Wear resistant rotor slots for vane-type pumps or motors

Rotary expansible chamber devices – With changeable working chamber magnitude – Cylinder or cylinder portion moved linearly and radially

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Details

418259, 418268, F01C 2100

Patent

active

043927955

ABSTRACT:
A rotor, for a vane-type fluid pump or motor, having upper and lower vane contact edges formed in each slot thereof is disclosed. The upper and lower vane contact edges substantially eliminate wear of the slots by the vanes reciprocating therein, thereby enabling pumps or motors employing the rotor to operate with low viscosity liquids for commercially useful periods of time.

REFERENCES:
patent: 2612114 (1952-09-01), Ernst
patent: 3000324 (1961-09-01), Rosaen
patent: 3255704 (1966-06-01), Mazur
patent: 3869231 (1975-03-01), Adams
patent: 3981647 (1976-09-01), Schoeps
patent: 3981648 (1976-09-01), Jordan et al.

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Profile ID: LFUS-PAI-O-196546

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