Dolly converter hitch assembly for conversion to utility trailer
OwnerCurtis L. Murphyinventor
Life of this patent
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Abstract
The compactly stowable and convertible hand truck-trailer of this invention comprises a T-shaped converter hitching assembly and a conventional hand truck which includes a carriage frame with legs supported by a pair of wheels at one end and having a transverse handle at the other end. The converter assembly releasably attaches through use of fittings to the legs and handle of the hand truck. The hitching assembly has a hitching adaptor that can be connected to a towing vehicle such as a lawn mower tractor.
Claims13
In a hand truck of the type having a carriage frame, including linear longitudinal side members, and a transverse handle member at one end and a toe plate and pair of wheels at the end opposite the handle, the improvement comprising in combination with the hand truck:
- an attachable hitching converter comprising:
- a first transverse member having opposing ends, for being releasably secured to said longitudinal side members;
- and
- a second longitudinal member connected to said transverse member, for being releasably secured to said handle.
A convertible hand truck-trailer comprising:
- a. a hand truck of the type having a carriage frame including:
- (1) linear longitudinal side members reinforced by attached lateral supports and a central longitudinal support,
- (2) a toe plate and pair of wheels at one end, and
- (3) a handle at the other end, and
- b. a releasably attachable T-shaped hitching converter comprising:
- (1) a first transverse member having opposing ends,
- (2) a second longitudinal member having a proximal end which is fixedly attached medially to the transverse member, and a distal end having a suitable hitching adaptor fixedly attached thereto, and
- c. a plurality of lockable fasteners for clampingly attaching the converter to the longitudinal side members and the handle of the carriage frame.
In a hand truck of the type having a carriage frame, including linear longitudinal side members, and a transverse handle member at one end and a toe plate and a pair of wheels at the end opposite the handle, the improvement comprising in combination with the hand truck:
- an attachable hitching converter comprising:
- (a) a first transverse member having a midsection and opposing ends;
- (b) a second longitudinal member having a proximal end and a distal end, the proximal end being secured to the midsection of the transverse member, and the distal end having secured thereto a hitching adaptor;
- (c) means for releasably securing the transverse member to the longitudinal side members of the hand truck carriage frame, comprising connectors which fit about the longitudinal frame side members and are releasably secured thereto by a pin and spring arrangement;
- and
- (d) means for releasably securing the longitudinal member to the handle of the hand truck comprising a connector that fits about the handle and is releasably secured thereto by a pin and spring arrangement.
Dependencies are inferred from the claim text.