IP Library › Granted Patent US 12679705
Granted Patent B2
US 12679705 · App. 18/189,549 · Granted Jul 14, 2026

Safety caster assembly

Inventor: Stacey W. Mack (Hanover, PA)
B66F7/0625B60B33/0018B60B33/0068B66F11/00B62B2301/05
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Quick Facts
Patent No.
US 12679705
App. No.
18/189,549
Granted
Jul 14, 2026
Kind
B2
Abstract

A safety caster assembly comprising a beam assembly. The beam assembly having a pair of side plates. The safety caster assembly further comprising a safety mechanism assembly. The safety mechanism assembly having a pair of shear plates and each shear plate of the pair of shear plates has a bolt receiver corresponding to the slot. The safety caster assembly further comprising a wheel assembly. The safety caster assembly further comprising a structural cradle assembly. The structural cradle assembly having a mount. The structural cradle assembly further having a cradle positioned on the mount. The safety caster assembly having a fastener assembly.

Claims (29)

1 . A safety caster assembly comprising:

a beam assembly having:

a pair of side plates, each side plate of the pair of side plates having a slot; and

a plurality of cross section plates; and

a safety mechanism assembly having:

a pair of shear plates and each shear plate of the pair of shear plates has a bolt receiver corresponding to the slot; and

a wheel assembly having:

a structural plate positioned between each side plate of the pair of side plates; and

a wheel support positioned and coupled to a bottom of the structural plate; and

a free floating wheel coupled to a lower portion of the wheel support; and

a structural cradle assembly having:

a mount;

a cradle positioned on the mount; and

a fastener assembly having a bolt positioned through the bolt receiver and the slot.

2 . The safety caster assembly of claim 1 , wherein the bolt free floats inside the bolt receiver and the slot.

3 . The safety caster assembly of claim 2 , wherein the pair of shear plates are positioned at a rear end of each side plate.

4 . The safety caster assembly of claim 3 , wherein the plurality of cross section plates are positioned perpendicular to the pair of side plates.

5 . The safety caster assembly of claim 4 , wherein the pair of shear plates, deform when a weight applied exceeds 500 pounds.

6 . The safety caster assembly of claim 5 , wherein the cradle positioned on the mount forms a lift receiver.

7 . The safety caster assembly of claim 6 , wherein the bolt receiver is positioned on an outer edge of the pair of side plates.

8 . The safety caster assembly of claim 7 , wherein the wheel assembly includes a structural plate.

9 . The safety caster assembly of claim 8 , wherein the wheel assembly further includes a wheel support.

10 . The safety caster assembly of claim 9 , wherein the wheel support further includes a plurality of receiver ports positioned at each edge of the wheel support.

11 . The safety caster assembly of claim 10 , wherein the wheel support further includes an axel connector positioned at the lower portion of the wheel support.

12 . The safety caster assembly of claim 11 , wherein the structural plate is positioned between the pair of side plates.

13 . The safety caster assembly of claim 12 , wherein the cradle is u-shaped.

14 . The safety caster assembly of claim 13 , wherein the mount further includes a mount connector.

15 . The safety caster assembly of claim 14 , wherein the cradle further includes a cradle connector.

16 . The safety caster assembly of claim 15 , wherein the cradle connector is positioned in a central region of the cradle and parallel to the mount connector.