IP Library Granted Patent US 10,710,622
Granted Patent B2
US 10,710,622 · App. 16/387,426 · Granted Jul 14, 2020

Glass hand truck

Inventors: William Joshua McDonald (Newborn, GA); Christopher Todd Herndon (Grayson, CA)
Assignee: OLDCASTLE BUILDINGENVELOPE, INC.
B62B1/12B62B1/008B62B1/14B62B1/268B62B3/009B62B3/108B62B1/00B62B3/00B62B2203/44B62B2301/02
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Quick Facts
Patent No.
US 10,710,622
App. No.
16/387,426
Granted
Jul 14, 2020
Kind
B2
Abstract

A hand truck includes a frame, a handle attached to a rear side of the frame, a platform extending from a front side of the frame, a plurality of feet attached to an underside of the platform, at least one support member attached to the front side of the frame, and an axle supporting a plurality of wheels, wherein the axle is attached to the frame. The hand truck may include a standing configuration and a mobile configuration. In the standing configuration, the plurality of wheels and at least one of the plurality of feet contact a ground surface to support the hand truck such that the platform is arranged at an oblique angle with respect to the ground surface.

Claims (49)

1. A hand truck comprising:

a frame;

a platform extending from a front side of the frame; and

at least two feet attached to an underside of the platform and forward of the front side of the frame, wherein a first foot of the at least two feet comprises a first height, and wherein a second foot of the at least two feet comprises a second height that is less than the first height,

wherein the hand truck comprises a standing configuration and a mobile configuration,

wherein, in the standing configuration, the first foot and the second foot contact a ground surface to support the hand truck such that the platform is arranged at an oblique angle with respect to the ground surface.

2. The hand truck of claim 1 , wherein, in the standing configuration, the hand truck is self-supporting without human intervention.

3. The hand truck of claim 1 , wherein the at least two feet are fixed and non-moving relative to the platform.

4. The hand truck of claim 1 , wherein, in the mobile configuration, the first foot and the second foot do not contact the ground surface.

5. The hand truck of claim 1 , further comprising:

a handle attached to a rear side of the frame;

at least one support member attached to the front side of the frame; and

an axle supporting a plurality of wheels, wherein the axle is attached to the frame.

6. The hand truck of claim 1 , wherein the platform is arranged at an orthogonal angle relative to the frame.

7. A hand truck comprising:

a frame comprising a front side and a back side;

a platform extending from the front side of the frame; and

at least one foot attached to an underside of the platform,

wherein the hand truck comprises a standing configuration and a mobile configuration and is pivotable about a pivot axis between the standing configuration and the mobile configuration,

wherein the pivot axis is offset backwards relative to the back side of the frame and away from the front side of the frame,

wherein, in the standing configuration, the at least one foot contacts a ground surface to support the hand truck such that the platform is arranged at an oblique angle with respect to the ground surface and the hand truck is self-supporting without human intervention,

wherein the at least one foot comprises a plurality of feet,

wherein the plurality of feet comprises a first foot and a second foot,

wherein the first foot comprises a first height, and

wherein the second foot comprises a second height that is less than the first height.

8. The hand truck of claim 7 , wherein the at least one foot is fixed and non-moving relative to the platform.

9. The hand truck of claim 7 , wherein, in the mobile configuration, the at least one foot does not contact the ground surface.

10. The hand truck of claim 7 , further comprising:

a handle attached to a rear side of the frame;

at least one support member attached to the front side of the frame; and

an axle supporting a plurality of wheels, wherein the axle is attached to the frame.

11. The hand truck of claim 7 , wherein the platform is arranged at an orthogonal angle relative to the frame.

12. A hand truck comprising:

a frame;

a platform extending from a front side of the frame;

a movement mechanism supported on a back side of the frame; and

at least one foot attached to an underside of the platform, wherein the at least one foot is fixed and non-moving relative to the platform,

wherein the at least one foot does not include a movement mechanism of the hand truck,

wherein the hand truck comprises a standing configuration and a mobile configuration,

wherein, in the standing configuration, the at least one foot contacts a ground surface to support the hand truck such that the platform is arranged at an oblique angle with respect to the ground surface, and

wherein the platform is arranged at an orthogonal angle relative to the frame.

13. The hand truck of claim 12 , wherein, in the standing configuration, the hand truck is self-supporting without human intervention.

14. The hand truck of claim 12 , wherein the at least one foot comprises a plurality of feet.

15. The hand truck of claim 14 , wherein the plurality of feet comprises a first foot and a second foot, wherein the first foot comprises a first height, and wherein the second foot comprises a second height that is less than the first height.

16. The hand truck of claim 12 , wherein, in the mobile configuration, the at least one foot does not contact the ground surface.

17. The hand truck of claim 12 , further comprising:

a handle attached to a rear side of the frame; and

at least one support member attached to the front side of the frame, and

wherein the movement mechanism comprises an axle supporting a plurality of wheels, wherein the axle is attached to the frame.

Assignments (2)
SECURITY AGREEMENT Recorded Apr 29, 2022
From: OLDCASTLE BUILDINGENVELOPE, INC.
To: CITIBANK, N.A., AS COLLATERAL AGENT
Reel/Frame 059823/0169 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 17, 2019
From: MCDONALD, WILLIAM JOSHUA; HERNDON, CHRISTOPHER TODD
To: OLDCASTLE BUILDINGENVELOPE, INC.
Reel/Frame 048917/0305 →
Continuity (2)
Continuation 15615127 · Jun 6, 2017
Related Publication 20190241203A1 · Aug 8, 2019