GB1374142A - Breath testing system with breath temperature variance compensation - Google Patents

Breath testing system with breath temperature variance compensation

Info

Publication number
GB1374142A
GB1374142A GB1865572A GB1865572A GB1374142A GB 1374142 A GB1374142 A GB 1374142A GB 1865572 A GB1865572 A GB 1865572A GB 1865572 A GB1865572 A GB 1865572A GB 1374142 A GB1374142 A GB 1374142A
Authority
GB
United Kingdom
Prior art keywords
breath
testing system
thermistor
temperature variance
amplifier
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
GB1865572A
Other languages
English (en)
Inventor
John E Murphy
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.)
Borg Warner Corp
Original Assignee
Borg Warner Corp
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 Borg Warner Corp filed Critical Borg Warner Corp
Publication of GB1374142A publication Critical patent/GB1374142A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/16—Devices for psychotechnics; Testing reaction times ; Devices for evaluating the psychological state
    • A61B5/18—Devices for psychotechnics; Testing reaction times ; Devices for evaluating the psychological state for vehicle drivers or machine operators
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/483—Physical analysis of biological material
    • G01N33/497—Physical analysis of biological material of gaseous biological material, e.g. breath
    • G01N33/4972—Determining alcohol content

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Biomedical Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Biophysics (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Educational Technology (AREA)
  • Veterinary Medicine (AREA)
  • Psychiatry (AREA)
  • Psychology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Developmental Disabilities (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Social Psychology (AREA)
  • Public Health (AREA)
  • Hospice & Palliative Care (AREA)
  • Hematology (AREA)
  • Urology & Nephrology (AREA)
  • Child & Adolescent Psychology (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
GB1865572A 1971-06-18 1972-04-21 Breath testing system with breath temperature variance compensation Expired GB1374142A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15438171A 1971-06-18 1971-06-18
US27471272A 1972-07-24 1972-07-24

Publications (1)

Publication Number Publication Date
GB1374142A true GB1374142A (en) 1974-11-13

Family

ID=26851400

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1865572A Expired GB1374142A (en) 1971-06-18 1972-04-21 Breath testing system with breath temperature variance compensation

Country Status (6)

Country Link
US (1) US3785774A (enExample)
AU (1) AU474578B2 (enExample)
CA (1) CA967392A (enExample)
DE (1) DE2228004A1 (enExample)
FR (1) FR2142509A5 (enExample)
GB (1) GB1374142A (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3838971A (en) * 1973-05-04 1974-10-01 Borg Warner Electrolytic alcohol detection
DE2339424A1 (de) * 1973-08-03 1975-02-20 Nissan Motor Anordnung zum verhindern des steuerns eines fahrzeuges durch eine betrunkene person
US3888630A (en) * 1973-12-26 1975-06-10 Borg Warner Breath testing method
US3902851A (en) * 1974-01-09 1975-09-02 Fats & Proteins Res Found Method of detecting odors and apparatus therefor
DE2428352C3 (de) * 1974-06-12 1978-09-28 Sachs Systemtechnik Gmbh, 8720 Schweinfurt Anordnung zur Bestimmung der Alkoholkonzentration des Bluts durch Messung der Alkoholkonzentration der Atemluft
DE2816499C2 (de) * 1978-04-15 1981-02-19 Draegerwerk Ag, 2400 Luebeck Verfahren und Anordnung zur Erkennung und Abtrennung des Alveolarluftanteiles aus der Atemluft
DE2906876C2 (de) * 1979-02-22 1982-05-19 Drägerwerk AG, 2400 Lübeck Verfahren und Anordnung zur Bestimmung des Meßzeitpunktes bei Kontrollgeräten für den Alkoholgehalt in der ausgeatmeten Luft
US4535780A (en) * 1984-11-07 1985-08-20 General Electric Company Apparatus for measuring xenon concentration in xenon cerebral blood-flow studies
DE3543973A1 (de) * 1985-12-12 1987-06-19 Lmb Laborservice Gmbh Atemalkohol-messgeraet
US5369977A (en) * 1992-09-30 1994-12-06 Lundahl Instruments, Inc. Gaseous detection system
SE519902C2 (sv) * 1996-11-06 2003-04-22 Servotek Ab Sätt och apparat för att indirekt bestämma koncentrationen av ett förutbestämt ämne i blodet
DE19811177C2 (de) * 1998-03-14 2000-08-03 Draeger Sicherheitstech Gmbh Verfahren zur Erfassung der Temperatur des Mundstückes bei Atemalkoholmessungen
GB2344885A (en) * 1998-12-18 2000-06-21 Boditech Diagnostics Limited Diagnostic device
DE19913783C1 (de) * 1999-03-26 2000-03-09 Draeger Sicherheitstech Gmbh Atemalkohol-Meßgerät mit einem im Probenahmekanal angeordneten Temperaturfühler
US20110301569A1 (en) 2001-01-20 2011-12-08 Gordon Wayne Dyer Methods and apparatus for the CVCS
DE60300172T2 (de) * 2002-06-11 2005-11-03 Dräger Safety AG & Co. KGaA Vorrichtung und Methode zur Messung von Atemalkohol
GB2532480B (en) * 2014-11-20 2019-06-05 Veoneer Sweden Ab A breath analyser device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2879663A (en) * 1955-11-25 1959-03-31 Cons Edison Co New York Inc Mobile gas detecting apparatus
US3338087A (en) * 1964-03-04 1967-08-29 Aerojet General Co Breath analyzing apparatus
US3476516A (en) * 1966-09-12 1969-11-04 Charles E Curry Gas analyzer

Also Published As

Publication number Publication date
CA967392A (en) 1975-05-13
US3785774A (en) 1974-01-15
AU4154072A (en) 1973-11-01
FR2142509A5 (enExample) 1973-01-26
AU474578B2 (en) 1976-07-29
DE2228004A1 (de) 1972-12-28

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees