Movement 429

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.

AnimatedOriginal 

429. Holly’s patent double-elliptical rotary engine. The two elliptical pistons geared together are operated upon by the steam entering between them, in such manner as to produce their rotary motion in opposite directions. These rotary engines can all be converted into pumps.

免费欧洲美女牲交视频_免费人成在线观看网站_免费岛国片在线观看x片喷水