IP Library Granted Patent US 11,260,730
Granted Patent B2
US 11,260,730 · App. 16/803,001 · Granted Mar 1, 2022

Windows for loader cab

Inventor: Mark W. Binstock (Bismarck, ND)
Assignee: CLARK EQUIPMENT COMPANY
B60J1/1876B60J1/14B62D33/0617E05B65/06E05Y2900/518E05Y2900/55
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Quick Facts
Patent No.
US 11,260,730
App. No.
16/803,001
Granted
Mar 1, 2022
Kind
B2
Abstract

A cab for a power machine having a side window and a rear window each hingedly connected to the same one of a right rear cab frame post and a left rear cab frame post such that when the side window and rear window are both opened by latches to rotate outward relative to the same rear post an airflow path is created diagonally across the operator between a front corner of the cab and an opposite rear corner of the cab.

Claims (23)

1. A cab for a power machine, comprising:

a frame having a front side, left and right sides, and a rear side;

a side window connected to the frame on a first side of the cab and selected from one of the left and right sides of the cab and moveable between a closed position and an open position, wherein in the open position, the side window allows movement of air through a side window aperture between the frame and the side window and arranged on the first side of the cab proximal to the front side of the cab;

a rear window connected to the frame on the rear side of the cab and moveable between a closed position and an open position, wherein in the open position, the side window allows movement of air through a rear window aperture between the frame and the rear window and arranged on the rear side of the cab and proximal to a second side of the cab opposite the first side of the cab;

wherein when the side window and the rear window are both opened, an airflow path is created generally diagonally across the operator compartment between the side window aperture and the rear window aperture.

2. The cab of claim 1 , wherein the frame includes a right front post, a left front post, a right rear post, a left rear post, a canopy section and one or more lower sections and wherein the right front post, the left front post, the right rear post and the left rear post extend between the canopy section and the one or more lower sections.

3. The cab of claim 1 , and further comprising a door connected to the frame on the second side of the cab.

4. The cab of claim 3 , and further comprising a front window connected to the frame and extending along the front side of the cab between the left and right sides.

5. The cab of claim 2 , and further comprising a first latch engageable with the frame at the front side of the cab and configured to releasably secure the side window to the frame.

6. The cab of claim 5 , and further comprising a second latch engageable with the frame at the second side of the cab and configured to releasably secure the rear window to the frame.

7. The cab of claim 1 , wherein the side window is connected to the frame by a first hinge, and wherein the rear window is connected to the frame by a second hinge.

8. A power machine, comprising:

a machine frame;

a power system supported by the machine frame and configured to provide power to operate functions of the power machine;

a work element supported by the machine frame and configured to perform a power machine work function using power provided by the power system; and

a cab defining an operator compartment and supported by the machine frame, the cab comprising:

a cab frame having front side, left and right sides, and a rear side;

a side window connected to the cab frame on a first side of the cab selected from one of the left and right sides of the cab and moveable between a closed position and an open position, wherein in the open position, the side window allows movement of air through a side window aperture between the cab frame and the side window and arranged on the first side of the cab proximal to the front side of the cab;

a rear window connected to the cab frame on the rear side of the cab and moveable between a closed position and an open position, wherein in the open position, the side window allows movement of air through a rear window aperture between the cab frame and the rear window and arranged on the rear side of the cab and proximal to a second side of the cab opposite the first side of the cab; and

wherein when the side window and the rear window are both opened, an airflow path is created generally diagonally across the operator compartment between the side window aperture and the rear window aperture.

9. The power machine of claim 8 , and further comprising a door on the second side of the cab, and a front window extending along the front side of the cab between the left and right sides.

10. The power machine of claim 9 , and further comprising a side window latch engageable with the cab frame at the front side of the cab and configured to releasably secure the side window to the cab frame.

11. The power machine of claim 10 , and further comprising a rear window latch engageable with the cab frame at the second side of the cab and configured to releasably secure the rear window to the cab frame.

Assignments (4)
CHANGE OF NAME Recorded Nov 7, 2023
From: CLARK EQUIPMENT COMPANY
To: DOOSAN BOBCAT NORTH AMERICA INC.
Reel/Frame 065489/0238 →
RELEASE OF SECURITY INTEREST Recorded Sep 1, 2022
From: WILMINGTON TRUST, NATIONAL ASSOCIATION
To: CLARK EQUIPMENT COMPANY
Reel/Frame 061365/0517 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 9, 2020
From: BINSTOCK, MARK W
To: CLARK EQUIPMENT COMPANY
Reel/Frame 053161/0904 →
PATENT SECURITY AGREEMENT (NOTES) Recorded Jun 1, 2020
From: CLARK EQUIPMENT COMPANY
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 052802/0464 →
Continuity (2)
Provisional Application 62811118 · Feb 27, 2019
Related Publication 20200269662A1 · Aug 27, 2020