Patents by Inventor Michael D. Schram

Michael D. Schram 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).

  • Locking ground post
    Patent number: 8297873
    Abstract: A bollard assembly having a post and a sleeve. The post has a cylindrical post wall forming a cavity, an insert included with in the cavity and a longitudinal passage in the post wall. The insert has a helical wedge at its lower end with a gap in the wedge. The sleeve has a cylindrical sleeve wall forming a cavity and a latch pin that is attached to the sleeve wall and extends into the cavity. The sleeve is adapted to receive the post such that the latch pin travels through the passage in the post wall and the gap in the wedge of the insert wherein the insert can then be rotated such that the latch pin and gap are no longer aligned and the latch pin prevents upward movement of the insert and post.
    Type: Grant
    Filed: March 1, 2012
    Date of Patent: October 30, 2012
    Assignee: Schram Management Company
    Inventors: Michael D. Schram, Jon M. Schram
  • Bollard assembly
    Patent number: 7722285
    Abstract: A bollard assembly having a post and a sleeve. The post has a cylindrical post wall forming a cavity and a passage in the post wall. The passage has a first section that extends longitudinally along the post wall and a second section that intersects the first section and extends crosswise to the first section. The sleeve has a cylindrical sleeve wall forming a cavity and a latch pin that is attached to the sleeve wall and extends into the cavity. The sleeve is adapted to receive the post such that the latch pin travels through the passage in the post wall.
    Type: Grant
    Filed: December 2, 2008
    Date of Patent: May 25, 2010
    Inventors: Michael D. Schram, Richard Roy Beames, Tim Beames, Lon Newton
  • BOLLARD ASSEMBLY
    Publication number: 20100086350
    Abstract: A bollard assembly having a post and a sleeve. The post has a cylindrical post wall forming a cavity and a passage in the post wall. The passage has a first section that extends longitudinally along the post wall and a second section that intersects the first section and extends crosswise to the first section. The sleeve has a cylindrical sleeve wall forming a cavity and a latch pin that is attached to the sleeve wall and extends into the cavity. The sleeve is adapted to receive the post such that the latch pin travels through the passage in the post wall.
    Type: Application
    Filed: December 10, 2009
    Publication date: April 8, 2010
    Inventors: Michael D. Schram, Richard Beames, Tim Beames, Lon Newton
  • BOLLARD ASSEMBLY
    Publication number: 20090080971
    Abstract: A bollard assembly having a post and a sleeve. The post has a cylindrical post wall forming a cavity and a passage in the post wall. The passage has a first section that extends longitudinally along the post wall and a second section that intersects the first section and extends crosswise to the first section. The sleeve has a cylindrical sleeve wall forming a cavity and a latch pin that is attached to the sleeve wall and extends into the cavity. The sleeve is adapted to receive the post such that the latch pin travels through the passage in the post wall.
    Type: Application
    Filed: December 2, 2008
    Publication date: March 26, 2009
    Inventors: Michael D. Schram, Richard Beames, Tim Beames, Lon Newton
  • Bollard assembly
    Patent number: 7472891
    Abstract: A bollard assembly having a post and a sleeve. The post has a cylindrical post wall forming a cavity and a passage in the post wall. The passage has a first section that extends longitudinally along the post wall and a second section that intersects the first section and extends crosswise to the first section. The sleeve has a cylindrical sleeve wall forming a cavity and a latch pin that is attached to the sleeve wall and extends into the cavity. The sleeve is adapted to receive the post such that the latch pin travels through the passage in the post wall.
    Type: Grant
    Filed: January 30, 2006
    Date of Patent: January 6, 2009
    Inventors: Michael D. Schram, Richard Beames, Tim Beames, Lon Newton