Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Schnellpressenfab HeidelbergfiledCriticalSchnellpressenfab Heidelberg
Application grantedgrantedCritical
Publication of DK99878CpublicationCriticalpatent/DK99878C/en
DK4461A1960-01-061961-01-05
Drive mechanism with periodic change of the speed of a driven shaft, in particular for the operation of printing machines.
DK99878C
(en)
Drilling head for drilling machines and with a shaft driven by the drilling machine, which can impart to a drilling cartridge a rotating and at the same time a pivoting axial movement.