IP Library Granted Patent US 11,999,043
Granted Patent B2
US 11,999,043 · App. 17/235,540 · Granted Jun 4, 2024

Hydraulic tool with indicator light

Inventors: Brian J. Hyde (Brookfield, WI); Nathan J. Krause (Grafton, WI); Eric D. Norquist (Milwaukee, WI); Amanda M. Kachar (West Allis, WI)
Assignee: Milwaukee Electric Tool Corporation
B25F5/005B25F3/00
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Quick Facts
Patent No.
US 11,999,043
App. No.
17/235,540
Granted
Jun 4, 2024
Kind
B2
Abstract

A hydraulic tool includes a head at a first end of the hydraulic tool, where the head is configured to apply a mechanical force to a work piece; a body including a first surface; a back portion including: a second surface at a second end of the hydraulic tool that is opposite the first end; a third surface that is between the first surface and the second surface, where the third surface is inclined with respect to the first surface and the second surface; an indicator light; and a window, at least a portion of which is positioned on the third surface, where the window covers the indicator light; and a grip that extends from the body away from the first surface.

Claims (50)

1. A hydraulic tool comprising:

a head at a first end of the hydraulic tool, the head configured to apply a mechanical force to a work piece;

a body comprising a first surface;

a back portion comprising:

a second surface at a second end of the hydraulic tool that is opposite the first end;

a third surface that is between the first surface and the second surface, the third surface inclined with respect to the first surface and the second surface, the third surface including a first portion that abuts the second surface, the third surface including a second portion that abuts the first surface;

an indicator light; and

a window, at least a portion of the window being positioned on the third surface, the window overlapping the first portion and the second portion of the third surface, the window covering the indicator light; and

a grip that extends from the body away from the first surface.

2. The hydraulic tool of claim 1 , wherein the head is configured to crimp the work piece.

3. The hydraulic tool of claim 1 , wherein the head is configured to cut the work piece.

4. The hydraulic tool of claim 1 , wherein the head is configured to shear the work piece.

5. The hydraulic tool of claim 1 , wherein the head is configured to be hydraulically actuated.

6. The hydraulic tool of claim 1 , wherein the first surface is parallel to a longitudinal axis of the hydraulic tool.

7. The hydraulic tool of claim 1 , wherein the second surface is perpendicular to a longitudinal axis of the hydraulic tool.

8. The hydraulic tool of claim 1 , wherein the window is elongated in a direction that is substantially perpendicular to a boundary that separates the first portion from the second portion.

9. The hydraulic tool of claim 1 , wherein the window is rounded such that it conforms to the second surface, the first portion, and the second portion.

10. The hydraulic tool of claim 1 , wherein the window is elongated in a direction that is substantially parallel to a boundary that separates the first portion from the second portion.

11. The hydraulic tool of claim 10 , wherein the window is rounded such that it conforms to the first portion and the second portion.

12. The hydraulic tool of claim 1 , wherein the hydraulic tool is configured to:

make a first determination that a cutting, crimping, or shearing operation that satisfies a predetermined criterion has been performed on the work piece by the head; and

cause the indicator light to emit a first light that corresponds to the first determination.

13. The hydraulic tool of claim 1 , wherein the hydraulic tool is configured to:

make a second determination that a cutting, crimping, or shearing operation that satisfies a predetermined criterion has not been performed on the work piece by the head; and

cause the indicator light to emit a second light that corresponds to the second determination.

14. The hydraulic tool of claim 1 , wherein the grip is a pistol grip.

15. The hydraulic tool of claim 1 , the grip comprising a first actuator that, when activated, causes the head to close upon the work piece.

16. The hydraulic tool of claim 1 , the grip comprising a second actuator that, when activated, causes the head to open away from the work piece.

17. A hydraulic tool comprising:

a head at a first end of the hydraulic tool, the head configured to apply a mechanical force to a work piece;

a body comprising a first surface;

a back portion comprising:

a second surface at a second end of the hydraulic tool that is opposite the first end;

a third surface between the first surface and the second surface, the third surface inclined with respect to the first surface and the second surface;

an indicator light;

a window, at least a portion of the window being positioned on the third surface, the window covering the indicator light;

a grip that extends from the body away from the first surface; and

an adjustable loop attached to the back portion.

18. The hydraulic tool of claim 17 , wherein in a retracted position, the adjustable loop is between the head and the second surface.

19. The hydraulic tool of claim 17 , wherein in an extended position, the adjustable loop extends beyond the second surface.

20. The hydraulic tool of claim 17 , wherein in an upright position, the adjustable loop is between the head and the second surface.

21. A method of operating a hydraulic tool to apply a mechanical force to a work piece, the method comprising:

positioning the work piece within a head;

activating a first actuator of the hydraulic tool, causing the head to close upon the work piece;

making a first determination that a cutting, crimping, or shearing operation that satisfies a predetermined criterion has been performed on the work piece by the head;

causing an indicator light to emit a light that corresponds to the first determination;

making a second determination that a cutting, crimping, or shearing operation that satisfies the predetermined criterion has not been performed on the work piece by the head; and

causing an indicator light to emit a light that corresponds to the second determination.

22. The method of claim 21 , wherein making the first determination and making the second determination further comprises determining that a pressure that has been applied by the head upon the work piece exceeds a threshold pressure.

23. The method of claim 21 , wherein making the first determination and making the second determination further comprises determining that a distance between jaws of the head is less than a threshold distance.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 21, 2021
From: HYDE, BRIAN J.; KRAUSE, NATHAN J.; NORQUIST, ERIC D.; KACHAR, AMANDA M.
To: MILWAUKEE ELECTRIC TOOL CORPORATION
Reel/Frame 055983/0375 →
Continuity (2)
Provisional Application 63012506 · Apr 20, 2020
Related Publication 20210323136A1 · Oct 21, 2021