2020, PCT No. PCT/AU2020/051103
§ 371(c)(1), (2) Date Dec. 27, 2021,
PCT Pub. No. WO2021/072489, PCT Pub. Date Apr. 22, 2021.
Claims priority of application No. 2019903890 (AU), filed on Oct. 15, 2019.
Prior Publication US 2022/0356050 A1, Nov. 10, 2022
Int. Cl. B66C 23/36 (2006.01); B66C 23/70 (2006.01)
CPC B66C 23/36 (2013.01) [B66C 23/701 (2013.01); B66C 2700/0378 (2013.01); B66C 2700/062 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A mobile crane comprising an articulated body, the articulated body comprising a rear chassis and a front chassis attached for articulated movement to the rear chassis, the front chassis comprising an operator cabin, the mobile crane further comprising an elongate boom attached to the body, the boom being for carrying a load when the crane is stationary and while the crane is mobile, the boom being articulatable to provide a movement for lifting and lowering an end of the boom, wherein the boom is further articulatable to provide a movement of the boom laterally;
the mobile crane further comprising an actuator for providing the lifting and lowering movement and/or the lateral movement, the actuator comprising two rams, wherein the rams are movable to provide the lifting and lowering movement and the lateral movement, and wherein the two rams are connected to the boom and the front chassis so that the two rams are arranged between the boom and the front chassis.