Formal inference, in short, is the eduction of all that a proposition implies.
The sliding abutment D, between the induction and eduction ports, moves out of the way of the piston to let it pass.
The eduction and equilibrium single valve, performing the functions of both.
The eduction pipes met in a single tube at the top, and threw the steam into the air.
A shut-off valve was fitted in each of the eduction pipes leading to the condensers.
The eduction evaporating pipe c is provided with a stop-cock to cut off the communication when required.
It will be seen that the current of steam can be regulated by moving the tuyere, D, from or toward the eduction orifice.
But traduction and eduction are equally inexplicable when it is a question of finding the origin of the soul.
This pipe is afterwards conveyed into a leaden chest or cylinder, in which all the other eduction pipes also terminate.
When the piston is at the bottom of its travel, the eduction valve closes.