5
adjustment
6
Notice the curvature of the caliper legs in
screw
foldout-15. The caliper on the left is construc-
spread
ted so that it can be used for measurements _____
caliper
_______ a hole. The caliper on the right will be
apart
used for ___________ measurements.
(CONTINUED ON PAGE 63)
11
outside
12
The direct readings presented by the micro-
meter ____________ may be as slow as 0.001 inch
micrometer
with a minimum loss in accuracy. This means that
the micrometer can check dimensions and pieces as
small as _______ inch with a __________ _________
in accuracy.
(CONTINUED ON PAGE 63)
17
40
18
When you examine the screw at A in foldout-
17, you will realize that the expression 40 turns
inch
per inch actually means 40 ______ ______ ______ .
(CONTINUED ON PAGE 63)
23
pitch
24
You should realize that the precision
screw used in the micrometer is associated with
screw
other micrometer components in such a manner
that the ___________ ________ of the threads on
the ___________ __________ is transferred to the
micrometer scales.
(CONTINUED ON PAGE 63)
29
anvil
30
There is a scale located on the micrometer
frame
sleeve (barrel) and thimble.
It is logical to
sleeve (barrel)
assume that these scales are called
spindle
________ or ________ scale
thimble
________ ___________
(CONTINUED ON PAGE 63)
35
hole
36
From the calculation of the problem in the
division
preceding frame you can see that
12 X 0.025
each whole _______ on the sleeve _______ is
= 0.300
equal to _______ inch
the scale is numbered after a total of _______
divisions
each numbered division represents _________ inch
(CONTINUED ON PAGE 64)
73
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