IP Library Granted Patent US 10,995,470
Granted Patent B2
US 10,995,470 · App. 16/026,216 · Granted May 4, 2021

Service pin assembly for a machine

Inventors: Adam Richard Vail (Aurora, IL); Jeffery Mohamed Othman (Naperville, IL); Riley Albers (Sugar Grove, IL); Kamesh Gopal (Chennai, IN)
Assignee: Caterpillar Underground Mining Pty. Ltd.
E02F3/388
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Quick Facts
Patent No.
US 10,995,470
App. No.
16/026,216
Granted
May 4, 2021
Kind
B2
Abstract

A service pin assembly for a machine includes a service pin and a tray for retaining the service pin. The tray is attachable to a frame of the machine, and is pivotable relative to the frame between a first position and a second position. In the first position, the tray facilitates a storage of the service pin with the machine. In the second position, the tray facilitates an engagement of the service pin with a lift arm of the machine and the frame to restrict a relative movement between the frame and the lift arm.

Claims (50)

1. A service pin assembly for a machine, the service pin assembly comprising:

a service pin; and

a tray retaining the service pin and attachable to a frame of the machine, the tray being pivotable relative to the frame between a first position and a second position, wherein

in the first position, the tray facilitates a storage of the service pin with the machine, and

in the second position, the tray facilitates an engagement of the service pin with a lift arm of the machine and the frame to restrict a relative movement between the frame and the lift arm.

2. The service pin assembly of claim 1 , wherein the service pin is movable between a stored position and an extended position relative to the tray, wherein

in the first position, the service pin is disposed at the stored position and is coupled to the tray, and

in the second position, the service pin is configured to be slidably moved from the stored position to the extended position for engaging the service pin with the lift arm and the frame.

3. The service pin assembly of claim 1 further including a retention structure coupled to the tray to facilitate a retention of the service pin with the tray.

4. The service pin assembly of claim 3 , wherein the retention structure includes a U-shaped profile defining an opening with the tray for receiving the service pin.

5. The service pin assembly of claim 3 , wherein the service pin includes a stopper configured to abut the frame or the retention structure to stop a sliding movement of the service pin.

6. The service pin assembly of claim 1 , wherein the tray includes

a base for supporting the service pin in the second position, and

a wall extending substantially perpendicular to the base for supporting the service pin in the first position, wherein the service pin is coupled to the wall in the first position.

7. The service pin assembly of claim 1 further comprising

a strap pivotably coupled to the frame, and

a latch configured to engage with the strap to retain the tray in the first position.

8. The service pin assembly of claim 7 , wherein the strap includes a V-shaped portion configured to abut the service pin upon an engagement of the strap with the latch.

9. The service pin assembly of claim 1 , wherein

the tray includes a coupling structure, and

the service pin includes a fastening structure, wherein the fastening structure is engaged with the coupling structure for attaching the service pin with the tray.

10. The service pin assembly of claim 9 , wherein

the fastening structure includes a stud and the coupling structure includes an opening for receiving the stud.

11. The service pin assembly of claim 1 further including a hinge to pivotably couple the tray to the frame, the service pin defines a first center of gravity and the tray defines a second center of gravity, wherein

each of the first center of gravity and the second center of gravity is proximal to the hinge.

12. A machine, comprising:

a frame;

a lift arm coupled to the frame and configured to pivot relative to the frame;

a service pin configured to engage the frame with the lift arm to restrict a relative movement between the frame and the lift arm; and

a tray retaining the service pin and coupled to the frame of the machine, the tray being pivotable relative to the frame between a first position and a second position, wherein

in the first position, the tray facilitates a storage of the service pin with the machine, and

in the second position, the tray facilitates an engagement of the service pin with the lift arm of the machine and the frame.

13. The machine of claim 12 , wherein the service pin is movable between a stored position and an extended position relative to the tray, wherein

in the first position, the service pin is disposed at the stored position and is coupled to the tray, and

in the second position, the service pin is configured to be slidably moved from the stored position to the extended position for engaging the service pin with the lift arm and the frame.

14. The machine of claim 12 further including a retention structure coupled to the tray to facilitate a retention of the service pin with the tray.

15. The machine of claim 14 , wherein the retention structure includes a U-shaped profile defining an opening with the tray for receiving the service pin.

16. The machine of claim 14 , wherein the service pin includes a stopper configured to abut the frame or the retention structure to stop a sliding movement of the service pin.

17. The machine of claim 12 , wherein the tray includes

a base for supporting the service pin in the second position, and

a wall extending substantially perpendicular to the base for supporting the service pin in the first position, wherein the service pin is coupled to the wall in the first position.

18. The machine of claim 12 further comprising

a strap pivotably coupled to the frame and including a V-shaped portion, and

a latch configured to engage with the strap to retain the tray in the first position, wherein

the V-shaped portion abuts the service pin when the latch is engaged with the strap.

19. The machine of claim 12 , wherein

the tray includes a coupling structure, and

the service pin includes a fastening structure, wherein the fastening structure is engaged with the coupling structure for attaching the service pin with the tray.

20. The machine of claim 12 further including a hinge to pivotably couple the tray to the frame, the service pin defines a first center of gravity and the tray defines a second center of gravity, wherein

each of the first center of gravity and the second center of gravity is proximal to the hinge.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 13, 2025
From: CATERPILLAR UNDERGROUND MINING PTY. LTD.
To: CATERPILLAR INC.
Reel/Frame 070229/0971 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 3, 2018
From: VAIL, ADAM RICHARD; OTHMAN, JEFFERY MOHAMED; ALBERS, RILEY
To: CATERPILLAR UNDERGROUND MINING PTY. LTD.
Reel/Frame 046258/0152 →
Continuity (1)
Related Publication 20200011023A1 · Jan 9, 2020
Cited By (2)
US 12,325,972 US 12,449,000