Patents by Inventor James Pearlson

James Pearlson 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).

  • Moveable swimming pool floor
    Patent number: 6640504
    Abstract: A vertically moveable swimming pool floor apparatus includes a rigid planar platform configured to fit the planform area of a swimming pool, and a plurality of hydraulically powered hoists coupled to the platform to raise and lower the platform. The hoists are controlled by a control system operated by the user. The hoists controllably actuate the platform into and out of a swimming pool cavity, such that effective depth of the swimming pool is variable in a continuous range. The platform is equipped with depth indicators to allow users to observe the effective depth of the pool.
    Type: Grant
    Filed: September 10, 2001
    Date of Patent: November 4, 2003
    Assignee: FLG Industries, Inc.
    Inventors: James Pearlson, Raymond Pearlson
  • Moveable swimming pool floor
    Publication number: 20020062602
    Abstract: A vertically moveable swimming pool floor apparatus includes a rigid planar platform configured to fit the planform area of a swimming pool, and a plurality of hydraulically powered hoists coupled to the platform to raise and lower the platform. The hoists are controlled by a control system operated by the user. The hoists controllably actuate the platform into and out of a swimming pool cavity, such that effective depth of the swimming pool is variable in a continuous range. The platform is equipped with depth indicators to allow users to observe the effective depth of the pool.
    Type: Application
    Filed: September 10, 2001
    Publication date: May 30, 2002
    Inventors: James Pearlson, Raymond Pearlson