up is a hand the fullest advantage, and the engine is readily re- wrench. It has been patented by Mr. John H. Green, line, a second ball is suspended to a fixed point, to versed by simply shifting the lever to change the po- of No. 604 Pine Street, Ishpeming, Mich. The trian- which is given a known… … of the curves traced by the two balls will always remain ments from which lead the exhaust pipes. The valve the same. It is suggested that an apparatus of this stem of the slide valve is pivotally connected with a GREEN'S CAMERA STAND. kind would be useful in studying the vibrations of the lever…
Apparatus · Munn · Patents · Launches · Scientific American · Miles long · Letters patent · Horse power · Twin screw · Electric launches · Slide valve · Years ago · Electric launch · Largest circulation
Internet Archive · Public domain (published before 1931). Free to use for anything.
![An illustration from Essai de physique, par Mr. Pierre van Musschenbroek ... avec une description de nouvelles sortes de machines pneumatiques, et un recueil d'expériences par Mr. J. v[an] M[usschenbroek] Traduit du hollandois par Mr. Pierre Massuet .. (1751)](https://img.insideoutlibrary.com/img/200/ia-essaidephysiquep02muss-165-43.webp)
