Kass said as he whirled the handwheel of the inner manport, "but——"
The carriage is then moved against a positive stop by means of the handwheel.
One well-known type of power press is driven by a belt, and the downward pressure of the ram is controlled by a handwheel.
The ram can then be adjusted quickly to any required height by the handwheel seen at the left.
handwheel E is geared with the cam-shaft on which the star wheel is mounted, so that the feeds may be changed by hand if desired.
By means of handwheel N, the spindle can be moved in or out slowly, for feeding a cutter by hand.