US 11,717,855 B2
Machine, in particular padding machine, to backfill pipelines
Gian Paolo Dondi, Parma (IT)
Assigned to SCAIP S.P.A., Parma (IT)
Filed by SCAIP S.P.A.
Filed on May 6, 2021, as Appl. No. 17/313,602.
Application 17/313,602 is a continuation of application No. 16/440,475, filed on Jun. 13, 2019, granted, now 11,072,000.
Claims priority of application No. 102019000007197 (IT), filed on May 24, 2019.
Prior Publication US 2021/0268545 A1, Sep. 2, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. E02F 9/16 (2006.01); B07B 1/00 (2006.01); E02F 5/22 (2006.01); E02F 7/02 (2006.01); E02F 7/06 (2006.01); B07B 13/16 (2006.01)
CPC B07B 1/005 (2013.01) [E02F 5/226 (2013.01); E02F 7/02 (2013.01); E02F 7/06 (2013.01); B07B 13/16 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A self-propelled screen, for burying a pipe and adapted to cover the pipe with a material, comprising:
a main support frame,
a cabin for housing a driver of the self-propelled screen, the cabin being movable with respect to the main support frame, wherein the cabin is movable to be positionable in a plurality of vertical positions different from each other by vertical movement or movement perpendicular to a ground on which the self-propelled screen sits,
the plurality of vertical positions including a lowered access position configured for the driver to enter and/or exit the cabin, and a higher transport position in which the cabin is positioned within a vertical envelope of the self-propelled screen;
a cabin support frame supporting the cabin;
a rotatable frame, wherein the cabin support frame is connected vertically, or perpendicularly to the rotatable frame;
a guide device connecting the cabin support frame to the rotatable frame.