Movement 127

Animation not supported.

This browser does not support the Canvas element, required by our animation library. To view the animations, please upgrade to the latest version of Google Chrome, Firefox, or Internet Explorer.


127. Motion used in air-pumps. On vibrating the lever fixed on the same shaft with the spur-gear, reciprocating rectilinear motion is imparted to the racks on each side, which are attached to the pistons of two pumps, one rack always ascending while the other is descending.