IP Library › Granted Patent US 10,611,347
Granted Patent B1
US 10,611,347 · App. 16/389,029 · Granted Apr 7, 2020

Integrated ground pad

Inventors: David W. Archer (Hortonville, WI); Todd Burkhard (Oshkosh, WI)
Assignee: Oshkosh Corporation
B60S9/12B60G3/24B60G7/00B60S9/00B60S9/02B60S9/10E06C5/38B60G2200/422B60G2202/135E06C5/04
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Quick Facts
Patent No.
US 10,611,347
App. No.
16/389,029
Granted
Apr 7, 2020
Kind
B1
Abstract

A stabilizer for a vehicle includes an actuator assembly configured to be coupled to a chassis of the vehicle and a ground pad coupled to the actuator assembly. The actuator assembly is selectively repositionable between a retracted position and a lifting position. The ground pad has a bottom surface configured to engage a support surface below the chassis. When the actuator assembly is in the lifting position, the bottom surface of the ground pad engages the support surface and the actuator assembly applies an upward force on the chassis, and when the actuator assembly is in the retracted position, the actuator assembly lifts the ground pad such that the ground pad is not in contact with the support surface.

Claims (15)

1. A vehicle comprising:

a chassis;

a plurality of tractive assemblies engaging the chassis; and

a stabilizer, comprising:

an actuator assembly coupled to the chassis and including an actuator, wherein the actuator is selectively repositionable between a retracted position and a lifting position;

a ground pad coupled to the actuator assembly, the ground pad having a bottom surface configured to engage a support surface below the chassis; and

a first alignment device and a second alignment device, wherein one of the first alignment device and the second alignment device is coupled to the actuator, wherein the other of the first alignment device and the second alignment device is coupled to the ground pad;

wherein when the actuator is in the lifting position, the bottom surface of the ground pad engages the support surface and the actuator assembly applies an upward force to lift the chassis away from the support surface, and when the actuator is in the retracted position, the actuator assembly lifts the ground pad such that the ground pad is not in contact with the support surface; and

wherein the first alignment device includes (a) a first tubular member extending along an alignment axis and (b) a second tubular member extending along the alignment axis and receiving the first tubular member, wherein the first tubular member defines a first engagement surface angled relative to the alignment axis, wherein the second tubular member defines a second engagement surface angled relative to the alignment axis, and wherein the first engagement surface and the second engagement surface are configured to engage the second alignment device as the actuator is moved from the lifting position toward the retracted position.

2. The vehicle of claim 1 , wherein the actuator is a linear actuator including a body coupled to the chassis and a rod configured to translate relative to the body along an axis of extension, wherein the ground pad is coupled to an end portion of the rod opposite the body.

3. The vehicle of claim 2 , wherein the ground pad is rotatably coupled to the rod such that the ground pad is rotatable about the axis of extension, and wherein the ground pad extends farther from the axis of extension in a first direction extending parallel to the bottom surface than in a second direction extending parallel to the bottom surface.

4. The vehicle of claim 3 , the first alignment device and the second alignment device are configured to engage one another as the linear actuator is moved from the lifting position toward the retracted position, and wherein the first alignment device and the second alignment device are configured to rotate the ground pad about the axis of extension toward a storage orientation as the linear actuator is moved from the lifting position toward the retracted position.

5. The vehicle of claim 4 , wherein the first alignment device further includes an offsetting member defining a pair of third engagement surfaces that meet at an edge, wherein one of the third engagement surfaces is configured to engage the second alignment device as the linear actuator is moved from the lifting position toward the retracted position when the ground pad is in an orientation that is directly opposite the storage orientation.

6. The vehicle of claim 2 , wherein the rod includes a ball interface having a spherical curvature and wherein one of (a) the ground pad and (b) an intermediate member coupling the ground pad to the rod define a recess configured to receive the ball interface, and wherein the ground pad is rotatable relative to the rod about at least two axes extending perpendicular to the axis of extension.

7. The vehicle of claim 6 , wherein the stabilizer further comprises a planar alignment device coupled to the ground pad, wherein the planar alignment device is configured to engage the rod and apply a biasing force on the ground pad when the ground pad is rotated about one of the at least two axes extending perpendicular to the axis of extension.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 2, 2019
From: ARCHER, DAVID W.; BURKARD, TODD
To: OSHKOSH CORPORATION
Reel/Frame 050605/0972 →
Continuity (2)
Provisional Application 62661335 · Apr 23, 2018
Provisional Application 62829922 · Apr 5, 2019
Cited By (15)
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