Patents Assigned to The Venables Machine and Tool Company
  • Spine fin heat exchanger and method and apparatus for producing same
    Patent number: 5085272
    Abstract: A spine fin heat exchanger tube is provided with a multiplicity of cantilever spine fins extending from an imperforate base wrapped around a tube in a helical manner. The spine fins include an inner portion extending substantially radially from the base and free end portions which extend laterally to provide increased heat exchange surface within a given envelope size. Also disclosed are a method and apparatus for producing such spine fin heat exchanger tubes.
    Type: Grant
    Filed: February 11, 1991
    Date of Patent: February 4, 1992
    Assignee: The Venables Machine and Tool Company
    Inventor: Herbert J. Venables, IV
  • Apparatus for making spine fin stock
    Patent number: 4532788
    Abstract: Apparatus for producing spine fin material of the type employing counter-rotating toothed cutter rolls to transversely slit ribbon stock. The apparatus includes a positive gear drive for controlling the angular cutter roll postions and a support arrangement permitting center-to-center adjustment of the cutter rolls independently of the center-to-center relation of associated gear drive elements.
    Type: Grant
    Filed: May 24, 1983
    Date of Patent: August 6, 1985
    Assignee: The Venables Machine and Tool Company
    Inventor: Herbert J. Venables, III