Angle indicating caliper

Details Angle indicating caliper Angle indicating caliper

1988-09-23

1990-02-06

Haroian, Harry N.

Geometrical instruments

Distance measuring

Opposed contacts

33532, 33534, 33541, G01B 514

Patent

active

048979317

ABSTRACT:
This invention pertains to slide calipers for use with hose fittings wherein the improved construction includes caliper fingers having angles corresponding to standard hose fitting adapter sealing surface angles thus allowing the user to identify the type of adapter angle being measured. At the same time the caliper fingers act as reference points for measuring the size of a hose or fitting.

REFERENCES:
patent: 1002149 (1911-08-01), Hauser
patent: 1672695 (1928-06-01), Simpson
patent: 2694262 (1954-11-01), Daniel
patent: 2801472 (1957-08-01), Davidiak et al.
patent: 3113384 (1963-12-01), Keszler
patent: 4677751 (1987-07-01), Masseth
patent: 4730399 (1988-03-01), Campbell

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