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US 8,979,099 B1Granted
Foldable and width adjustable pallet jack
OwnerBruce G. Ellisinventor
Life of this patent
Estimating the term…
Abstract
A foldable and portable pallet jack for transporting pallets comprises width-adjustable and folding forks. The skid forks adjust to different sized pallets or materials. The skid forks also fold upright against the handle section of the pallet jack allowing it to be compactly transported and stored. With the forks in a horizontal and locked position, the pallet jack provides normal lifting and transporting of heavy pallets or material in a conventional manner.
Claims13
A pallet jack, comprising:
- a base platform;
- a base frame extending over said base platform and further extending below said base platform;
- a pump assembly mounted between said base frame and said base platform, said pump assembly configured to raise and lower said base frame;
- a rear wheel assembly below said base platform;
- a swivel connection attaching said rear wheel assembly to said base platform;
- a support plate attached to and extending away from the bottom of said base frame, said support plate including a generally vertical, flat front with an upper edge;
- a first fork bracket extending from said support plate;
- a second fork bracket extending from said support plate;
- a first fork prong attached to said first fork bracket by a first hinge;
- a second fork prong attached to said second fork bracket by a second hinge;
- and,
- a handle for operating said pump assembly;
- wherein pumping said handle pushes the base frame upward;
- wherein said first fork bracket and said second fork bracket are configured with inverted “U”-shaped front ends that attach to said support plate;
- wherein said support plate comprises a plurality of recessed bracket seats disposed along said upper edge for receiving said first fork bracket and said second fork bracket front ends;
- wherein the width between said first fork prong and said second fork prong is adjustable by locating said first fork bracket and said second fork bracket into different bracket seats;
- wherein at least said first fork prong includes a rear fork roller adjacent said first hinge, and wherein said rear fork roller pivots into contact with a floor;
- and,
- wherein said first fork prong and said second fork prong respectively fold vertically upright on said first hinge and said second hinge.
16 more elements
A pallet jack, comprising:
- a base platform;
- a base frame extending over said base platform and further extending below said base platform;
- a pump assembly mounted between said base frame and said base platform, said pump assembly configured to raise and lower said base frame;
- a rear wheel assembly below said base platform;
- a swivel connection attaching said rear wheel assembly to said base platform;
- a support plate attached to and extending away from the bottom of said base frame, said support plate including a generally vertical, flat front having an upper edge configured with at least three bracket seats;
- a first fork bracket extending from a first bracket seat of said plurality of bracket seats;
- a second fork bracket extending from a second bracket seat of said plurality of bracket seats;
- a first fork prong attached to said first fork bracket by a first hinge;
- a second fork prong attached to said second fork bracket by a second hinge;
- and,
- a handle for operating said pump assembly;
- wherein pumping said handle pushes the base frame upward;
- wherein the separation between said first fork prong and said second fork prong depends on said first bracket seat and on said second bracket seat;
- wherein said first fork prong and said second fork prong respectively fold vertically upright on said first hinge and said second hinge;
- and,
- wherein said first fork prong includes a rear fork roller adjacent said first hinge, and wherein said rear fork roller pivots into contact with a floor when said first fork prong is vertical.
14 more elements
Dependencies are inferred from the claim text.