| 摘要 |
A cam for a revolving dobby includes a plate with an upwardly extending protective external edge, the external edge has two peripherally located, mutually opposite notches, key levers are associated with the plate and are protected by the external edge, thrust teeth on the auxiliary and drive pushers cooperate with the key levers. The thrust tooth of the drive pusher is rotatable hinged relative thereto and is rotated on the same axis as the auxiliary pusher, springs cooperate with the auxiliary and drive pushers to engage the key levers via one of the notches on the plate. |
