wicks ; and they should have covers to prevent dirt lodging in them . Some engineers cast the cups on the various parts , while others prefer light cups cast in brass . Fig . 248 shows the lubricator cup with hollow plug fitted to the cylinder cover for lubricating the piston . SLIDE - VALVE GEAR .… … Fig . 249 . — - Slide Valve . 1 a , Slide valve . b , Ring for taking off the back pressure , c , Valve spindle . d , Valve casing . e , Valve - casing cover . f , Cylinder . described , and although the various plans adopted may differ in detail , the motion produced is the same in all . Take ,…
e-rara · Eisenbibliothek Schlatt · No known copyright restrictions. Free to use for anything.
![An illustration from [Volume I.], leaf 398](https://img.insideoutlibrary.com/img/1024/erara-31314765-398-1.webp)
