Movement construction for condition responsive gauge instrument

Details Movement construction for condition responsive gauge instrument Movement construction for condition responsive gauge instrument

1981-08-31

1984-04-24

Goldberg, Gerald

Measuring and testing

Fluid pressure gauge

Bourdon

73432A, 73732, G01L 704

Patent

active

044440570

ABSTRACT:
An improved movement construction for a condition responsive gauge instrument to transmit displacement motion with reduced backlash from a condition responsive element to an output drive. A first embodiment comprises a spring grip between the segment gear of the movement and the pivot actuator imposed by an integral wrap-around tail portion of the segment gear. A second embodiment comprises a second segment gear supported in parallel relation with the first segment gear and operative to impose a weighted relation on the pinion of the output drive. A third embodiment comprises a combination of the first and second embodiments.

REFERENCES:
patent: 2378201 (1945-06-01), De Mair
patent: 3214979 (1965-11-01), Bissell et al.
patent: 3661027 (1972-05-01), Gattesco
patent: 4055085 (1977-10-01), Wetterhorn
patent: 4246796 (1981-01-01), Wetterhorn

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