Piston rod runout gauge
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 25, 1981
Grant Date -
N/A
app pub date -
Oct 22, 1979
filing date -
Oct 22, 1979
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An instrument to measure the concentricity of a piston rod relative to its cylinder, has an elongate cylindrical support on which are slidably mounted a pair of brackets provided with V-shaped notches embracingly to engage the cylinder and hold the support in parallel relation to the cylinder. At the outer end of the support and disposed at right angles thereto is a feeler probe to engage the piston rod. A calibrated dial, having an associated pointer, is carried by the support and the pointer is articulated to the feeler probe for causing the pointer to indicate in the dial the degree of concentricity of the piston rod.
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