| 摘要 |
<p>PCT No. PCT/DE97/01237 Sec. 371 Date Dec. 22, 1998 Sec. 102(e) Date Dec. 22, 1998 PCT Filed Jun. 18, 1997 PCT Pub. No. WO97/49558 PCT Pub. Date Dec. 31, 1997A cylinder of, for example, a folding apparatus in a rotary printing machine is provided with rotating cam wheels that drive perforating needles or folding blades. These cam wheels can be phase adjusted by use of a planetary gear drive that includes a planetary wheel and ring gear. The position of the engagement between the planetary wheel and the ring gear is variable.</p> |
