| 摘要 |
A longitudinal-reciprocation transmission component for multi-component toy assembly kits includes a transmission housing provided with a guide slot, a rack member received in and guided in said guide slot for longitudinal movement, a multi-gear transmission arranged inside the transmission housing and including a drive pinion projecting into the guide slot and meshing in the guide slot with teeth on the rack member, and connecting portions on the transmission housing for connecting the transmission housing to other components of a toy assembly kit. |
