American Steel Foundries v. Scullin-Gallagher Iron & Steel Co.

CARLAND, Circuit Judge.

Appellants filed their bill in the Circuit Court against appellee for infringement of the Hardie patent, No. 569,-044, for improvement in metallic car trucks. On final hearing the bill was dismissed, and this appeal is from that decree.

Figure 1 of the patent drawing is as follows:

Claims 2, 3, and 6 of the patent are sued on and read as follows:

“2. A car struck, comprising two truck-arches rigidly connected wittL each other, each truck-arch having a transverse opening, the upper portion of which is contracted, a truck-bolster fitted in the upper portion of said openings,…