Apparatus for measuring the length of curvilinear segments

Details Apparatus for measuring the length of curvilinear segments Apparatus for measuring the length of curvilinear segments

1974-08-28

1976-03-16

Bell, Jr., Houston S.

Geometrical instruments

Area integrators

Electrical

33143L, G01B 700, G01B 702

Patent

active

039436322

ABSTRACT:
An apparatus for measuring the length of curved segments including loading pairs of rollers with one roller of each pair being driven, positioning switches, positioning shaped reciprocally movable elements defining a hollow to house the segment to be measured and movable arms and feelers to measure the segment. The hollow has a shape corresponding to the theoretical shape of the segment. The movable elements are fitted with openings for at least one of the ends of the segment. The feelers are arranged in correspondence with the openings to cooperate with the relevant ends of the segment.

REFERENCES:
patent: 1554031 (1925-09-01), Reeves
patent: 2523555 (1950-09-01), Boosey
patent: 2911728 (1959-11-01), Mundell et al.
patent: 3550279 (1970-12-01), Fapiano
patent: 3562918 (1971-02-01), Ertman et al.

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