A pipe handling attachment 2 for a working machine such as an excavator 100 figure 1a) is configured to support a pipe (124 figure 2b) and comprises a mounting component 4 to couple the pipe handling attachment 2 to a working machine 100, a boom 6 having a first support arrangement 8 for supporting a first portion of a pipe, and a second support arrangement 10, spaced apart from the first support arrangement 6 by a variable distance (D figure 3), for supporting a second portion of said pipe and a manually operated adjusting mechanism 12 to adjust the distance between the first and second support arrangements 6, 8. The boom 6 may be telescopic with an outer stationary arm (14 figure 4b) and inner moving arms (16 figure 4b) and the adjusting mechanism 12 may include pulley wheels (22, 28 figure 8) mounted on outer stationary arm (14 figure 4b) and coupled to a ring (30 figure 8) on inner moving arm (16 figure 4b) by cables (24, 38 figure 5) which can be wound onto the pulley wheels (22, 28 figure 8) to extend and retract the inner moving arms (16 figure 4b). The support arrangement 8, 10 may be pivotably coupled to the inner moving arms (16 figure 4b). Third and fourth support arrangements 58,60 may be provided, each including a hook (82 figure 3) to support a rope, cable, belt and/or chain for supporting a pipe.
Attachment for working machine
2023-04-26
Patent
Electronic Resource
English
IPC: | B66C Krane , CRANES / B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last |
WORKING MACHINE ATTACHMENT APPARATUS FOR MULTIPURPOSE VEHICLE
European Patent Office | 2017
|