Shoe, Shoe Part, Or Last Patents (Class 33/650)
  • Foot sizing method and last produced thereby
    Patent number: 5231723
    Abstract: A last having an outer footwear shaping surface is provided wherein the outer footwear shaping surface is constructed and arranged to have a foot length component corresponding to the length measurement of the foot, a width component corresponding to the width line, and curvature angles corresponding to the curvature angles of the foot. An arch-line component, a heel width component, and a foot volume component may also be provided to correspond with the foot.
    Type: Grant
    Filed: February 24, 1992
    Date of Patent: August 3, 1993
    Assignee: Foot Image Technology, Inc.
    Inventors: Jay P. White, Margaret J. Kolb
  • Foot sizing method
    Patent number: 5123169
    Abstract: A method for accurately sizing a foot 10 comprising the steps of deriving a length measurement from a foot centerline, calculating a width line between medial 40 and lateral 42 portions of foot 10 at the foot flexion points, determining an arch-line type, and comparing the angle of curvature of the medial edge and the lateral edge of foot 10 measured from a heel point 34 of foot 10. Calculations for heel width and foot volume are also provided.
    Type: Grant
    Filed: October 3, 1989
    Date of Patent: June 23, 1992
    Assignee: Foot Image Technology, Inc.
    Inventors: J. P. White, Margaret J. Kolb