US 12,320,080 B2
Construction machine
Christoph Menzenbach, Neustadt (DE)
Assigned to Wirtgen GmbH, Windhagen (DE)
Filed by Wirtgen GmbH, Windhagen (DE)
Filed on Dec. 14, 2022, as Appl. No. 18/065,785.
Claims priority of application No. 10 2021 134 623.1 (DE), filed on Dec. 23, 2021.
Prior Publication US 2023/0203764 A1, Jun. 29, 2023
Int. Cl. E01C 23/088 (2006.01)
CPC E01C 23/088 (2013.01) 15 Claims
OG exemplary drawing
 
11. A method of working a ground with a construction machine, the method comprising:
working the ground with a milling and mixing roller of the construction machine, the milling and mixing roller being at least partially enclosed by a housing, the housing including a front plate and a rear plate at a front end and a rear end, respectively, of the housing as seen in a main direction of travel, the front and rear plates closing off a mixing chamber of the housing towards the front end and rear end, respectively, of the housing, the plates being adjustable;
mixing the ground in the mixing chamber enclosed by the housing while working the ground;
during a first working operation in which the machine is moving forward in the main direction of travel, adjusting the rear plate such that the rear plate is supported on the ground in a floating mode; and
during a second working operation in which the machine is moving rearward, adjusting the front plate such that the front plate is supported on the ground in a floating mode.