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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 47

An illustration from 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, leaf 47
Fi- 34. aiul it is usual to allow a limit of error which is in accordancewith the class of work being produced. For testing sizes and dimensions, both at the niachiue and inthe inspection department, combination gauges, known as limitgauges, are employed. These are made both for external and … internal measurements. The external gauge shown in Fio-. .36 isor testing pieces supposed to be .25 inch in diameter. Is ind. of .OOOo inch over, and .001 inch under the nominal size The mlec r f ^-^V f- ™ ^^^^ ^^-^ conveuientlv tht fo. ^•^ • ^■ *™g^ ^ second. Inlow 17;;?^ ^^^ ^^ for variation…

Mechanical engineering

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