Improvements in and relating to precision linear-dimension measuring instruments

摘要

577,231. Linear - dimension gauges. KILISZEK, S. R. March 21, 1944, No. 5252. [Class 106 (ii)] In a comparator wherein slip gauges: are used to set the instrument to a measurement in near relation to the one required, after which precise adjustment is made, the supplementary adjustment is provided by the engagement of a uniformly tapered portion 24 of a rotatable, threaded spindle 22, movable axially by means of a micrometer 20 or equivalent device, the tapered portion 24 coacting with the head of a plunger 32 forming or supporting the contacting or indicating member 39 of the instrument. A drawer 44 is provided for the storage of slip gauges.