Added two cams changing device,can easily switch between one step two points and three steps four points only pulling the changing spanner.At the same time,with automatic compensatory mechanism, can make the cams long life.
英
美
- 采用雙凸輪切換裝置，只須扳動(dòng)切換扳手就可以實(shí)現，在一臺機器上進(jìn)行二點(diǎn)和四點(diǎn)兩種線(xiàn)跡的切換，使凸輪的使用壽命延長(cháng)，更加經(jīng)久耐用。
