ection of the machine taken at y y, fig. 1. ground, and the handle or rod, D, pressed down- Similar letters refer to like parts. ward. As the follower, C, descends, the The nature of the invention consists in the springs, 6 6, are contracted, and the plates or combination of rotary patterns, a… … d, and the levers, D’ D’, provided with the nected by a cross piece, f. To the upper end part of the smaller case, B, there are attached The accompanying engravings represent the cross arms, 7, and rods,7, operating as has been of the gate or slide, F, there is attached a rod, two springs, 5 4, at…
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