GB2210693B - A portable moisture measuring instrument - Google Patents

A portable moisture measuring instrument

Info

Publication number
GB2210693B
GB2210693B GB8823117A GB8823117A GB2210693B GB 2210693 B GB2210693 B GB 2210693B GB 8823117 A GB8823117 A GB 8823117A GB 8823117 A GB8823117 A GB 8823117A GB 2210693 B GB2210693 B GB 2210693B
Authority
GB
United Kingdom
Prior art keywords
measuring instrument
moisture measuring
portable moisture
portable
instrument
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
Application number
GB8823117A
Other versions
GB8823117D0 (en
GB2210693A (en
Inventor
Albert Edward Yallup
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.)
SCANFLOW SYSTEMS Ltd
Y & S Developments
Original Assignee
SCANFLOW SYSTEMS Ltd
Y & S Developments
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
Priority claimed from GB878723196A external-priority patent/GB8723196D0/en
Priority claimed from GB888817980A external-priority patent/GB8817980D0/en
Application filed by SCANFLOW SYSTEMS Ltd, Y & S Developments filed Critical SCANFLOW SYSTEMS Ltd
Priority to GB8823117A priority Critical patent/GB2210693B/en
Publication of GB8823117D0 publication Critical patent/GB8823117D0/en
Publication of GB2210693A publication Critical patent/GB2210693A/en
Application granted granted Critical
Publication of GB2210693B publication Critical patent/GB2210693B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
GB8823117A 1987-10-02 1988-10-03 A portable moisture measuring instrument Expired - Fee Related GB2210693B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8823117A GB2210693B (en) 1987-10-02 1988-10-03 A portable moisture measuring instrument

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB878723196A GB8723196D0 (en) 1987-10-02 1987-10-02 Electronic moisture measuring instrument
GB888817980A GB8817980D0 (en) 1988-07-28 1988-07-28 Electric moisture measuring instrument
GB8823117A GB2210693B (en) 1987-10-02 1988-10-03 A portable moisture measuring instrument

Publications (3)

Publication Number Publication Date
GB8823117D0 GB8823117D0 (en) 1988-11-09
GB2210693A GB2210693A (en) 1989-06-14
GB2210693B true GB2210693B (en) 1991-10-23

Family

ID=27263624

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8823117A Expired - Fee Related GB2210693B (en) 1987-10-02 1988-10-03 A portable moisture measuring instrument

Country Status (1)

Country Link
GB (1) GB2210693B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5260666A (en) * 1991-09-23 1993-11-09 Troxler Electronic Laboratories, Inc. Capacitance monitor for soil moisture
GB2288022A (en) * 1994-03-23 1995-10-04 Central Research Lab Ltd Method of sensing the condition of a piece of food
GB2334586A (en) * 1998-02-20 1999-08-25 Protimeter Plc Moisture sensing probe
US6686749B2 (en) * 2001-10-25 2004-02-03 Deere & Company Multiple frequency grain moisture sensor for combines
DE20205302U1 (en) 2002-04-05 2002-06-27 Imko Intelligente Micromodule Köhler GmbH, 76275 Ettlingen Device for determining the material moisture of a medium
DE10215081A1 (en) * 2002-04-05 2003-10-30 Imko Intelligente Micromodule Moisture measuring instrument has a capacitive sensor whose analysis electronics incorporate a temperature compensation device connected directly to the measurement leads
CN101698974B (en) * 2009-11-19 2011-11-16 苏州科慧电子技术研究所(有限公司) Measurement instrument of moisture regaining rate of cotton wool
EP2591344B1 (en) * 2010-07-06 2014-06-04 Bry-Air Prokon Sagl Capacitance electrode structure for measuring moisture
CN113466437A (en) * 2021-06-24 2021-10-01 山东彪威仪器有限公司 Portable crude oil water content tester

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1077166A (en) * 1964-02-01 1967-07-26 Alfa Laval Ab Improvements in and relating to devices for determining the liquid content of a material
GB1416640A (en) * 1973-11-16 1975-12-03 Dickey John Corp Moisture tester
US4044607A (en) * 1976-04-30 1977-08-30 Electromeasures, Inc. Grain moisture measurement probe
US4399404A (en) * 1981-02-23 1983-08-16 Resh Roy E Moisture tester with probe
US4563634A (en) * 1982-10-18 1986-01-07 Honeywell Gmbh Measuring and linearizing circuit device for a capacitive primary element
US4584522A (en) * 1983-08-11 1986-04-22 Electrex, Inc. Digital direct reading grain moisture tester
US4588943A (en) * 1983-08-31 1986-05-13 Gann Mess-u. Regeltechnik GmbH Instrument for measuring the moisture content of dielectric objects
US4621228A (en) * 1984-05-21 1986-11-04 Kett Electric Laboratory Electric moisture meter

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1077166A (en) * 1964-02-01 1967-07-26 Alfa Laval Ab Improvements in and relating to devices for determining the liquid content of a material
GB1416640A (en) * 1973-11-16 1975-12-03 Dickey John Corp Moisture tester
US4044607A (en) * 1976-04-30 1977-08-30 Electromeasures, Inc. Grain moisture measurement probe
US4399404A (en) * 1981-02-23 1983-08-16 Resh Roy E Moisture tester with probe
US4563634A (en) * 1982-10-18 1986-01-07 Honeywell Gmbh Measuring and linearizing circuit device for a capacitive primary element
US4584522A (en) * 1983-08-11 1986-04-22 Electrex, Inc. Digital direct reading grain moisture tester
US4588943A (en) * 1983-08-31 1986-05-13 Gann Mess-u. Regeltechnik GmbH Instrument for measuring the moisture content of dielectric objects
US4621228A (en) * 1984-05-21 1986-11-04 Kett Electric Laboratory Electric moisture meter

Also Published As

Publication number Publication date
GB8823117D0 (en) 1988-11-09
GB2210693A (en) 1989-06-14

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19991003