Portable floor

• US 3,310,919 A
• Filed: 10/02/1964
• Issued: 03/28/1967
• Est. Priority Date: 10/02/1964
• Status: Expired due to Term

• Current Assignee: Julian Gutierrez, Richard C. Bue
• Original Assignee: Julian Gutierrez, Richard C. Bue
• Inventors: Bue, Richard C., Gutierrez, Julian
• Application Number:
  US04/401,120
• Time in Patent Office: 907 Days
• US Class Current: 52/127.11
• CPC Class Codes: E01C 9/08 Temporary pavings E01C9/008 takes precedence ; steel gratings E01C9/10
• CPC Class Codes: E04F 15/02 Flooring or floor layers composed of a number of similar elements of webs E04F15/16
• CPC Class Codes: E04F 15/02405 Floor panels
• CPC Class Codes: E04F 15/04 only of wood or with a top layer of wood, e.g. with wooden or metal connecting members rollable parquet E04F15/16
• CPC Class Codes: E04F 2201/0107 by moving the sheets, plates or panels substantially in their own plane, perpendicular to the abutting edges
• CPC Class Codes: E04F 2201/023 with a continuous tongue or groove
• CPC Class Codes: E04F 2201/0505 Pegs or pins
• CPC Class Codes: E04F 2201/0517 U- or C-shaped brackets and clamps

Claims

1. A PORTABLE FLOOR COMPRISING:

(A) A PLURALITY OF LIKE FLAT PANELS EACH HAVING TOP AND BOTTOM SURFACES AND AN EVEN NUMBERED PLURALITY OF STRAIGHT SIDES, (B) SAID PANELS BEING ARRANGED IN CONTIGUOUS ROWS, EACH ROW INCLUDING A PLURALITY OF SAID PANELS IN SIDEBY-SIDE ENGAGEMENT, (C) EACH OF SAID PANELS INCLUDING MALE COUPLING ELEMENTS PROJECTING LATERALLY OUTWARDLY OF ONE-HALF OF THE NUMBER OF SIDES THEREOF, AND FEMALE COUPLING ELEMENTS INCLUDING LATERALLY OUTWARDLY OPENING RECESSES IN THE REMAINING SIDES THEREOF FOR RECEPTION OF MALE COUPLING ELEMENTS OF ADJACENT ONES OF SAID PANELS, (D) SAID MALE COUPLING ELEMENTS HAVING OUTER EDGES DISPOSED IN LATERALLY OUTWARDLY SPACED RELATIONSHIP TO THE BOTTOMS OF THEIR RESPECTIVE RECESSES WHEN SAID PANELS ARE DISPOSED IN SIDE-BY-SIDE ENGAGEMENT, (E) EACH OF SAID PANELS HAVING SCREW THREADED APERTURES IN SAID FEMALE COUPLING ELEMENTS, SAID APERTURES EXTENDING DOWNWARDLY FROM THE TOP SURFACE OF THE PANEL TO SAID RECESSES, (F) AND LOCKING ELEMENTS SCREW THREADED IN SAID APERTURES AND HAVING CONICAL LOWER ENDS MOVABLE INTO AND OUT OF SAID RECESSES, (G) SAID MALE COUPLING ELEMENTS HAVING SURFACE PORTIONS DISPOSED TO HAVE CAMMING ENGAGEMENT WITH SAID CONICAL ENDS, WHEN SAID MALE COUPLING ELEMENTS ARE DISPOSED IN SAID RECESSES, TO DRAW ADJACENT SIDES OF ADJACENT PANELS INTO SNUG SIDE-BY-SIDE ENGAGEMENT RESPONSIVE TO DOWNWARD MOVEMENT OF SAID LOCKING ELEMENTS.