Inner diameter measuring machine

Details Inner diameter measuring machine Inner diameter measuring machine

1988-05-19

1989-12-12

Haroian, Harry N.

Geometrical instruments

Gauge

Internal

33827, 33784, G01B 512

Patent

active

048858455

ABSTRACT:
The present invention relates to an inner diameter measuring machine, wherein a displacement measuring and displaying device provided with a group of first switches for setting measuring conditions are disposed on the generally central portion of a main case of measuring machine. One end of a casing is formed to provide a head having a measuring element or elements, and the other end thereof is formed to provide a handle portion. In the handle portion, two sets of groups of second switches having a switch and the like for holding a displayed value during measuring are provided, so that one hand operation can be performed during measuring. Further, in the handle portion, a plunger axially movable in cooperation with a spindle is provided, whereby this plunger is moved through a control lever rotatably supported on the end portion of the casing.

REFERENCES:
patent: 4172325 (1979-10-01), Lendi et al.
patent: 4536963 (1985-08-01), Yamamoto et al.
patent: 4612656 (1986-09-01), Suzuki et al.

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