IP Library Granted Patent US 10,228,302
Granted Patent B2
US 10,228,302 · App. 15/115,516 · Granted Mar 12, 2019

Apparatus for testing mooring bollard having a pulling device and a pulling force measuring device

Inventors: Jeffrey Alexander Main (Tyne and Wear, GB); John Robert Cramman (Tyne and Wear, GB)
Assignee: BOLLARD LOAD TESTING LIMITED
G01M5/005B63B21/06G01M5/0075G01N3/08E02B3/24G01N2203/0017G01N2203/0647G01N2203/0658
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Quick Facts
Patent No.
US 10,228,302
App. No.
15/115,516
Granted
Mar 12, 2019
Kind
B2
Abstract

An apparatus for testing a mooring bollard is disclosed. The apparatus has first and second connector ropes for attaching the apparatus to a pair of bollards. There is also a pulling device (such as a hydraulic ram) for applying a pulling force to the bollards via the connector ropes. The device further includes a pulling force measuring device connected between the ram and one of the connector ropes, for measuring the pulling force being applied between the bollards. Finally there is a computer system for controlling the hydraulic ram and for gathering data from the data measuring device.

Claims (36)

1. An apparatus for testing a mooring bollard, the apparatus comprising:

a first connector for attaching the apparatus to a first bollard;

a second connector for attaching the apparatus to a second bollard;

at least one pulling device for applying a pulling force to said first and second bollards via said first and second connectors, said pulling device under the control of at least one controller;

at least one pulling force measuring device connected between said pulling device and one of said first and second connectors, for measuring the pulling force being applied between the first and second bollards, wherein data from said measuring device is recorded on at least one data logging device; and

at least one image data capturing device for capturing image data relating to at least one of said first bollard, said second bollard, and said pulling force measuring device, wherein said image data capturing device is connected to said controller such that said controller controls power to said pulling device in response to said image data indicating a movement exceeding a predetermined level.

2. An apparatus according to claim 1 , further comprising at least one connector lifter for engaging at least one of said first and second connectors causing it to extend from its attachment to a respective one of said first and second bollards at an angle not parallel to a line connecting said first and second bollards.

3. An apparatus according to claim 2 , wherein the connector lifter comprises at least one roller that directly contacts and supports said at least one of said first and second connectors.

4. An apparatus according to claim 1 further comprising an acoustic sensor positioned on or adjacent to at least one of the first and second bollards for detecting acoustic emissions during a test.

5. An apparatus according to claim 4 further comprising a sound generator positioned on or adjacent to the at least one of the first and second bollards for creating acoustic resonance within a material forming and adjacent to the at least one of the first and second bollards.

6. An apparatus according to claim 1 , wherein at least one of said first and second connectors comprise ropes.

7. An apparatus according to claim 6 , wherein said ropes comprise ultra-high molecular weight polyethylene.

8. An apparatus according to claim 1 , wherein said pulling device comprises at least one hydraulic ram.

9. An apparatus according to claim 1 , wherein said pulling force measuring device comprises at least one load cell.

10. An apparatus according to claim 1 , further comprising at least one processor for processing said data and providing signals to said controller in response to said data.

11. An apparatus according to claim 1 , further comprising safety connectors attached to said first and second bollards and configured for attachment to further bollards.

12. The apparatus according to claim 1 wherein the controller causes the pulling device to stop or reduce the pulling force upon the movement of said at least one of said first bollard, said second bollard, and said pulling force measuring device exceeding the predetermined level.

13. A method of testing a mooring bollard, comprising the steps:

attaching a first connector to a first bollard;

attaching a second connector to a second bollard, wherein the first and second connectors are connected to at least one pulling device for applying a pulling force to said first and second bollards via said first and second connectors under the control of at least one controller, and at least one pulling force measuring device connected between said pulling device and one of said first and second connectors, for measuring the pulling force being applied between the first and second bollards;

using said controller to cause said pulling device to apply said pulling force to said first and second bollards via said first and second connectors and recording data generated by said pulling force measuring device on at least one data logging device; and

connecting at least one image data capturing device to said controller, said at least one image data capturing device capturing image data relating to at least one of said first bollard, said second bollard, and said pulling force measuring device, wherein said controller controls power to said pulling device in response to said image data indicating a movement exceeding a predetermined level.

14. A method according to claim 13 , further comprising locating at least one connector lifter between at least one of the first and second bollards and said pulling device, the connector lifter for engaging at least one of said first and second connectors causing it to extend from its attachment to a respective one of said first and second bollards at an angle not parallel to a line connecting said first and second bollards.

15. A method according to claim 13 , further comprising an acoustic sensor positioned on or adjacent to at least one of the first and second bollards for detecting acoustic emissions on or adjacent to the one of the first and second bollards during said test.

16. A method according to claim 15 further comprising a sound generator positioned on or adjacent to the one of the first and second bollards for creating acoustic resonance within the material forming and adjacent the one of the first and second bollards.

17. A method according to claim 13 , further comprising using at least one processor to process said data and provide signals to said controller in response to said data.

18. A method according to claim 13 , further comprising analysing said data and determining whether said data indicates a pass or fail.

19. The method according to claim 13 wherein said controller causes the pulling device to stop or reduce the pulling force upon the movement of said at least one of said first bollard, said second bollard, and said pulling force measuring device exceeding the predetermined level.

20. An apparatus for testing a mooring bollard, the apparatus comprising:

a first connector for attaching the apparatus to a first bollard;

a second connector for attaching the apparatus to a second bollard;

a pulling device located between and coupled to said first and second connectors for applying a pulling force to said first and second bollards via said first and second connectors;

a first connector lifter located between said pulling device and said first bollard and engaging said first connector, wherein a first portion of the first connector extends from the pulling device to the first connector lifter and a second portion of the first connector extends downwardly relative to the first portion of the first connector from the first connector lifter to the first bollard;

a second connector lifter located between said at least one pulling device and said second bollard and engaging said second connector, a first portion of the second connector extending from the pulling device to the second connector lifter and a second portion of the second connector extending downwardly relative to the first portion of the second connector from the second connector lifter to the second bollard;

at least one pulling force measuring device connected between said pulling device and one of said first and second connectors for measuring the pulling force being applied between the first and second bollards; and

a processor comprising a controller and a data logging device, wherein the controller is operably coupled to the at least one pulling device to control operation of the at least one pulling device, and wherein the pulling force measuring device is operably coupled to the data logging device to transmit data from said pulling force measuring device to said data logging device.

Assignments (3)
CHANGE OF NAME Recorded Jan 27, 2017
From: TYNE & WEAR MARINE LIMITED
To: BOLLARD LOAD TESTING LIMITED
Reel/Frame 041540/0309 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 12, 2016
From: MAIN, JEFFERY ALEXANDER; CRAMMAN, JOHN ROBERT
To: TYNE & WEAR MARINE LIMITED
Reel/Frame 039696/0760 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 12, 2016
From: MAIN, JEFFERY ALEXANDER; CRAMMAN, JOHN ROBERT
To: TYNE & WEAR MARINE LIMITED
Reel/Frame 039696/0793 →
Priority Claims (1)
GB 1401684.4 · Jan 31, 2014 · national
Continuity (1)
Related Publication 20170176284A1 · Jun 22, 2017