Patents by Inventor Allan J. Alden

Allan J. Alden 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: 5318318
    Abstract: A foldable infant trailer is convertible into an infant trailer towable behind a cycle. The convertible stroller and trailer includes a tubular frame having a lower frame portion and an upper frame portion. The upper frame portion supports a flexible infant holder or seat. The upper frame portion is also foldable down upon the lower frame portion. With the front wheel removed, the stroller becomes a trailer when connected to a cycle by a trailer-cycle hitch assembly. The assembly includes a fork plate, yoke portion and bicycle hitch end which safely and securely interconnects the trailer to the bicycle frame.
    Type: Grant
    Filed: August 4, 1993
    Date of Patent: June 7, 1994
    Assignee: TRI Industries, Inc.
    Inventors: John M. Berner, Allan J. Alden
  • Patent number: 5259634
    Abstract: A foldable infant trailer is convertible into an infant trailer towable behind a cycle. The convertible stroller and trailer includes a tubular frame having a lower frame portion and an upper frame portion. The upper frame portion supports a flexible infant holder or seat. The upper frame portion is also foldable down upon the lower frame portion. With the front wheel removed, the stroller becomes a trailer when connected to a cycle by a trailer-cycle hitch assembly. The assembly includes a fork plate, yoke portion and bicycle hitch end which safely and securely interconnects the trailer to the bicycle frame.
    Type: Grant
    Filed: December 18, 1992
    Date of Patent: November 9, 1993
    Assignee: TRI Industries, Inc.
    Inventors: John M. Berner, Allan J. Alden
  • Patent number: 5162610
    Abstract: A shielded housing for a computer or the like including top and bottom housing parts. The top housing part includes a top wall and two side walls. The bottom housing part includes bottom, front and back walls. An inverted V-shaped channel is carried by the side walls adjacent the lower edges for a cooperating fit between the channels and upturned flanges carried by the bottom wall planar surface. The inner surfaces of the housing parts include shielding for reduction of electrostatic noise from the enclosure. The cooperating fit between the channels and bottom wall flanges provide and improved side wall junction to prevent electrostatic noise from leaking along the side wall edges.
    Type: Grant
    Filed: March 21, 1990
    Date of Patent: November 10, 1992
    Assignee: Control Systems, Inc.
    Inventors: Frank Clifton, John M. Berner, Frank W. Campbell, Allan J. Alden