IP Library › Granted Patent US 11,394,165
Granted Patent B2
US 11,394,165 · App. 16/023,245 · Granted Jul 19, 2022

Repositionable tool die

Inventors: Richard E. Robicheau (Litchfield, NH); Adam W. Jones (Olive Branch, MS); Shane M. Hopps (Whitfield, NH)
Assignee: HUBBELL INCORPORATED
H01R43/058B21D39/046B21J7/18B21J9/06B25B27/026F16L13/141H01R43/0428
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Quick Facts
Patent No.
US 11,394,165
App. No.
16/023,245
Granted
Jul 19, 2022
Kind
B2
Abstract

Hydraulic crimp tools, working heads for hydraulic crimp tools and die sets for crimping wire connectors onto electrical conductor wires using such hydraulic crimp tools are provided. The die sets include identical dies that can be repositioned on the working head to mechanically secure wire connectors to an electrical conductor wire or a bundle of electrical conductor wires from different orientations.

Claims (37)

1. A die set with dies that can be repositioned within a working head of a hydraulic crimp tool, each die in the die set comprising:

a front face having an impacting surface used to crimp wire connectors;

a rear face having a die coupling member extending therefrom configured to couple the die to a die mount; and

a plurality of side walls separating the front face from the rear face, wherein a first of the plurality of side walls includes a flat front portion and extending from the front face along the first side wall and a rounded rear portion extending from the flat front portion and transitioning into the rear face, wherein a second of the plurality of side walls includes a flat front portion extending from the front face along the second side wall and a rounded rear portion extending from the flat front portion and transitioning into the rear face, wherein the first side wall is substantially perpendicular to the second side wall, and wherein each die is configured to be rotatably realigned to have selected one of the first side wall and the second side wall abut the working head of the hydraulic crimping tool.

2. The die set according to claim 1 , wherein the front face further comprises at least one lip adjacent to the impacting surface.

3. The die set according to claim 1 , wherein the impacting surface comprises a semi-circular surface.

4. The die set according to claim 1 , wherein the impacting surface comprises a semi-circular surface portion and a notched surface portion at each end of the semi-circular surface portion.

5. The die set according to claim 1 , wherein the impacting surface comprises three sides forming a portion of a hexagon.

6. The die set according to claim 1 , wherein the impacting surface comprises one of an indentor or a nest.

7. The die set according to claim 1 , wherein the die coupling member comprises a cylindrical member having an annular groove forming a detent configured to mate with a ball in the die mount to releasably couple the die to the die mount.

8. The die set according to claim 1 , wherein the first side wall is adjacent the second side wall.

9. A hydraulic crimp tool comprising:

a tool driver; and

a working head releasably coupled to the tool driver, the working head having a die set where each die in the die set can be repositioned within the working head, each die in the die set comprising:

a front face having an impacting surface used to crimp wire connectors;

a rear face having a die coupling member extending therefrom configured to couple the die to a die mount; and

a plurality of side walls separating the front face from the rear face, wherein a first of the plurality of side walls includes a flat front portion extending from the front face along the first side wall and a rounded rear portion extending from the flat front portion and transitioning into the rear face, wherein a second of the plurality of side walls includes a flat front portion extending from the front face along the second side wall and a rounded rear portion extending from the flat front portion and transitioning into the rear face, wherein the first side wall is substantially perpendicular to the second side wall, and wherein each die is configured to be rotatably realigned to have selected one of the first side wall and the second side wall abut the working head of the hydraulic crimping tool.

10. The tool according to claim 9 , wherein the front face further comprises at least one lip adjacent to the impacting surface.

11. The tool according to claim 9 , wherein the impacting surface comprises a semi-circular surface.

12. The tool according to claim 9 , wherein the impacting surface comprises a semi-circular surface portion and a notched surface portion at each end of the semi-circular surface portion.

13. The tool according to claim 9 , wherein the impacting surface comprises three sides forming a portion of a hexagon.

14. The tool according to claim 9 , wherein the impacting surface comprises one of an indentor or a nest.

15. The tool according to claim 9 , wherein the die coupling member comprises a cylindrical member having an annular groove forming a detent configured to mate with a ball in the die mount to releasably couple the die to the die mount.

16. The tool according to claim 9 , wherein the first side wall is adjacent the second side wall.

17. A working head of a hydraulic crimp tool, the working head comprising:

a head frame configured to be releasably coupled to a tool driver of the tool; and

a die set where each die in the die set can be repositioned within the head frame, each die in the die set comprising:

a front face having an impacting surface used to crimp wire connectors;

a rear face having a die coupling member extending therefrom configured to couple the die to a die mount; and

a plurality of side walls separating the front face from the rear face, wherein a first of the plurality of side walls includes a flat front portion extending from the front face along the first side wall and a rounded rear portion extending from the flat front portion and transitioning into the rear face, wherein a second of the plurality of side walls includes a flat front portion extending from the front face along the second side wall and a rounded rear portion extending from the flat front portion and transitioning into the rear face, wherein the first side wall is substantially perpendicular to the second side wall, and wherein each die is configured to be rotatably realigned to have selected one of the first side wall and the second side wall abut the working head of the hydraulic crimping tool.

18. The working head according to claim 17 , wherein the front face further comprises at least one lip adjacent to the impacting surface.

19. The working head according to claim 17 , wherein the impacting surface comprises a semi-circular surface.

20. The working head according to claim 17 , wherein the impacting surface comprises a semi-circular surface portion and a notched surface portion at each end of the semi-circular surface portion.

21. The working head according to claim 17 , wherein the impacting surface comprises three sides forming a portion of a hexagon.

22. The working head according to claim 17 , wherein the impacting surface comprises one of an indentor or a nest.

23. The working head according to claim 17 , wherein the die coupler coupling member comprises a cylindrical member having an annular groove forming a detent configured to mate with a ball in the die mount to releasably couple the die to the die mount.

24. The working head according to claim 17 , wherein the first side wall is adjacent the second side wall.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 11, 2019
From: ROBICHEAU, RICHARD E; JONES, ADAM W; HOPPS, SHANE M.
To: HUBBELL INCORPORATED
Reel/Frame 047975/0444 →
Continuity (2)
Provisional Application 62526913 · Jun 29, 2017
Related Publication 20190006810A1 · Jan 3, 2019