IP Library Granted Patent US 11,154,922
Granted Patent B1
US 11,154,922 · App. 17/114,610 · Granted Oct 26, 2021

Swage machine die retainer systems and methods

Inventor: Mikel Lee Lewis (Baytown, TX)
Assignee: Trinity Bay Equipment Holdings, LLC
B21D37/10B21D39/046B21J9/06B21J13/04
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Quick Facts
Patent No.
US 11,154,922
App. No.
17/114,610
Filed
Dec 8, 2020
Granted
Oct 26, 2021
Kind
B1
Art Unit
3725
USPC
29/508
Abstract

Techniques for implementing and/or operating a system that includes a pipe fitting to be secured to a pipe segment and a swage machine. The pipe fitting includes a fitting jacket to be conformally deformed around tubing of the pipe segment. The swage machine includes a grab plate that interlocks with the pipe fitting, a die plate, in which a die is to be loaded in the die plate, a swaging actuator secured to the die plate, in which the swaging actuator facilitates conformally deforming the fitting jacket around the tubing of the pipe segment by causing the die plate and the grab plate of the swage machine to move toward one another, and a die retainer actuator secured to the grab plate of the swage machine, in which the die retainer actuator extends through the grab plate toward the die plate and pushes against the die.

Claims (28)

1. A system comprising:

a pipe fitting configured to be secured to a pipe segment, wherein the pipe fitting comprises a fitting jacket configured to be conformally deformed around tubing of the pipe segment to facilitate securing the pipe fitting to the pipe segment, wherein the tubing of the pipe segment defines a pipe bore and a fluid conduit within a tubing annulus of the tubing; and

a swage machine, wherein the swage machine comprises:

a grab plate configured to matingly interlock with the pipe fitting to facilitate securing the swage machine to the pipe fitting;

a die plate, wherein a set of one or more dies is configured to be loaded in the die plate of the swage machine;

a swaging actuator secured to the die plate of the swage machine, wherein the swaging actuator is configured to facilitate conformally deforming the fitting jacket of the pipe fitting around the tubing of the pipe segment at least in part by causing the die plate and the grab plate of the swage machine to move toward one another; and

a die retainer actuator secured to the grab plate of the swage machine, wherein the die retainer actuator is configured to extend through the grab plate toward the die plate and push directly against a die of the set of one or more dies loaded in the die plate to facilitate securing the die at a target position in the die plate.

2. The system of claim 1 , wherein:

the pipe fitting comprises a grab ring having a grab notch; and

the grab plate of the swage machine comprises a grab tab configured to matingly interlocked with the grab notch on the grab ring of the pipe fitting to facilitate securing the swage machine to the pipe fitting.

3. The system of claim 1 , wherein the die retainer actuator of the swage machine comprises:

an actuator cylinder secured to the grab plate of the swage machine;

an actuator piston that extends through the grab plate toward the die plate of the swage machine, wherein the actuator piston of the die retainer actuator is configured to extend out from the actuator cylinder of the die retainer actuator and push against the die loaded in the die plate to facilitate securing the die at the target position in the die plate; and

a relief valve fluidly coupled to the actuator cylinder of the die retainer actuator, wherein the relief valve is configured to:

retain fluid in the actuator cylinder of the die retainer actuator when fluid pressure within the actuator cylinder is less than or equal to a threshold fluid pressure; and

vent fluid from the actuator cylinder of the die retainer actuator when the fluid pressure within the actuator cylinder is greater than the threshold fluid pressure.

4. The system of claim 3 , wherein:

the actuator piston of the die retainer actuator is configured to retract into the actuator cylinder of the die retainer actuator when the grab plate and the die plate of the swage machine are moved toward one another; and

the relief value is configured to vent fluid out from the actuator cylinder of the die retainer actuator when retraction of the actuator piston into the actuator cylinder results in the fluid pressure within the actuator cylinder being greater than the threshold fluid pressure.

5. The system of claim 3 , wherein the swaging actuator of the swage machine comprises:

another actuator cylinder secured to the die plate of the swage machine; and

another actuator piston that extends through the die plate and is secured to the grab plate of the swage machine, wherein the swaging actuator is configured to facilitate conformally deforming the fitting jacket of the pipe fitting around the tubing of the pipe segment at least in part by pulling the grab plate of the swage machine toward the die plate of the swage machine via one or more retracting strokes.

6. The system of claim 3 , wherein:

the swage machine comprises a support plate, wherein the die plate of the swage machine is disposed between the support plate and the grab plate of the swage machine; and

the swaging actuator of the swage machine comprises another actuator cylinder secured to the support plate of the swage machine and another actuator piston secured to the die plate of the swage machine, wherein the swaging actuator is configured to facilitate conformally deforming the fitting jacket of the pipe fitting around the tubing of the pipe segment at least in part by pushing the die plate of the swage machine toward the grab plate of the swage machine via one or more extending strokes.

7. The system of claim 6 , wherein the swage machine comprises a support rod secured to the support plate and the grab plate of the swage machine such that the support rod extends through the die plate of the swage machine to enable the die plate to slide between the support plate and the grab plate.

8. The system of claim 1 , wherein the die retainer actuator of the swage machine comprises a hydraulic actuator or a pneumatic actuator.

9. The system of claim 1 , wherein the swage machine comprises another die retainer actuator secured to the grab plate of the swage machine, wherein the other die retainer actuator is configured to extend through the grab plate toward the die plate and push directly against another die of the set of one or more dies loaded in the die plate to facilitate securing the other die at another target position in the die plate.

Assignments (6)
SECURITY INTEREST Recorded Dec 2, 2025
From: CACTUS WELLHEAD, LLC; FLEXSTEEL USA, LLC
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 073804/0497 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 21, 2025
From: FLEXSTEEL PIPELINE TECHNOLOGIES, LLC
To: FLEXSTEEL USA, LLC
Reel/Frame 069964/0367 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 5, 2024
From: TRINITY BAY EQUIPMENT HOLDINGS, LLC
To: FLEXSTEEL PIPELINE TECHNOLOGIES, LLC
Reel/Frame 068326/0846 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 5, 2024
From: TRINITY BAY EQUIPMENT HOLDINGS, LLC
To: FLEXSTEEL PIPELINE TECHNOLOGIES, LLC
Reel/Frame 068327/0863 →
SECURITY INTEREST Recorded Mar 2, 2023
From: TRINITY BAY EQUIPMENT HOLDINGS, LLC
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 062926/0460 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 8, 2020
From: LEWIS, MIKEL LEE
To: TRINITY BAY EQUIPMENT HOLDINGS, LLC
Reel/Frame 054572/0141 →