Patents by Inventor Wayne Schwitters

Wayne Schwitters 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).

  • Publication number: 20030123966
    Abstract: An apparatus (10) is provided for elevating a watercraft out of a body of water and maintaining the watercraft at a predetermined elevation over the water or removing the watercraft therefrom for towage behind a vehicle. Apparatus (10) includes a forwardly elevated ramp (12) onto which the watercraft may propel itself. Also included is displaceable catch arms (36) which pivot between an engaged position and a released position. Each catch arm (36) is biased toward the engaged position and is constructed and arranged such that it is displaced to the released position when the watercraft is propelling itself up ramp (12). After the watercraft has passed an engagement member (44) attached at the distal end (40) of catch arm (36), catch arm (36) is urged toward the engaged position and engagement member (44) makes contact with the stem of the watercraft and prevents rearward motion thereby.
    Type: Application
    Filed: February 18, 2003
    Publication date: July 3, 2003
    Inventor: Wayne Schwitters
  • Patent number: 6520728
    Abstract: An apparatus (10) is provided for elevating a watercraft out of a body of water and maintaining the watercraft at a predetermined elevation over the water or removing the watercraft therefrom for towage behind a vehicle. Apparatus (10) includes a forwardly elevated ramp (12) onto which the watercraft may propel itself. Also included is displaceable catch arms (36) which pivot between an engaged position and a released position. Each catch arm (36) is biased toward the engaged position and is constructed and arranged such that it is displaced to the released position when the watercraft is propelling itself up ramp (12). After the watercraft has passed an engagement member (44) attached at the distal end (40) of catch arm (36), catch arm (36) is urged toward the engaged position and engagement member (44) makes contact with the stem of the watercraft and prevents rearward motion thereby.
    Type: Grant
    Filed: September 25, 2000
    Date of Patent: February 18, 2003
    Inventor: Wayne Schwitters