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Scientific American, Vol. 50, No. 5 (February 1884) (1884)

leaf 3

An illustration from Scientific American, Vol. 50, No. 5 (February 1884), 1884, leaf 3
y locking the bolt in place When the latch bolt is adjustable at. will with respect to the levers that actuate it. the same time giving a larger product than machines of or- in its forward position, the knob, E, may be turned, when To effect this the press is provided with two endless screws dinary… … AUTOMATIC MACHINE FOR CUTTING PAPER AND CARDBOARD. moved inward. When the arm is released the weighted wheel. These screws gear with two pinions that are provid- This machine consists of a table supported by two cast hinged part, B, drops into its normal position, and the bolt, ed with helicoidal…

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