CN109564195B - 磁耦合型集成超声测试和阴极保护测量探头 - Google Patents
磁耦合型集成超声测试和阴极保护测量探头 Download PDFInfo
- Publication number
- CN109564195B CN109564195B CN201780049649.4A CN201780049649A CN109564195B CN 109564195 B CN109564195 B CN 109564195B CN 201780049649 A CN201780049649 A CN 201780049649A CN 109564195 B CN109564195 B CN 109564195B
- Authority
- CN
- China
- Prior art keywords
- probe
- probe system
- integrated
- flexible membrane
- gimbal ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
- G01B17/02—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/44—Movable or adjustable work or tool supports using particular mechanisms
- B23Q1/50—Movable or adjustable work or tool supports using particular mechanisms with rotating pairs only, the rotating pairs being the first two elements of the mechanism
- B23Q1/54—Movable or adjustable work or tool supports using particular mechanisms with rotating pairs only, the rotating pairs being the first two elements of the mechanism two rotating pairs only
- B23Q1/5406—Movable or adjustable work or tool supports using particular mechanisms with rotating pairs only, the rotating pairs being the first two elements of the mechanism two rotating pairs only a single rotating pair followed perpendicularly by a single rotating pair
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63G—OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS
- B63G8/00—Underwater vessels, e.g. submarines; Equipment specially adapted therefor
- B63G8/001—Underwater vessels adapted for special purposes, e.g. unmanned underwater vessels; Equipment specially adapted therefor, e.g. docking stations
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
- C23F13/02—Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
- C23F13/04—Controlling or regulating desired parameters
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
- C23F13/02—Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
- C23F13/06—Constructional parts, or assemblies of cathodic-protection apparatus
- C23F13/08—Electrodes specially adapted for inhibiting corrosion by cathodic protection; Manufacture thereof; Conducting electric current thereto
- C23F13/22—Monitoring arrangements therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
- G01K11/006—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using measurement of the effect of a material on microwaves or longer electromagnetic waves, e.g. measuring temperature via microwaves emitted by the object
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/07—Analysing solids by measuring propagation velocity or propagation time of acoustic waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/223—Supports, positioning or alignment in fixed situation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
- G01N29/265—Arrangements for orientation or scanning by relative movement of the head and the sensor by moving the sensor relative to a stationary material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/28—Details, e.g. general constructional or apparatus details providing acoustic coupling, e.g. water
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/004—Mounting transducers, e.g. provided with mechanical moving or orienting device
- G10K11/006—Transducer mounting in underwater equipment, e.g. sonobuoys
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F2213/00—Aspects of inhibiting corrosion of metals by anodic or cathodic protection
- C23F2213/30—Anodic or cathodic protection specially adapted for a specific object
- C23F2213/31—Immersed structures, e.g. submarine structures
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/02854—Length, thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/10—Number of transducers
- G01N2291/101—Number of transducers one transducer
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/26—Scanned objects
- G01N2291/263—Surfaces
- G01N2291/2634—Surfaces cylindrical from outside
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Immunology (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Acoustics & Sound (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Multimedia (AREA)
- Aviation & Aerospace Engineering (AREA)
- Electromagnetism (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Prevention Of Electric Corrosion (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201662395109P | 2016-09-15 | 2016-09-15 | |
| US62/395,109 | 2016-09-15 | ||
| US15/685,807 US10989529B2 (en) | 2016-09-15 | 2017-08-24 | Magnetically coupled integrated ultrasonic testing and cathodic protection measurement probe |
| US15/685,807 | 2017-08-24 | ||
| PCT/US2017/050725 WO2018052809A1 (en) | 2016-09-15 | 2017-09-08 | Magnetically coupled integrated ultrasonic testing and cathodic protection measurement probe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109564195A CN109564195A (zh) | 2019-04-02 |
| CN109564195B true CN109564195B (zh) | 2021-12-14 |
Family
ID=61559921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780049649.4A Expired - Fee Related CN109564195B (zh) | 2016-09-15 | 2017-09-08 | 磁耦合型集成超声测试和阴极保护测量探头 |
Country Status (8)
| Country | Link |
|---|---|
| US (3) | US10989529B2 (https=) |
| EP (1) | EP3513183A1 (https=) |
| JP (1) | JP2019534991A (https=) |
| KR (1) | KR20190057045A (https=) |
| CN (1) | CN109564195B (https=) |
| SA (1) | SA519400945B1 (https=) |
| SG (1) | SG11201901009WA (https=) |
| WO (1) | WO2018052809A1 (https=) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109415817A (zh) * | 2016-04-25 | 2019-03-01 | S3恩特普瑞斯公司 | 具有牺牲阳极的拉伸弹簧 |
| US10234375B2 (en) * | 2016-09-15 | 2019-03-19 | Saudi Arabian Oil Company | Integrated ultrasonic testing and cathodic protection measurement probe |
| CN109202477B (zh) * | 2018-03-21 | 2020-09-25 | 中国航空制造技术研究院 | 一种柔性支撑装置 |
| CN109668962B (zh) * | 2019-01-29 | 2024-08-30 | 中海辉固地学服务(深圳)有限公司 | Rov友好式ut探头夹具 |
| ES2951937T3 (es) * | 2019-03-13 | 2023-10-25 | Becker Marine Systems Gmbh | Remo para embarcaciones con un dispositivo de medición de la holgura de cojinete, procedimiento de medición de la holgura de cojinete en un remo y dispositivo de medición de la holgura de cojinete para un remo |
| US10914617B1 (en) * | 2019-07-29 | 2021-02-09 | Terumo Cardiovascular Systems Corporation | Flexible sensor mount for hard shell blood reservoir |
| US11035831B1 (en) * | 2019-12-09 | 2021-06-15 | The Boeing Company | Apparatus and method for non-destructive inspection of variable angle manufacturing components |
| CN112813436A (zh) * | 2020-12-31 | 2021-05-18 | 上海金属腐蚀与防护技术有限公司 | 一种管道阴极保护用智能测试桩 |
| BE1029386B1 (de) * | 2021-05-07 | 2022-12-07 | Rosen Swiss Ag | Verfahren und Inspektionsvorrichtung zur Untersuchung des Kathodenschutzes einer insbesondere ferromagnetischen Rohrleitung |
| GB2606534B (en) * | 2021-05-11 | 2023-05-10 | Nsonify Ltd | Portable ultrasonic probe for polar scanning |
| CN114104228B (zh) * | 2021-09-06 | 2023-12-19 | 南通大学 | 一种开架式工作级rov |
| CN119284116A (zh) * | 2024-10-09 | 2025-01-10 | 广州大学 | 一种超声检测探头搭载平台及包括其的水下机器人 |
| CN121385115A (zh) * | 2025-12-23 | 2026-01-23 | 大唐东北电力试验研究院有限公司 | 探头座及超声检测设备 |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6317387B1 (en) * | 1997-11-20 | 2001-11-13 | D'amaddio Eugene R. | Method and apparatus for inspecting a submerged structure |
| CN2719867Y (zh) * | 2004-06-11 | 2005-08-24 | 薛致远 | 埋地管道现场参数采集系统 |
| CN1928545A (zh) * | 2006-09-18 | 2007-03-14 | 中国第二重型机械集团公司 | 超声波在线探伤装置 |
| CN101358949A (zh) * | 2007-07-31 | 2009-02-04 | 宝山钢铁股份有限公司 | 一种组合式超声波探头 |
| JP2009219244A (ja) * | 2008-03-10 | 2009-09-24 | Kansai Electric Power Co Inc:The | 既設ケーブル油槽用油量センサとその取付構造 |
| WO2015118326A1 (en) * | 2014-02-04 | 2015-08-13 | Wfs Technologies Ltd | Sensor system |
| CN105908192A (zh) * | 2016-06-30 | 2016-08-31 | 中国石油集团川庆钻探工程有限公司工程技术研究院 | 一种油水井管套阴极保护在线远程监控系统和方法 |
| CN105940125A (zh) * | 2013-11-18 | 2016-09-14 | 南线有限责任公司 | 用于熔融金属脱气的具有气体出口的超声探头 |
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| US4027349A (en) | 1976-03-12 | 1977-06-07 | Midcon Pipeline Equipment Co. | Apparatus for brush-cleaning the interiors of pipes |
| JPS5562954U (https=) * | 1978-10-25 | 1980-04-30 | ||
| JPH0331754A (ja) * | 1989-06-29 | 1991-02-12 | Hitachi Constr Mach Co Ltd | 超音波探触子ヘツド装置 |
| US7320249B2 (en) * | 2004-09-16 | 2008-01-22 | The Boeing Company | Magnetically attracted inspecting apparatus and method using a fluid bearing |
| US7313959B2 (en) * | 2005-05-25 | 2008-01-01 | The Boeing Company | Magnetically attracted apparatus, system, and method for remote bondline thickness measurement |
| DE102008054250A1 (de) * | 2008-10-24 | 2010-04-29 | Institut Dr. Foerster Gmbh & Co. Kg | Elektromagnetisch-akustischer Messwandler und Ultraschall-Prüfsystem damit |
| WO2012129703A1 (en) * | 2011-03-31 | 2012-10-04 | Atomic Energy Of Canada Limited | Profiling tool for determining material thickness for inspection sites having complex topography |
| JP5806568B2 (ja) * | 2011-09-26 | 2015-11-10 | 川崎重工業株式会社 | 水中移動型検査装置及び水中検査設備 |
| US9746445B2 (en) * | 2013-04-16 | 2017-08-29 | The Boeing Company | Apparatus for automated non-destructive inspection of airfoil-shaped bodies |
| JP6327633B2 (ja) * | 2013-09-19 | 2018-05-23 | セイコーインスツル株式会社 | 二相ステンレス鋼からなるダイヤフラム |
| GB2520010B (en) * | 2013-11-05 | 2016-06-01 | Subsea 7 Ltd | Tools and Sensors Deployed by Unmanned Underwater Vehicles |
| US10414473B2 (en) * | 2014-05-07 | 2019-09-17 | Oceaneering International, Inc. | Subsea structure cleaning apparatus and method |
| US10345221B1 (en) * | 2014-12-23 | 2019-07-09 | Berkeley Springs Instruments Llc | Ultrasonic corrosion coupon probe |
| EP3344954A4 (en) * | 2015-09-03 | 2019-05-15 | Berkeley Springs Instruments LLC | ULTRASONIC TEST STAND FOR CATHODE PROTECTION |
| US10234375B2 (en) * | 2016-09-15 | 2019-03-19 | Saudi Arabian Oil Company | Integrated ultrasonic testing and cathodic protection measurement probe |
-
2017
- 2017-08-24 US US15/685,807 patent/US10989529B2/en active Active
- 2017-09-08 JP JP2019505069A patent/JP2019534991A/ja not_active Ceased
- 2017-09-08 CN CN201780049649.4A patent/CN109564195B/zh not_active Expired - Fee Related
- 2017-09-08 KR KR1020197002339A patent/KR20190057045A/ko not_active Withdrawn
- 2017-09-08 SG SG11201901009WA patent/SG11201901009WA/en unknown
- 2017-09-08 WO PCT/US2017/050725 patent/WO2018052809A1/en not_active Ceased
- 2017-09-08 EP EP17784709.2A patent/EP3513183A1/en not_active Withdrawn
-
2019
- 2019-01-22 SA SA519400945A patent/SA519400945B1/ar unknown
-
2021
- 2021-03-26 US US17/214,070 patent/US11761758B2/en active Active
-
2023
- 2023-07-13 US US18/351,619 patent/US12044525B2/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6317387B1 (en) * | 1997-11-20 | 2001-11-13 | D'amaddio Eugene R. | Method and apparatus for inspecting a submerged structure |
| CN2719867Y (zh) * | 2004-06-11 | 2005-08-24 | 薛致远 | 埋地管道现场参数采集系统 |
| CN1928545A (zh) * | 2006-09-18 | 2007-03-14 | 中国第二重型机械集团公司 | 超声波在线探伤装置 |
| CN101358949A (zh) * | 2007-07-31 | 2009-02-04 | 宝山钢铁股份有限公司 | 一种组合式超声波探头 |
| JP2009219244A (ja) * | 2008-03-10 | 2009-09-24 | Kansai Electric Power Co Inc:The | 既設ケーブル油槽用油量センサとその取付構造 |
| CN105940125A (zh) * | 2013-11-18 | 2016-09-14 | 南线有限责任公司 | 用于熔融金属脱气的具有气体出口的超声探头 |
| WO2015118326A1 (en) * | 2014-02-04 | 2015-08-13 | Wfs Technologies Ltd | Sensor system |
| CN105908192A (zh) * | 2016-06-30 | 2016-08-31 | 中国石油集团川庆钻探工程有限公司工程技术研究院 | 一种油水井管套阴极保护在线远程监控系统和方法 |
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| Title |
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| 力磁耦合作用下电磁超声换能器换能效率仿真分析;宋小春等;《制造业自动化》;20140831;第36卷(第8期);第102-105页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2019534991A (ja) | 2019-12-05 |
| US12044525B2 (en) | 2024-07-23 |
| US20230366677A1 (en) | 2023-11-16 |
| EP3513183A1 (en) | 2019-07-24 |
| US20210239465A1 (en) | 2021-08-05 |
| US10989529B2 (en) | 2021-04-27 |
| WO2018052809A1 (en) | 2018-03-22 |
| US11761758B2 (en) | 2023-09-19 |
| CN109564195A (zh) | 2019-04-02 |
| SG11201901009WA (en) | 2019-03-28 |
| SA519400945B1 (ar) | 2022-01-03 |
| US20180073867A1 (en) | 2018-03-15 |
| KR20190057045A (ko) | 2019-05-27 |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
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