Patents by Inventor Andrew W. McGaffin

Andrew W. McGaffin 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: 4049314
    Abstract: A convertible piece of furniture includes four frame elements each of which has a generally right triangularly shaped configuration including a long base, a short leg, and a hypotenuse leg. A connector element is provided for securing the frame members together in generally aligned pairs, with the aligned pairs being located in spaced parallel relation to each other. A flexible sling is adapted to be secured between the spaced aligned pairs of frame members for supporting a person seated on the piece of furniture. The frame elements can be connected in a variety of relative positions in order to form different types of furniture pieces.
    Type: Grant
    Filed: March 24, 1976
    Date of Patent: September 20, 1977
    Inventor: Andrew W. McGaffin
  • Patent number: 4013250
    Abstract: The cutlery hook consists of a one-piece curved member which is generally U-shaped in side view and has a first free end portion that includes a pair of resilient wall elements inclined towards each other to define therebetween a generally triangular space adapted to receive the end of a cutlery utensil in a frictional resilient engagement. An insert element is provided for mounting on the end of the cutlery hook between the inclined resilient walls for urging the cutlery utensil into tight frictional engagement with those walls. The hook serves to prevent the utensil from sliding into the pot or bowl in which it is placed, and can cooperate with a similar hook and cutlery utensil to form food service tongs.
    Type: Grant
    Filed: January 12, 1976
    Date of Patent: March 22, 1977
    Inventor: Andrew W. McGaffin