...docs not limit the patentee to the motion or power derived from the eccentric strap, for he says that it may be taken from any other moving part of the...discovered. The new set of ideas which of themselves are not tho subject of a patent, in order to become patentablc, must be embodied into working machinery, and...

...excluding the lifting-rod. I agree with the counsel for the defendant, that the mere discovery of the idea of deriving power for the tripping of the valve from...constitute the subject of a patent, although the idea were new. That idea is, however, the foundation upon which the improvement rests, and without which...