Patents Assigned to Finspa Engineering Co. Limited
  • Joint construction for connecting together two frame members
    Patent number: 4027453
    Abstract: A joint construction for connecting together two members, one of the members having opposed side limbs connected by a base defining a trough-like shape, the base having formed therein a re-entrant trough-shaped recess extending longitudinally of the member, the base of re-entrant trough-shaped recess having a plurality of slots adapted to receive hook-shaped tongue elements provided on the other of said members said other member also being of trough-shape and is in contact with the substantial part of said one member when engaged therewith.
    Type: Grant
    Filed: October 9, 1973
    Date of Patent: June 7, 1977
    Assignee: Finspa Engineering Co. Limited
    Inventor: Donald John Henry Bridge