Patents by Inventor Bruce Alfin Dahl

Bruce Alfin Dahl 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).

  • Fastener system with positive retention mechanism
    Patent number: 8113754
    Abstract: An apparatus comprises a fastening member, a complimentary fastening member, and a retainer member. The fastening member has a first end, a second end, a channel located at the first end, outer threads located on an outer surface of the fastening member, and inner threads located on an inner surface of the channel. The outer threads of the fastening member are closer to the first end than the second end. The complimentary fastening member has a channel and inner threads located within the channel. The inner threads of the complimentary fastening member are capable of engaging the outer threads of the fastening member. The retainer member has a threaded end. The retainer member is capable of entering the channel of the complimentary fastening member and the threaded end of the retainer member is capable of engaging the inner threads of the fastening member.
    Type: Grant
    Filed: September 29, 2008
    Date of Patent: February 14, 2012
    Assignee: The Boeing Company
    Inventors: Bruce Alfin Dahl, Ben Christopher Welte
  • FASTENER SYSTEM WITH POSITIVE RETENTION MECHANISM
    Publication number: 20100080666
    Abstract: An apparatus comprises a fastening member, a complimentary fastening member, and a retainer member. The fastening member has a first end, a second end, a channel located at the first end, outer threads located on an outer surface of the fastening member, and inner threads located on an inner surface of the channel. The outer threads of the fastening member are closer to the first end than the second end. The complimentary fastening member has a channel and inner threads located within the channel. The inner threads of the complimentary fastening member are capable of engaging the outer threads of the fastening member. The retainer member has a threaded end. The retainer member is capable of entering the channel of the complimentary fastening member and the threaded end of the retainer member is capable of engaging the inner threads of the fastening member.
    Type: Application
    Filed: September 29, 2008
    Publication date: April 1, 2010
    Inventors: Bruce Alfin Dahl, Ben Christopher Welte