Patents by Inventor Arnold B. Engman

Arnold B. Engman 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: 5060808
    Abstract: The hanging file support frame of this invention includes two spaced apart end members of integral construction dwelling in substantially vertical planes, and having upper and lower portions. The end members include an upper horizontal strut extending across the lateral width of the end members, with the ends thereof terminating into C-shaped members. Two elongated parallel hanging bars have their opposite ends supported within the C-shaped members. Clip elements engage the ends of the hanging bars and the C-shaped members to maintain the connection therebetween. Leg portions extend downwardly and outwardly from the C-shaped members, and the lower end of each leg portion terminates in an inwardly extending horizontal foot.
    Type: Grant
    Filed: August 28, 1989
    Date of Patent: October 29, 1991
    Assignee: EMCO Industries, Inc.
    Inventor: Arnold B. Engman
  • Patent number: 4403378
    Abstract: A clamp for securing pipe sections together comprising a saddle portion having a straight back portion, and opposite side portions having semi-circular openings therein. A U-shaped bolt has its ends extending through said back portion with nuts threaded thereon to draw the bolt towards the saddle portion. A radially disposed slot is disposed at the apex of each semi-circular opening to permit said back portion to deflect as said semi-circular openings conform to the perimeter of a pipe as said U-shaped bolt is drawn towards said saddle portion.
    Type: Grant
    Filed: December 7, 1981
    Date of Patent: September 13, 1983
    Assignee: EMCO Industries, Inc.
    Inventor: Arnold B. Engman