Towing device embodying two trailers

Claim 1

A TOW DEVICE COMPRISING (A) TWO TRAILERS, (B) EACH OF SAID TRAILERS INCLUDING (1) ELONGATED FRAME HAVINGG (A'') FRONT AND REAR ENDS, AND (B'') TWO ELONGATED MEMBERS EXTENDING LONGITUDINALLY OF SAID FRAME, (2) A PAIR OF WHEELS SPACED FROM EACH OTHER TRANSVERSELY OF THE LENGTH OF SAID FRAME, AND (3) MEANS MOUNTED ON SAID ELONGATED MEMBERS AND OPERATIVELY CONNECTED TO SAID PAIR OF WHEELS FOR SUPPORTING SAID FRAME ON SAID WHEELS, (C) ONE OF SAID FRAMES HAVING A REAR END PORTION DISPOSED BETWEEN SAID ELONGATED MEMBERS THEREOF, (D) THE OTHER OF SAID FRAMES HAVING A FRONT END PORTION (1) DISPOSED BETWEEN SAID ELONGATED MEMBERS THEREOF, AND (2) RECEIVABLE IN SAID REAR END PORTION, (E) MEANS OPERATIVELY RELEASABLY CONNECTING SAID FRONT AND REAR END PORTIONS TOGETHER IN IMMOVABLE RELATION TO EACH OTHER, (F) SAID FIRST-MENTIONED MEANS ON SAID ONE FRAME BEING MOVABLE LONGITUDINALLY OF SAID ELONGATED MEMBERS ON WHICH THEY ARE MOUNTED FOR ADJUSTING THE POSITION OF SAID WHEELS OPERATIVELY CONNECTED THERETO FORWARDLY AND REARWARDLY RELATIVE TO SAID ONE FRAME, (G) SAID FRONT AND REAR END PORTIONS COMPRISING FORWARDLY BOWED ELONGATED CHANNEL-SHAPED MEMBERS HAVING UPPER AND LOWER FLANGES, (H) SAID FLANGES ON SAID FRONT END PORTION BEING DISPOSED BETWEEN SAID FLANGES ON SAID REAR END PORTION, AND (I) SAID MEANS RELEASABLY CONNECTING SAID FRONT AND REAR END PORTIONS TOGETHER COMPRISING ELONGATED MEMBERS MOUNTED IN SAID FLANGES OF SAID CHANNELSHAPED MEMBERS.