Patents by Inventor Alan L. Brittingham

Alan L. Brittingham 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).

  • Tab and notch locator for exhaust systems
    Patent number: 5290974
    Abstract: A system is provided for orienting two engaged exhaust pipes or conduits and maintaining a proper orientation between those pipes after engagement to provide a proper alignment between the pipes. The system includes a tab formed on one of the pipes and a tab-receiving notch formed on the other of the pipes.
    Type: Grant
    Filed: March 12, 1993
    Date of Patent: March 1, 1994
    Assignee: Arvin Industries, Inc.
    Inventors: Arthur D. Douglas, Freddie A. Baldwin, Alan L. Brittingham
  • Method of forming spacing ring for tubes in high temperature environment
    Patent number: 5111561
    Abstract: A spacing ring for placement between a radially inwardly facing annular surface on a first member and a radially outwardly facing annular surface on a second member to maintain the first and second members in predetermined radially spaced relationship. The ring consists of a plurality of matted metal threads formed into an annular configuration. The ring has a radially inwardly facing surface to surroundingly engage the radially outwardly facing annular surface on the second member and a radially outwardly facing surface to be surroundingly engaged by the inwardly facing annular surface of the first member with the radially inwardly facing annular surface on the first member and the radially outwardly facing annular surface on the second member in axially overlapping relationship. The invention also contemplates a method of forming the spacing ring. The wool material is wrapped around an annular surface on a core bar.
    Type: Grant
    Filed: January 23, 1991
    Date of Patent: May 12, 1992
    Inventors: Yukihiro Nakagawa, Alan L. Brittingham
  • Spacing ring for tubes in high temperature environment
    Patent number: 5100047
    Abstract: A spacing ring for placement between a radially inwardly facing annular surface on a first member and a radially outwardly facing annular surface on a second member to maintain the first and second members in predetermined radially spaced relationship. The ring consists of a plurality of matted metal threads formed into an annular configuration. The ring has a radially inwardly facing surface to surroundingly engage the radially outwardly facing annular surface on the second member and a radially outwardly facing surface to be surroundingly engaged by the inwardly facing annular surface of the first member with the radially inwardly facing annular surface on the first member and the radially outwardly facing annular surface on the second member in axially overlapping relationship. The invention also contemplates a method of forming the spacing ring. The wool material is wrapped around an annular surface on a core bar.
    Type: Grant
    Filed: January 23, 1991
    Date of Patent: March 31, 1992
    Inventors: Yukihiro Nakagawa, Alan L. Brittingham
  • Spacing ring for tubes in high temperature environment
    Patent number: 5056832
    Abstract: A spacing ring for placement between a radially inwardly facing annular surface on a first member and a radially outwardly facing annular surface on a second member to maintain the first and second members in predetermined radially spaced relationship. The ring consists of a plurality of matted threads formed into an annular configuration. The ring has a radially inwardly facing surface to surroundingly engage the radially outwardly facing annular surface on the second member and a radially outwardly facing surface to be surroundingly engaged by the inwardly facing annular surface of the first member with the radially inwardly facing annular surface on the first member and the radially outwardly facing annular surface on the second member in axially overlapping relationship. The invention also contemplates a method of forming the spacing ring. The wool material is wrapped around an annular surface ona core bar.
    Type: Grant
    Filed: December 1, 1989
    Date of Patent: October 15, 1991
    Inventors: Yukihiro Nagagawa, Alan L. Brittingham