CA1033414A - Dispositif de detection de l'humidite dans les toitures multicouches - Google Patents

Dispositif de detection de l'humidite dans les toitures multicouches

Info

Publication number
CA1033414A
CA1033414A CA235,986A CA235986A CA1033414A CA 1033414 A CA1033414 A CA 1033414A CA 235986 A CA235986 A CA 235986A CA 1033414 A CA1033414 A CA 1033414A
Authority
CA
Canada
Prior art keywords
multiple layer
detecting moisture
roofs
layer roofs
moisture
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
Application number
CA235,986A
Other languages
English (en)
Other versions
CA235986S (en
Inventor
Richard G. Anderson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA301,717A priority Critical patent/CA1050615A/fr
Application granted granted Critical
Publication of CA1033414A publication Critical patent/CA1033414A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • G01R27/2617—Measuring dielectric properties, e.g. constants
    • G01R27/2635—Sample holders, electrodes or excitation arrangements, e.g. sensors or measuring cells
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
    • E04D13/006—Provisions for detecting water leakage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/223—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
CA235,986A 1974-10-04 1975-09-22 Dispositif de detection de l'humidite dans les toitures multicouches Expired CA1033414A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA301,717A CA1050615A (fr) 1974-10-04 1978-04-21 Methode de detection de l'humidite en presence dans les couvertures multicouche

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/512,362 US3967197A (en) 1974-10-04 1974-10-04 Method for detecting moisture in multiple layer roofs

Publications (1)

Publication Number Publication Date
CA1033414A true CA1033414A (fr) 1978-06-20

Family

ID=24038782

Family Applications (1)

Application Number Title Priority Date Filing Date
CA235,986A Expired CA1033414A (fr) 1974-10-04 1975-09-22 Dispositif de detection de l'humidite dans les toitures multicouches

Country Status (2)

Country Link
US (1) US3967197A (fr)
CA (1) CA1033414A (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE53334B1 (en) * 1981-09-10 1988-10-26 Rynhart Research Limited Apparatus for capacitance or dampness measurements
US4542472A (en) * 1982-02-05 1985-09-17 Troxler Electronic Laboratories, Inc. Methods and apparatus for surveying roof moisture content
CA1281159C (fr) * 1985-04-26 1991-03-12 James P. Sheahan Dispositif d'ancrage
JPS62229056A (ja) * 1986-03-31 1987-10-07 Nippon Steel Corp 塗装金属の塗膜劣化程度定量診断方法およびその装置
FR2661249A1 (fr) * 1990-04-23 1991-10-25 Leobon Henri Procede et installation pour le controle radioelectrique de la paroi d'un radome d'aeronef.
DE4013990A1 (de) * 1990-05-01 1991-11-07 Otto Baum Vorrichtung zur anzeige eines lecks in einem flachdach
US5486815A (en) * 1993-01-26 1996-01-23 Wagner Electronic Products, Inc. Moisture detection circuit
US5648724A (en) * 1996-02-08 1997-07-15 U.S. Army Corps Of Engineers As Represented By The Secretary Of The Army Metallic time-domain reflectometry roof moisture sensor
US5886636A (en) * 1997-12-17 1999-03-23 A-Acme, Inc. Moisture detection and source identification method for structures
US6167666B1 (en) * 1998-04-27 2001-01-02 Thomas L. Kelly Early warning leak detector
US6449825B1 (en) * 1999-11-17 2002-09-17 Dennis M. Dodge, Sr. Roof inspection method
US20030171957A1 (en) * 2002-03-11 2003-09-11 Watrous Leslie P. Process for inspecting and certifying roofs for structures and repairing leaking roofs during the certification period
US20090216552A1 (en) * 2002-03-11 2009-08-27 Cert-A-Roof, Llc Systems and processes for maintaining roofs
US6995676B2 (en) * 2002-05-28 2006-02-07 Mark Amacher Moisture detection and location system
US20100127848A1 (en) * 2008-11-27 2010-05-27 Smt Research Ltd. System, apparatus, method and sensors for monitoring structures
US9790688B2 (en) * 2009-03-09 2017-10-17 Smt Research Ltd. Apparatus, system and method for detecting defects in building structures
US8800213B2 (en) * 2009-10-05 2014-08-12 Terry Umlor Continuous heat welded flexible PVC membrane with an interlocking vapor barrier system and including sensor detection features associated with each of a plurality of overlapping membrane sections
US9481777B2 (en) 2012-03-30 2016-11-01 The Procter & Gamble Company Method of dewatering in a continuous high internal phase emulsion foam forming process
US9632003B1 (en) * 2015-10-06 2017-04-25 Clark Robert Gunness Systems and methods for leak detection in roofing and waterproofing membranes
US9624671B1 (en) * 2015-12-03 2017-04-18 Clark Robert Gunness Leak detection and location system and method
US10620062B2 (en) * 2017-10-23 2020-04-14 Deborah D. L. Chung Cement-based material systems and method for self-sensing and weighing
DK4240924T3 (da) * 2020-11-06 2025-02-17 Watts Regulator Co Intelligente afløbssystemer til tage
US12442192B1 (en) * 2025-05-16 2025-10-14 Detec Systems Llc Method of providing a conductive substrate for an electrical leak detection method and a board therefor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1984166A (en) * 1930-04-26 1934-12-11 Siemens Ag Method and device for determining the properties of stratified or fibrillated materials
US2123812A (en) * 1935-04-10 1938-07-12 Dillon Stevens Apparatus for electrically testing materials
US2529846A (en) * 1948-02-24 1950-11-14 Moisture Register Company Zero suppression system for electronic moisture register instruments
GB772049A (en) * 1953-12-30 1957-04-10 Fielden Electronics Ltd Improvements relating to apparatus for continuous testing of materials
GB1000875A (en) * 1962-02-03 1965-08-11 British Cast Iron Res Ass Improvements in means for measuring the moisture content of sand and like granular or pulverulent material
US3525935A (en) * 1968-04-22 1970-08-25 Industrial Nucleonics Corp Moisture measuring system and method for materials having wet and dry layers
DE1942529A1 (de) * 1969-08-21 1971-02-25 Lippke Paul Verfahren und Einrichtung zum Feststellen und gegebenenfalls weiteren Auswerten des Querprofiles des Feuchtigkeitsgehaltes bewegter Bahnen aus Papier u.dgl.

Also Published As

Publication number Publication date
US3967197A (en) 1976-06-29

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