US 12,077,920 B2
Tamper stroke adjustment
Klaus Bertz, Dittelsheim-Hessloch (DE); Ralf Weiser, Ladenburg (DE); Tobias Noll, Roschbach (DE); and Christian Pawlik, Neustadt (DE)
Assigned to Joseph Voegele AG, Ludwigshafen/Rhein (DE)
Filed by JOSEPH VOEGELE AG, Ludwigshafen/Rhein (DE)
Filed on Jan. 14, 2022, as Appl. No. 17/575,687.
Claims priority of application No. 21151610 (EP), filed on Jan. 14, 2021.
Prior Publication US 2022/0220675 A1, Jul. 14, 2022
Int. Cl. E01C 19/48 (2006.01)
CPC E01C 19/486 (2013.01) [E01C 2301/20 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A road finishing machine with a screed for producing a paving layer, wherein the screed includes a compacting unit for precompacting paving material supplied to the screed, wherein the compacting unit includes an eccentric bushing mounted on an eccentric shaft, wherein the eccentric bushing is rotatable relative to the eccentric shaft to a desired angle of rotation to thereby continuously variably set a desired tamper stroke of a tamper bar of the compacting unit, and wherein for rotating the eccentric bushing relative to the eccentric shaft, an adjusting mechanism mounted spaced apart from the eccentric shaft and at least partially rotatable along with a rotary motion of the eccentric shaft is activatable.