(19)
(11) EP 0 103 985 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
20.02.1985 Bulletin 1985/08

(43) Date of publication A2:
28.03.1984 Bulletin 1984/13

(21) Application number: 83304745

(22) Date of filing: 16.08.1983
(84) Designated Contracting States:
DE FR GB IT

(30) Priority: 20.08.1982 US 409978

(71) Applicant: Williams, Mack H.
 ()

(72) Inventor:
  • Williams, Mack H.
     ()

   


(54) Rotary engine or compressor


(57) A rotary device, such as an engine wherein compression arms are pivoted on a cylindrical rotor to oscillate in recesses opening from the cylindrical periphery of the rotor, pivoting away from the periphery during expansion and toward the periphery during compression. Cam followers on the compression arms engage in a generally oval cam track on the housing so that there are two complete oscillates, or four cycles, during each revolution of the rotor.






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