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US 12,311,991 B2Granted
Removable portable cart with lifting system
OwnerHarsoyo Lukitoinventor
Life of this patent
Estimating the term…
Abstract
A portable cart has a frame assembly having a front end, a rear end, and a plurality of vertical beams. A front leg assembly having a pair of extendable front legs is secured adjacent the front end of the frame assembly, and a rear leg assembly having a pair of extendable rear legs is assembly secured adjacent the rear end of the frame assembly. A table top is secured to the frame assembly.
Claims5
A portable cart, comprising:
- a frame assembly having a front end, a rear end, and a plurality of vertical beams;
- a front leg assembly having a pair of extendable front legs, the front leg assembly secured adjacent the front end of the frame assembly;
- a rear leg assembly having a pair of extendable rear legs, the rear leg assembly secured adjacent the rear end of the frame assembly;
- and
- a table top secured to the frame assembly;
- wherein each leg assembly comprises a left dual cylinder assembly and a right dual cylinder assembly, each cylinder assembly having two cylinders positioned side-by-side.
3 more elements
A portable cart, comprising:
- a frame assembly having a front end, a rear end, and a plurality of vertical beams;
- a front leg assembly having a pair of extendable front legs, the front leg assembly secured adjacent the front end of the frame assembly;
- a rear leg assembly having a pair of extendable rear legs, the rear leg assembly secured adjacent the rear end of the frame assembly;
- and
- a table top secured to the frame assembly;
- wherein the frame assembly has at least a first set of vertical beams positioned at the front end of the frame assembly, a fourth set of vertical beams positioned at the rear end of the frame assembly, a second set of vertical beams positioned spaced apart from the first set of vertical beams, and a third set of vertical beams positioned between the second and fourth sets of vertical beams, wherein at least one fixed caster assembly is secured to the first and third sets of vertical beams, the front leg assembly is secured to the second set of vertical beams, and the rear leg assembly is secured to the fourth set of vertical beams.
3 more elements
Dependencies are inferred from the claim text.