Prior patents for crushing small articles have generally related to ice crushers such as for crushing ice cubes or the like U S Pat No 3 386 669 discloses an ore crushing apparatus for a mining operation in which slurry contained particles of ore too large to pass through a grizzly are crushed by a ram moving one wall of the grizzly against a breaker plate for crushing ore chunks between the grizzly and plate wherein the crushing members comprise interdigitated teeth for reducing the ore lumps to a size capable of passing through the grizzly walls with the slurry.
Another U S Pat No 3 915 393 discloses a base having an arm pivotally connected with the base for vertical reciprocation toward and away from the base which moves a crushing head into and out of a crushing bowl for pulverizing a medicinal tablet contained by the bowl.
This invention is distinctive over the ore mining U S Pat No 3 386 669 by providing planar crushing jaws pulverizing selected quantities of ore manually disposed between the crushing jaws wherein the pulverized ore is dispensed from the jaws into a container This invention is also distinctive over the tablet crushing U S Pat No 3 915 393 by providing an increased mechanical advantage between the ore crushing surfaces and in which the ore crushing jaws may be continuously moved toward and away from each other while being fed additional ore samples from an attached hopper.
The principal object of this invention is to provide a light weight yet sturdily constructed ore sample crusher for pulverizing ore samples adjacent the location were the ore is found.
FIG 1 is a fragmentary perspective view of the ore sample crusher with parts broken away for clarity and.
FIG 2 is a side elevational view of the crusher partially in vertical section and illustrating by dotted lines movement of the movable jaw toward and away from the anvil.
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An elongated substantially L shaped handle has its foot portion 42 rigidly connected with the shaft 36 and movable jaw 38 for moving the jaw 38 toward and away from the anvil in a vertical pivoting action about the horizontal axis of the shaft 36 by manual vertical movement of the elongated handle leg portion 44.
Hopper means comprising an open ended box or tube member 46 is connected at one end with the upper limit of the base 12 in communication with the spacing between the movable jaw and anvil when the jaw is in the solid position of FIG 2 The hopper 46 is inclined rearwardly and upwardly for receiving and containing ore samples as indicated at 48.
The patent pending crazycrusher is not just a crusher to crush ore samples with although that is the original design it can also be used by the hobbyist to crush rocks to a size suitable for tumbling and polishing it can also be used to crush cpu chips to Mobile rock ore crusher.
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