Patents by Inventor David Ritzel

David Ritzel 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: 9637945
    Abstract: A tethermast and frag wall includes a fabric device having a fill volume fillable with a fill material on a flexible or compliant mast system. The fill volume may be a chambered curtain. The tethermast and frag wall is self supporting, easily deployed, and may be used in connection with a structure or may be deployed stand-alone. A tether system for an air beam structure utilizing a flexible tethermast, an external frag wall or frag curtain, soft couplings, air beam slings, or combinations thereof to reduce the effects of pressure waves, such as blast waves, onto and into an air beam structure and any inhabitants.
    Type: Grant
    Filed: March 28, 2016
    Date of Patent: May 2, 2017
    Assignee: Dynamic Shelters Inc.
    Inventors: Harold Warner, David Ritzel
  • Patent number: 9637946
    Abstract: A tethermast and frag wall includes a fabric device having a fill volume fillable with a fill material on a flexible or compliant mast system. The fill volume may be a chambered curtain. The tethermast and frag wall is self supporting, easily deployed, and may be used in connection with a structure or may be deployed stand-alone. A tether system for an air beam structure utilizing a flexible tethermast, an external frag wall or frag curtain, soft couplings, air beam slings, or combinations thereof to reduce the effects of pressure waves, such as blast waves, onto and into an air beam structure and any inhabitants.
    Type: Grant
    Filed: March 28, 2016
    Date of Patent: May 2, 2017
    Assignee: Dynamic Shelters Inc.
    Inventors: Harold Warner, David Ritzel
  • Publication number: 20160282089
    Abstract: A tethermast and frag wall includes a fabric device having a fill volume fillable with a fill material on a flexible or compliant mast system. The fill volume may be a chambered curtain. The tethermast and frag wall is self supporting, easily deployed, and may be used in connection with a structure or may be deployed stand-alone. A tether system for an air beam structure utilizing a flexible tethermast, an external frag wall or frag curtain, soft couplings, air beam slings, or combinations thereof to reduce the effects of pressure waves, such as blast waves, onto and into an air beam structure and any inhabitants.
    Type: Application
    Filed: March 28, 2016
    Publication date: September 29, 2016
    Applicant: DYNAMIC SHELTERS INC.
    Inventors: Harold WARNER, David RITZEL
  • Publication number: 20160209180
    Abstract: A tethermast and frag wall includes a fabric device having a fill volume fillable with a fill material on a flexible or compliant mast system. The fill volume may be a chambered curtain. The tethermast and frag wall is self supporting, easily deployed, and may be used in connection with a structure or may be deployed stand-alone. A tether system for an air beam structure utilizing a flexible tethermast, an external frag wall or frag curtain, soft couplings, air beam slings, or combinations thereof to reduce the effects of pressure waves, such as blast waves, onto and into an air beam structure and any inhabitants.
    Type: Application
    Filed: March 28, 2016
    Publication date: July 21, 2016
    Applicant: DYNAMIC SHELTERS INC.
    Inventors: Harold WARNER, David RITZEL
  • Patent number: 9395160
    Abstract: A tethermast and frag wall includes a fabric device having a fill volume fillable with a fill material on a flexible or compliant mast system. The fill volume may be a chambered curtain. The tethermast and frag wall is self supporting, easily deployed, and may be used in connection with a structure or may be deployed stand-alone. A tether system for an air beam structure utilizing a flexible tethermast, an external frag wall or frag curtain, soft couplings, air beam slings, or combinations thereof to reduce the effects of pressure waves, such as blast waves, onto and into an air beam structure and any inhabitants.
    Type: Grant
    Filed: November 5, 2014
    Date of Patent: July 19, 2016
    Assignee: DYNAMIC SHELTERS INC.
    Inventors: Harold Warner, David Ritzel
  • Patent number: 9267765
    Abstract: A tethermast and frag wall includes a fabric device having a fill volume tillable with a fill material on a flexible or compliant mast system. The fill volume may be a chambered curtain. The tethermast and frag wall is self supporting, easily deployed, and may be used in connection with a structure or may be deployed stand-alone. A tether system for an air beam structure utilizing a flexible tethermast, an external frag wall or frag curtain, soft couplings, air beam slings, or combinations thereof to reduce the effects of pressure waves, such as blast waves, onto and into an air beam structure and any inhabitants.
    Type: Grant
    Filed: December 14, 2010
    Date of Patent: February 23, 2016
    Assignee: DYNAMIC SHELTERS INC.
    Inventors: Harold Warner, David Ritzel
  • Publication number: 20150068393
    Abstract: A tethermast and frag wall includes a fabric device having a fill volume fillable with a fill material on a flexible or compliant mast system. The fill volume may be a chambered curtain. The tethermast and frag wall is self supporting, easily deployed, and may be used in connection with a structure or may be deployed stand-alone. A tether system for an air beam structure utilizing a flexible tethermast, an external frag wall or frag curtain, soft couplings, air beam slings, or combinations thereof to reduce the effects of pressure waves, such as blast waves, onto and into an air beam structure and any inhabitants.
    Type: Application
    Filed: November 5, 2014
    Publication date: March 12, 2015
    Applicant: DYNAMIC SHELTERS INC.
    Inventors: Harold Warner, David Ritzel
  • Publication number: 20120247311
    Abstract: A tethermast and frag wall includes a fabric device having a fill volume tillable with a fill material on a flexible or compliant mast system. The fill volume may be a chambered curtain. The tethermast and frag wall is self supporting, easily deployed, and may be used in connection with a structure or may be deployed stand-alone. A tether system for an air beam structure utilizing a flexible tethermast, an external frag wall or frag curtain, soft couplings, air beam slings, or combinations thereof to reduce the effects of pressure waves, such as blast waves, onto and into an air beam structure and any inhabitants.
    Type: Application
    Filed: December 14, 2010
    Publication date: October 4, 2012
    Applicant: DYNAMIC SHELTERS INC.
    Inventors: Harold Warner, David Ritzel