IP Library Granted Patent US 11,231,134
Granted Patent B2
US 11,231,134 · App. 17/218,141 · Granted Jan 25, 2022

Connector for pipes

Inventors: Andrew James Heaton (Lincolnshire, GB); Brian Lee Dillinger (Missouri City, TX); Jagtar Singh Thethy (Houston, TX)
Assignee: Trinity Bay Equipment Holdings, LLC
F16L21/08
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Quick Facts
Patent No.
US 11,231,134
App. No.
17/218,141
Granted
Jan 25, 2022
Kind
B2
Abstract

A pipe connector for connecting pipes that includes an elongate tubular body having an outer diameter, a sleeve disposed over the elongate tubular body, and a first wire ring. The elongate tubular body that has a groove formed on the outer diameter. The sleeve has a groove formed on an inner diameter that is spaced from a first end of the sleeve and is aligned with the groove of the elongate tubular member. The first wire ring is disposed within the groove of the elongate tubular body and within the groove of the sleeve such that the sleeve is coupled to the elongate tubular body by the first wire ring.

Claims (57)

1. A pipe connector for connecting pipes, comprising:

an elongate tubular body comprising a width, a length, an inner bore extending the length of the elongate tubular body, and an outer diameter, wherein the outer diameter comprises:

a raised portion generally in a center of the elongate tubular body;

a shoulder that protrudes from the outer diameter at a first end of the raised portion; and

a groove formed on the outer diameter at a second end of the raised portion and spaced from the shoulder;

a sleeve comprising a first end, a second end, and a groove on an inner diameter on the second end of the sleeve, wherein the sleeve is disposed over the raised portion and coupled to the elongate tubular body;

a first wire ring disposed within the groove of the elongate tubular body and the groove of the sleeve; and

a second wire ring disposed on the outer diameter of the elongate tubular body directly between the first end of the sleeve and the shoulder, wherein the sleeve is longitudinally fixed relative to the elongate tubular body by abutment with the first wire ring and the second wire ring.

2. The pipe connector of claim 1 , wherein the length of the elongate tubular body is longer than the width.

3. The pipe connector of claim 1 , wherein the sleeve comprises a central cut out region between raised portions disposed at both ends of the sleeve that extend from the outer diameter of the sleeve such that the sleeve has a generally U-shaped cross-section.

4. The pipe connector of claim 1 , wherein the first end of the sleeve comprises a shoulder, the shoulder of the sleeve faces the shoulder of the elongate tubular body, and the shoulder of the sleeve abuts the second wire ring.

5. The pipe connector of claim 1 , wherein the groove on the second end of the sleeve comprises an extended lip that covers the first wire ring and maintains the first wire ring within the groove of the elongate tubular body.

6. The pipe connector of claim 1 , wherein each of the first and second wire rings comprises wire stock rolled into a generally round ring-shape with free ends facing each other thereby enabling the free ends to be spread prior to installation of the first wire ring within the groove of the elongate tubular body and the groove of the sleeve and installation of the second wire ring on the outer diameter of the elongate tubular body.

7. A method of assembly of a pipe connector, comprising:

providing an elongate tubular body comprising a width, a length, an inner bore extending the length of the elongate tubular body, and an outer diameter, wherein the outer diameter comprises:

a raised portion generally in a center of the elongate tubular body;

a shoulder that protrudes from the outer diameter at a first end of the raised portion; and

a groove formed on the outer diameter at a second end of the raised portion and spaced from the shoulder;

providing a sleeve comprising a first end, a second end, and a groove on an inner diameter on the second end of the sleeve; and

coupling the sleeve to the elongate tubular body, wherein coupling the sleeve to the elongate tubular body comprises:

installing the sleeve over the outer diameter of the elongate tubular body;

installing a first wire ring into the groove of the elongate tubular body and the groove of the sleeve; and

installing a second wire ring between the sleeve and the shoulder of the elongate tubular body, wherein the sleeve is longitudinally fixed relative to the elongate tubular body by abutment with the first wire ring and the second wire ring.

8. The method of claim 7 , comprising rolling wire stock into a generally round ring-shape with free ends facing each other to form the first and second wire rings.

9. The method of claim 7 , wherein installing the first wire ring comprises:

shifting the sleeve such that the first end of the sleeve abuts the shoulder of the elongate tubular body;

exposing the groove of the elongate tubular body; and

installing the first wire ring into the groove of the elongate tubular body to maintain the sleeve over the raised portion of the elongate tubular body.

10. The method of claim 7 , wherein installing the first wire ring:

spreading the first wire ring such that an inner diameter of the first wire ring is larger than the outer diameter of the elongate tubular body;

aligning the first wire ring with the groove of the elongate tubular body; and

closing the first wire ring within the groove of the elongate tubular body.

11. The method of claim 7 , comprising:

shifting the sleeve such that the sleeve abuts the first wire ring; and

installing the second wire ring between the sleeve and the shoulder of the elongate tubular body.

12. The method of claim 7 , wherein installing the second wire ring comprises:

spreading the second wire ring such that an inner diameter of the second wire ring is larger than the outer diameter of the elongate tubular body;

aligning the second wire ring with a gap between the sleeve and the shoulder of the elongate tubular body; and

closing the second wire ring over the outer diameter of the elongate tubular body.

13. The method of claim 7 , wherein the first end of the sleeve comprises a shoulder, the shoulder of the sleeve faces the shoulder of the elongate tubular body, and the shoulder of the sleeve abuts the second wire ring.

14. The method of claim 7 , wherein the groove on the second end of the sleeve comprises an extended lip that covers the first wire ring and maintains the first wire ring within the groove of the elongate tubular body.

15. A pipe connector for connecting pipes, comprising:

an elongate tubular body comprising a width, a length, an inner bore extending the length of the elongate tubular body, and an outer diameter, wherein the length of the elongate tubular body is longer than the width, and wherein the outer diameter comprises:

a raised portion generally in a center of the elongate tubular body;

a shoulder that protrudes from the outer diameter at a first end of the raised portion; and

a groove formed on the outer diameter at a second end of the raised portion and spaced from the shoulder;

a sleeve comprising a first end, a second end, and a groove on an inner diameter on the second end of the sleeve, wherein the sleeve is disposed over the raised portion and coupled to the elongate tubular body, wherein the sleeve comprises a central cut out region between raised portions disposed at both ends of the sleeve that extend from the outer diameter of the sleeve such that the sleeve has a generally U-shaped cross-section, wherein the first end of the sleeve comprises a shoulder, and wherein the shoulder of the sleeve faces the shoulder of the elongate tubular body;

a first wire ring disposed within the groove of the elongate tubular body and the groove of the sleeve, wherein the groove on the second end of the sleeve comprises an extended lip that covers the first wire ring and maintains the first wire ring within the groove of the elongate tubular body; and

a second wire ring disposed on the outer diameter of the elongate tubular body directly between the shoulder of the sleeve and the shoulder of the elongate tubular body, wherein the sleeve is longitudinally fixed relative to the elongate tubular body by abutment with the first wire ring and the second wire ring.

16. The pipe connector of claim 15 , wherein each of the first and second wire rings comprises wire stock rolled into a generally round ring-shape with free ends facing each other thereby enabling the free ends to be spread prior to installation of the first wire ring within the groove of the elongate tubular body and the groove of the sleeve and installation of the second wire ring on the outer diameter of the elongate tubular body.

17. A pipe connector for connecting pipes, comprising:

an elongate tubular body comprising a width, a length, an inner bore extending the length of the elongate tubular body, and an outer diameter, wherein the length of the elongate tubular body is longer than the width, and wherein the outer diameter comprises:

a raised portion generally in a center of the elongate tubular body;

a shoulder that protrudes from the outer diameter at a first end of the raised portion; and

a groove formed on the outer diameter at a second end of the raised portion and spaced from the shoulder;

a sleeve comprising a first end, a second end, and a groove on an inner diameter on the second end of the sleeve, wherein the sleeve is disposed over the raised portion and coupled to the elongate tubular body, wherein the sleeve comprises a central cut out region between raised portions disposed at both ends of the sleeve that extend from the outer diameter of the sleeve such that the sleeve has a generally U-shaped cross-section, wherein the first end of the sleeve comprises a shoulder, and wherein the shoulder of the sleeve faces the shoulder of the elongate tubular body;

a first wire ring disposed within the groove of the elongate tubular body and the groove of the sleeve, wherein the groove on the second end of the sleeve comprises an extended lip that covers the first wire ring and maintains the first wire ring within the groove of the elongate tubular body.

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 Sep 17, 2021
From: HEATON, ANDREW JAMES; DILLINGER, BRIAN LEE; THETHY, JAGTAR SINGH
To: TRINITY BAY EQUIPMENT HOLDINGS, LLC
Reel/Frame 057510/0587 →