Back to results
US 12,589,787 B2Granted
Handcart
AssigneeMagnum Tool Corp., Inc.
InventorsLivia Lin, Brian Liu
Life of this patent
Estimating the term…
Abstract
One embodiment of the invention provides a cart comprising a frame with casters underneath and sockets located above the casters with longitudinal grooves for receiving and locating uprights formed from square tubing. The frame of the cart provides storage for unused tubing in a way that forms a load-bearing surface for the cart. In one embodiment two carts can be connected side by side by square tubing to accommodate large loads.
Claims16
A cart comprising
- a frame having a first end and a second end, said frame comprising
- a pair of parallel long members,
- a pair of parallel short members,
- said pair of parallel short members being positioned at the first end and the second end of the frame,
- said pair of parallel long members connecting the pair of parallel short members and extending perpendicularly to the pair of short members,
- each of the pair of parallel short member having a first end portion and a second end portion,
- said cart further comprising a caster positioned under each of the first end portion and the second end portion of each of the pair of short members,
- said cart further comprising a receptacle facing upwardly securely carried by each of the first end portion and the second end portion of the pair of short members for securely releasably carrying uprights,
- wherein each receptacle comprises a socket having an upper end and a lower end and defined by a generally cylindrical sidewall extending from the upper end to the lower end and having four grooves at 90-degree spacing extending linearly from the upper end to the lower end of the socket, said grooves being laid out in a square pattern for receiving a square tubing.
6 more elements
Dependencies are inferred from the claim text.