Chapter CXXXVII: Section 63: Pressing
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(_See also p. 144._)
=2387. Lever press= for hay, straw, &c., with rack and pawl at each side operated by two hand levers.
=2388. Continuous press= for coal dust, &c. The ram has a reciprocating motion, and the material is forced into a tapered chamber, the resulting friction in which gives sufficient resistance to press the material to the density required.
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The engineer's sketch-book of mechanical movements, devices, appliances, contrivances and details employed in the design and construction of machinery for every purposeChapter CXXXVII: Section 63: Pressing
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