US 12,269,718 B2
Heavy-duty door jack and dolly
John A McCormick, Lake Villa, IL (US)
Filed by John A McCormick, Lake Villa, IL (US)
Filed on Nov. 8, 2024, as Appl. No. 18/942,041.
Application 18/942,041 is a continuation of application No. 18/600,091, filed on Mar. 8, 2024, granted, now 12,172,875.
Claims priority of provisional application 63/489,577, filed on Mar. 10, 2023.
Prior Publication US 2025/0066170 A1, Feb. 27, 2025
Int. Cl. B66F 5/02 (2006.01); B62B 1/26 (2006.01); B62B 3/10 (2006.01)
CPC B66F 5/02 (2013.01) [B62B 1/268 (2013.01); B62B 3/108 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A hand truck to aid in securing, transporting, and/or installing an object, comprising:
a frame;
a carrying arm supported by the frame;
a securing mechanism mounted on the carrying arm, wherein the securing mechanism is adapted to receive at least a portion of the object;
an adjustable member in operable communication with the securing mechanism such that the securing mechanism can be manipulated by adjusting the adjustable member;
an inner square frame member helps stabilize heavy objects that are laid on top of the hand truck while the hand truck is in a horizontal position;
a foot member detachably mounted to the carrying arm, wherein the foot member is adapted to receive at least a portion of the object; and
an additional vertical support member that attaches to the inner square frame member and the foot member and an additional horizontal support member that further reinforces the carrying arm.