Patents by Inventor Caio Da Costa

Caio Da Costa has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Hermetic compressor with crankshaft having eccentric piston portion with hydrodynamic wedge
    Patent number: 5022835
    Abstract: A crankshaft for a hermetic compressor of the type that comprises a piston which is displaced in the interior of a cylinder by action of an eccentric portion of the crankshaft which is rotatively driven by the electric motor of the compressor, so that the outer face of the eccentric portion facing the axial bearing is spaced according to a surface portion defining an inclined outer face portion which produces a hydrodynamic wedge at the crankshaft eccentric portion.
    Type: Grant
    Filed: November 21, 1989
    Date of Patent: June 11, 1991
    Assignee: Empresa Brasileira de Compressores S/A - Embraco
    Inventor: Caio Da Costa