HK1069628A1 - Portable leak detector - Google Patents

Portable leak detector

Info

Publication number
HK1069628A1
HK1069628A1 HK05102062A HK05102062A HK1069628A1 HK 1069628 A1 HK1069628 A1 HK 1069628A1 HK 05102062 A HK05102062 A HK 05102062A HK 05102062 A HK05102062 A HK 05102062A HK 1069628 A1 HK1069628 A1 HK 1069628A1
Authority
HK
Hong Kong
Prior art keywords
leak portion
microphones
positional information
photograph
input means
Prior art date
Application number
HK05102062A
Other languages
English (en)
Inventor
Mamoru Nagase
Original Assignee
Tlv Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tlv Co Ltd filed Critical Tlv Co Ltd
Publication of HK1069628A1 publication Critical patent/HK1069628A1/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/38—Investigating fluid-tightness of structures by using light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M1/00—Testing static or dynamic balance of machines or structures
    • G01M1/14—Determining imbalance
    • G01M1/16—Determining imbalance by oscillating or rotating the body to be tested
    • G01M1/22—Determining imbalance by oscillating or rotating the body to be tested and converting vibrations due to imbalance into electric variables
    • G01M1/225—Determining imbalance by oscillating or rotating the body to be tested and converting vibrations due to imbalance into electric variables for vehicle wheels
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/24—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/24—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations
    • G01M3/243—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations for pipes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Recording Measured Values (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Emergency Protection Circuit Devices (AREA)
HK05102062A 2001-02-20 2005-03-09 Portable leak detector HK1069628A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001043552 2001-02-20
PCT/JP2002/001116 WO2002066950A1 (fr) 2001-02-20 2002-02-08 Detecteur de fuites portatif

Publications (1)

Publication Number Publication Date
HK1069628A1 true HK1069628A1 (en) 2005-05-27

Family

ID=18905695

Family Applications (1)

Application Number Title Priority Date Filing Date
HK05102062A HK1069628A1 (en) 2001-02-20 2005-03-09 Portable leak detector

Country Status (15)

Country Link
US (1) US7289918B2 (xx)
EP (1) EP1371962B1 (xx)
JP (3) JP3364717B2 (xx)
KR (1) KR100861759B1 (xx)
CN (1) CN1320341C (xx)
AT (1) ATE516485T1 (xx)
AU (1) AU2002230208B2 (xx)
BR (1) BRPI0207485B1 (xx)
CA (2) CA2437496C (xx)
ES (1) ES2369351T3 (xx)
HK (1) HK1069628A1 (xx)
PT (1) PT1371962E (xx)
TW (1) TW522226B (xx)
WO (1) WO2002066950A1 (xx)
ZA (1) ZA200305908B (xx)

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Also Published As

Publication number Publication date
CN1320341C (zh) 2007-06-06
TW522226B (en) 2003-03-01
JP2002323401A (ja) 2002-11-08
PT1371962E (pt) 2011-09-21
EP1371962A4 (en) 2007-06-27
JP2003106927A (ja) 2003-04-09
JP3364717B2 (ja) 2003-01-08
KR100861759B1 (ko) 2008-10-06
US20040122602A1 (en) 2004-06-24
KR20030081441A (ko) 2003-10-17
JP3364718B2 (ja) 2003-01-08
EP1371962B1 (en) 2011-07-13
WO2002066950A1 (fr) 2002-08-29
EP1371962A1 (en) 2003-12-17
ZA200305908B (en) 2004-04-08
US7289918B2 (en) 2007-10-30
CA2670571A1 (en) 2002-08-29
BR0207485A (pt) 2004-08-10
JP2002323400A (ja) 2002-11-08
CA2670571C (en) 2012-05-01
BRPI0207485B1 (pt) 2017-03-21
CA2437496C (en) 2010-08-24
CN1535375A (zh) 2004-10-06
JP3411032B2 (ja) 2003-05-26
AU2002230208B2 (en) 2006-02-23
CA2437496A1 (en) 2002-08-29
ES2369351T3 (es) 2011-11-29
ATE516485T1 (de) 2011-07-15

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Effective date: 20220207