Fluid machine

Details Fluid machine Fluid machine

1999-02-16

2000-09-12

Denion, Thomas

Rotary expansible chamber devices

Interengaging rotating members

418150, F04C 200

Patent

active

061168793

ABSTRACT:
A pair of rotors (1,3) includes tooth parts (7,9) with a cycloid tooth profile curve and tooth bottom pans (11,13), and are engaged with each other. A housing (2) includes rotor chambers (2a) for rotatably accommodating the rotors (1,3), a suction port and a delivery port. Tips of the tooth parts (7,9) of the rotors (1,3) respectively have top parts (15,17) with a predetermined arc length (W.sub.1) which are cut to have a diameter (D.sub.2) smaller than a diameter (D.sub.1) of the tips of the predetermined cycloid tooth profile curve, and a diameter of the rotor chambers (2a) is made small.

REFERENCES:
patent: 4224015 (1980-09-01), Nagata
patent: 4666384 (1987-05-01), Kaga et al.

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