Longitudinal Lock Patents (Class 12/117.4)
  • Patent number: 8032962
    Abstract: The present invention features a shoe enlargement device for stretching a user's shoe comprising an expansion device having a toe piece and a heel piece. The toe piece is connected to the heel piece via an enlargement screw, wherein turning the enlargement screw moves them closer together or farther apart. The first half of the toe piece and the second half of the toe piece can be moved closer together or farther apart via an anchor piece, a first roller bar, and a second roller bar.
    Type: Grant
    Filed: October 16, 2008
    Date of Patent: October 11, 2011
    Inventor: Felicia Monica Payne
  • Patent number: 7960706
    Abstract: Introducing ultraviolet (UV) light (102, 202) to alter the environment inside a shoe destroys microorganisms or inhibits their growth. Visible light can also be used to prevent further growth. A preferred embodiment comprises an adjustable shoe tree (200) equipped with a UV germicidal light source (202) and electronic safeguards (284, 370) that prevent appreciable leakage of UV radiation outside the shoe.
    Type: Grant
    Filed: March 13, 2007
    Date of Patent: June 14, 2011
    Assignee: Shoe Care Innovations, Inc.
    Inventor: Adam Ullman
  • Patent number: 6883197
    Abstract: A shoe corrector for correcting the shape of a shoe such that it completely fits a wearer's foot and making the interior space dry and clean is provided. The shoe corrector allows each individual's foot to be accustomed to shoes which are mass produced with standardized dimensions thus providing more comfort to the wearer. Furthermore, the shoe corrector prevents the shoe from deforming with long use.
    Type: Grant
    Filed: December 26, 2000
    Date of Patent: April 26, 2005
    Assignee: SHT Co., Ltd..
    Inventor: Seung-Ho Tak
  • Publication number: 20030046778
    Abstract: A shoe tree for backless and other shoes, includes an elongated insert member for longitudinal installation into a the toe portion of a backless shoe. This insert member stretches at least the toe, wherein the toe insert has a mechanically or air expandable form-fitting toe block which is receivable within the closed or open toe portion of the backless shoe. The toe block fits fitting into and expansively stresses the toe portion of the backless shoe. To compensate for the fact that the backless shoe has no heel for the shoe tree to push against, this insert member may have an optional user controllable holder to hold the toe insert member in place and to stabilize the shape of the shoe. The shoe tree may be adapted for use with shoes with heels also.
    Type: Application
    Filed: September 6, 2002
    Publication date: March 13, 2003
    Inventor: Robert J. Sicurelli
  • Patent number: 6266837
    Abstract: A combined shoe tree and organizer comprising a two-shoe tree capable of holding and preserving a pair of shoes and an organizer therefor. The two-shoe tree comprises a mounting portion and two heel members, each heel member being connected to said mounting portion by an expandable stretcher bar and is designed to hold and preserve two (i.e. a pair of) shoes as a single unit. The two-shoe tree is provided with an aperture such that is can be integrated or combined with an organizer having a plurality of post members. In this manner, the shoe tree can be detachably secured to the organizer by mounting said aperture over one of the post members. The organizer may be in the form of a single rod which can retain a plurality of two-shoe trees or may be in the form of multiple rods in a grid frame arrangement to form a rack. The organizer can have either a horizontal orientation, for placement on a flat surface, or a vertical orientation for hanging from a door or mounting to a wall.
    Type: Grant
    Filed: June 8, 2000
    Date of Patent: July 31, 2001
    Inventor: Robert E. Nord