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Flush floor fitting

  • US 4,443,654 A
  • Filed: 10/19/1981
  • Issued: 04/17/1984
  • Est. Priority Date: 10/19/1981
  • Status: Expired due to Term
First Claim
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1. In a floor having an electrical distribution system underneath the surface of the floor, the system including substantially flat mechanism formed with a pair of adjacent access holes respectively providing access to the electrical distribution system, a floor service fitting comprising:

  • an attaching ring including a bottom wall engaging and supported on said flat mechanism, side walls disposed on the periphery of the bottom wall and extending upwardly therefrom and an intermediate wall extending between a pair of opposite side walls, the side walls and the intermediate wall forming a pair of compartments;

    in each said compartment, an aperture formed by a circular wall on the bottom wall of the compartment and extending downwardly therefrom and through an access hole in said mechanism and the circular wall having an open section disposed below the top of said mechanism;

    in each said compartment, a tab formed on the bottom wall of the compartment in a position adjacent to the open section of the circular wall, the tab extending into the aperture;

    a pair of screws respectively rotatably mounted on said tabs;

    a pair of locking clamps respectively threaded on said screws and respectively extending through the open sections of said circular walls and engaging the underside of said mechanism and locking the attaching ring to the mechanism;

    in each compartment, a pair of key-hole slots formed in the bottom wall of the compartment;

    in each key-hole slot, an adjusting screw having a threaded body extending upwardly away from the slot respectively into said compartments and having a thin head disposed between the top of said mechanism and said bottom wall;

    an adjustable plate disposed over said attaching ring and having a substantially flat, peripheral flange for extending over floor covering used on said floor;

    first and second outlet openings formed in said adjustable plate respectively in communication with said compartments;

    first and second shoulders formed in said adjustable plate respectively surrounding said first and second outlet openings;

    a first pair of adjusting cavity sections formed on said first shoulder and extending downwardly therefrom into one of said compartments, the lower ends of the cavity section being threaded and respectively receiving a pair of said adjusting screws;

    a second pair of adjusting cavity sections formed on said second shoulder and extending downwardly therefrom into the other of said compartments, the lower ends of the second cavity sections being threaded and respectively receiving the other pair of said adjusting screws;

    said adjusting cavities each providing an opening for a tool to be inserted therein to engage the adjusting screw in the cavity and turn the adjusting screw, the turning of the adjusting screws raising or lowering said adjusting plate for positioning said flange with respect to the surface of the floor;

    at least one receptacle means mounted on one of said shoulders and extending through the outlet opening thereof; and

    a pair of substantially flat access plates respectively mounted on said first and second shoulders and covering the shoulders and extending over the first and second outlet openings and over said one receptacle means.

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