Null and gain adjustment mechanism for hydrostatic pumps and mot

Details Null and gain adjustment mechanism for hydrostatic pumps and mot Null and gain adjustment mechanism for hydrostatic pumps and mot

1974-12-09

1976-08-17

Scott, Samuel

Machine element or mechanism

Elements

Eccentric

74600, G05G 100

Patent

active

039747158

ABSTRACT:
A control linkage for a servo valve of a variable displacement hydraulic machine includes a lever arm adjustably connected to the servo valve by means that is operative to adjust the null position of the valve with respect to the lever, and includes cam means for adjusting the length of the lever arm.

REFERENCES:
patent: 349215 (1886-09-01), Fawcett
patent: 2005227 (1935-06-01), Johnson
patent: 2592237 (1952-04-01), Bradley
patent: 3138037 (1964-06-01), Schumann
patent: 3792627 (1974-02-01), Tarello

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