Digital comparator having a retractable anvil supported at one end of a U-shaped frame
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United States of America Patent
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May 29, 2018
Issued Date -
N/A
app pub date -
Apr 30, 2015
filing date -
May 15, 2014
priority date (Note) -
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Abstract
Provided is a comparator including: a substantially U-shaped frame; an anvil supported at one end of the frame in an advanceable and retractable manner; a spindle supported at another end of the frame coaxially with the anvil in an advanceable and retractable manner; a measurement unit that measures the advancement and retraction of the anvil; and a display unit that displays a measurement result of the measurement unit. The measurement unit includes: an anvil contact portion that rotates around a support shaft in accordance with the advancement and retraction of the anvil; an interlocking portion that is formed to have a length greater than the length of the anvil contact portion, is supported so as to be rotatable around the support shaft, and is coupled to the anvil contact portion; and a detection unit that detects a displacement of rotation of the interlocking portion.
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