Gear pump with transmission gearwheel adjustment

Details Gear pump with transmission gearwheel adjustment Gear pump with transmission gearwheel adjustment

1978-07-14

1980-09-30

Vrablik, John J.

Rotary expansible chamber devices

Interengaging rotating members

Like rotary members

74401, F04C 108, F04C 1500, F16H 3508

Patent

active

042252962

ABSTRACT:
A gear pump of the kind in which auxiliary gearing is relied upon to produce synchronized movement between intermeshed pumping gears includes one gearwheel of the auxiliary gearing mounted on a shaft means are provided for supplying hydraulic fluid under pressure to an interface between the gearwheel and the shaft so as to allow the gearwheel to be expanded hydraulically in order to effect relative angular adjustment between the gearwheel and the shaft for locating the pumping gears at their required relative angular positions.

REFERENCES:
patent: 2559590 (1951-07-01), Brown
patent: 2640428 (1953-06-01), Houghton
patent: 2671949 (1954-03-01), Welton
patent: 2708548 (1953-10-01), Blanton
patent: 2817142 (1957-12-01), Boden et al.
patent: 2840399 (1958-06-01), Harless et al.
patent: 2926940 (1960-03-01), Maass
patent: 2992479 (1961-07-01), Musser et al.
patent: 3278193 (1966-10-01), Groner et al.
patent: 3281063 (1966-10-01), Allen

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