IP Library › Granted Patent US 12,157,240
Granted Patent B2
US 12,157,240 · App. 17/664,560 · Granted Dec 3, 2024

Severing a cable tie with a rounded cut

Inventor: Edward P. Dyer (Germantown, WI)
Assignee: HellermannTyton Corporation
B26B13/14
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Quick Facts
Patent No.
US 12,157,240
App. No.
17/664,560
Granted
Dec 3, 2024
Kind
B2
Abstract

A cable tie cutting apparatus comprises a housing and a nosepiece assembly coupled to the housing. The nosepiece assembly comprises an upper portion, and a side portion and a front portion orthogonal to and extending from the upper portion. The front portion comprises a receiving element configured to receive a tail portion of a cable tie through a slotted opening and a vertical rail protruding from the front portion. The tool further comprises the blade member having a curved cutting edge and a rear planar surface that defines a channel that mates with the vertical rail of the nosepiece assembly.

Claims (28)

1. An apparatus comprising:

a housing;

a nosepiece assembly coupled to the housing, and comprising:

an upper portion;

a side portion orthogonal to and extending from the upper portion; and

a front portion orthogonal to and extending from the upper portion, and comprising:

a receiving element configured to receive a tail portion of a cable tie through a slotted opening that has a width of at least a width of the tail portion of the cable tie; and

a vertical rail protruding from the front portion and configured to be mated with a channel of a blade member; and

the blade member, the blade member configured to produce a rounded cut along a serrated portion of the cable tie at a finite distance from a head portion of the cable tie, the blade member comprising:

a rear planar surface that defines the channel that mates with the vertical rail of the nosepiece assembly; and

a cutting edge including a sharp curve beginning and ending at the rear planar surface of the blade member.

2. The apparatus of claim 1 , wherein the receiving element of the nosepiece assembly further comprises:

a cutting support defined as a protrusion from the upper portion of the nosepiece assembly that mates with the cutting edge of the blade member to support the serrated portion when the sharp curve of the cutting edge is severing the cable tie.

3. The apparatus of claim 1 , wherein the nosepiece assembly further comprises:

an indicator at the upper portion of the nosepiece assembly, the indicator providing an indication of alignment between the nosepiece assembly and the head portion of the cable tie.

4. The apparatus of claim 3 , wherein the indicator at the upper portion of the nosepiece assembly comprises a protrusion or recession from the upper portion of the nosepiece assembly.

5. The apparatus of claim 1 , wherein the nosepiece assembly is configured to receive a securing element through the side portion of the nosepiece.

6. The apparatus of claim 5 , wherein:

the nosepiece assembly comprising a first opening configured to receive the securing element within a counterbored hole of the nosepiece assembly, the counterbored hole comprising an outer opening and an inner opening within the outer opening;

the securing element configured to be inserted within the first opening of the nosepiece assembly to secure the nosepiece assembly to the housing, the securing element comprising:

an exterior portion that fits within the outer opening of the counterbored hole but not the inner opening of the counterbored hole;

an interior portion protruding from the exterior portion that fits within the inner opening of the counterbored hole;

a first boss comprising a cylindrical protrusion from the interior portion configured to be placed within a first opening of the housing; and

a second boss including a different cylindrical protrusion from the interior portion configured to be placed within a second opening of the housing to secure the nosepiece assembly to the housing; and

the securing element further configured to receive one or more fasteners at a threaded hole defined through the exterior portion, the interior portion, and the second boss to secure the securing element and the nosepiece assembly to the housing.

7. The apparatus of claim 1 , wherein the receiving element of the nosepiece assembly further comprises two vertical sections protruding from the front portion of the nosepiece assembly, the two vertical sections tapered with respect to a distance from the front portion of the nosepiece assembly such that the two vertical sections are greater distanced from one another at a greater distance from the front portion of the nosepiece assembly.

8. The apparatus of claim 1 , wherein the blade member is further configured to receive a blade link through a hollowed opening defined through the blade member.

9. The apparatus of claim 1 , wherein the sharp curve on the cutting edge of the blade member is or is nearly semi-circular, and the blade member is configured to produce the rounded cut along the serrated portion of the cable tie at the finite distance from the head portion of the cable tie using the sharp curve to produce a near semi-circular cut along the serrated portion of the cable tie at the finite distance from the head portion of the cable tie.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 23, 2022
From: DYER, EDWARD P.
To: HELLERMANNTYTON CORPORATION
Reel/Frame 059991/0177 →
Continuity (2)
Provisional Application 63271951 · Oct 26, 2021
Related Publication 20230128208A1 · Apr 27, 2023
Cited By (4)
US 1,092,184 US 1,123,585 US 1,133,866 US 12,662,274