D. Stevens, of Leon, N, . Y., has taken measures to secure a patent for an improvement in the mode of gearing reciprocating motion—no belts, pullies, or wheels of any kind are used in the ...

They are a critical component in almost every type of machine and vehicle. Hydraulic and Pneumatic Seals-Hydraulic and pneumatic seals are designed for devices that provide reciprocating motion. They ...

convert reciprocating motion to rotational motion ... The joints connecting the links in the linkage can be of two types. A hinged joint is called a revolute, and a sliding joint is called ...