Cyclopedia of mechanical engineering; a general reference work. Editor-in-chief Howard Monroe Raymond. Assisted by a corps of mechanical engineers, technical experts, and designers of the highest professional standing (1908)
American School (Chicago, Ill.), Raymond, Howard Monroe · Chicago American Technical Society · leaf 89
likely to dislodge some of theparticles and make it necessary to mend the mould. In order toavoid this, th(; diameter at a is made slightly greater than at I>, sothat the body of the gland is tax)ering, and the moment it is startedout the whole surface from « to J is clear of the sand and can… … Fis. 134. 72 PATTERN ]\rAKTNa 65 The allowance for dT;rift varies witli the i^attern, atid is oftengreater or less on different parts of the same pattern. For exaniijlc,the draft on the outside of the pattern of a pulley rim 24 inches indiameter and 0 inches face, should be ^ inch to the foot,…
Mechanical engineering -- Dictionaries
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