Patents by Inventor Robert Blaine Metcalf

Robert Blaine Metcalf 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).

  • Patent number: 9302742
    Abstract: An arch shaped structural member suitable for use as a wakeboard tower including a pair of legs and a crosspiece supported by the legs, both of the legs and the crosspiece being a coreless cast structural member characterized as a cast structural member and devoid of a hollow interior enclosed by solid portions.
    Type: Grant
    Filed: March 12, 2014
    Date of Patent: April 5, 2016
    Assignee: Xtreme Marine Corporation
    Inventors: Anthony Duane Williams, Bradley Michael Nemeth, Robert Blaine Metcalf
  • Patent number: 9114854
    Abstract: A wakeboard tower having a tower leg pivotally mounted to a folding support system, the folding support system including includes an upper support arm, a spring, a lower support arm, and a base member. The tower can be folded between a plurality of positions between an elevated position relative to the boat hull and a lowered position relative to the boat hull.
    Type: Grant
    Filed: August 9, 2013
    Date of Patent: August 25, 2015
    Assignee: Xtreme Marine Corporation
    Inventors: Anthony Duane Williams, Bradley Michael Nemeth, Robert Blaine Metcalf
  • Patent number: 9061748
    Abstract: A wakeboard tower having a foldable tower leg having a spring loaded latch assembly mounted to the first section of the leg and a lock pin mounted to the second section of the leg, with the spring loaded latch assembly including a handle rotatably mounted to an exterior portion of the first section of the leg and having a rod including a protruding cam surface located on the rod and a spring operable to bias the cam surface in a direction away from the handle.
    Type: Grant
    Filed: October 31, 2013
    Date of Patent: June 23, 2015
    Assignee: Xtreme Marine Corporation
    Inventor: Robert Blaine Metcalf
  • Publication number: 20150114279
    Abstract: A wakeboard tower having a foldable tower leg having a spring loaded latch assembly mounted to the first section of the leg and a lock pin mounted to the second section of the leg, with the spring loaded latch assembly including a handle rotatably mounted to an exterior portion of the first section of the leg and having a rod including a protruding cam surface located on the rod and a spring operable to bias the cam surface in a direction away from the handle.
    Type: Application
    Filed: October 31, 2013
    Publication date: April 30, 2015
    Applicant: Xtreme Marine Corporation
    Inventor: Robert Blaine Metcalf
  • Publication number: 20140190392
    Abstract: An arch shaped structural member suitable for use as a wakeboard tower including a pair of legs and a crosspiece supported by the legs, both of the legs and the crosspiece being a coreless cast structural member characterized as a cast structural member and devoid of a hollow interior enclosed by solid portions.
    Type: Application
    Filed: March 12, 2014
    Publication date: July 10, 2014
    Applicant: Xtreme Marine Corporation
    Inventors: Anthony Duane Williams, Bradley Michael Nemeth, Robert Blaine Metcalf
  • Publication number: 20140048007
    Abstract: A wakeboard tower having a tower leg pivotally mounted to a folding support system, the folding support system including includes an upper support arm, a spring, a lower support arm, and a base member. The tower can be folded between a plurality of positions between an elevated position relative to the boat hull and a lowered position relative to the boat hull.
    Type: Application
    Filed: August 9, 2013
    Publication date: February 20, 2014
    Applicant: Xtreme Marine Corporation
    Inventors: Anthony Duane Williams, Bradley Michael Nemeth, Robert Blaine Metcalf
  • Patent number: 8522709
    Abstract: A sun cover for use with a boat tower having an elevated tow point. The cover includes a frame having a forward portion and a rear portion located adjacent to the forward portion, with at least a portion of the rear portion being spaced above or below the forward portion, defining a gap defined above or below a trailing portion of the forward portion and a leading portion of the rear portion. The frame is mounted to the tower and oriented relative to the tower so that the tow point is accessible via the gap such that a tow rope connected to the tow point extends rearwardly from the tow point via the gap and the cover does not interfere with a tow rope attached to the tow point during use of the boat to pull a person being towed by the boat using the tow rope.
    Type: Grant
    Filed: December 5, 2011
    Date of Patent: September 3, 2013
    Assignee: Xtreme Marine Corporation
    Inventors: Anthony Duane Williams, Robert Blaine Metcalf
  • Patent number: 8495967
    Abstract: A wakeboard tower having an elevated tow point and a bimini or other sun cover integrated to the tower in a manner that does not interfere with the tow point.
    Type: Grant
    Filed: September 8, 2011
    Date of Patent: July 30, 2013
    Assignee: Xtreme Marine Corporation
    Inventors: Anthony Duane Williams, Robert Blaine Metcalf
  • Publication number: 20120137954
    Abstract: A sun cover for use with a boat tower having an elevated tow point. The cover includes a frame having a forward portion and a rear portion located adjacent to the forward portion, with at least a portion of the rear portion being spaced above or below the forward portion, defining a gap defined above or below a trailing portion of the forward portion and a leading portion of the rear portion. The frame is mounted to the tower and oriented relative to the tower so that the tow point is accessible via the gap such that a tow rope connected to the tow point extends rearwardly from the tow point via the gap and the cover does not interfere with a tow rope attached to the tow point during use of the boat to pull a person being towed by the boat using the tow rope.
    Type: Application
    Filed: December 5, 2011
    Publication date: June 7, 2012
    Applicant: XTREME MARINE CORPORATION
    Inventors: Anthony Duane Williams, Robert Blaine Metcalf
  • Publication number: 20120067269
    Abstract: A wakeboard tower having an elevated tow point and a bimini or other sun cover integrated to the tower in a manner that does not interfere with the tow point.
    Type: Application
    Filed: September 8, 2011
    Publication date: March 22, 2012
    Inventors: Anthony Duane Williams, Robert Blaine Metcalf