US3394257A - Gas-tight source unit for infrared gas analyzer having heat dissipating means - Google Patents

Gas-tight source unit for infrared gas analyzer having heat dissipating means Download PDF

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Publication number
US3394257A
US3394257A US475171A US47517165A US3394257A US 3394257 A US3394257 A US 3394257A US 475171 A US475171 A US 475171A US 47517165 A US47517165 A US 47517165A US 3394257 A US3394257 A US 3394257A
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United States
Prior art keywords
gas
source unit
heat dissipating
dissipating means
tight source
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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 - Lifetime
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US475171A
Inventor
Moldenhauer Kurt
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ABB Training Center GmbH and Co KG
Original Assignee
Hartmann and Braun AG
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Publication date
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Publication of US3394257A publication Critical patent/US3394257A/en
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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/0033—Heating devices using lamps
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/58—Cooling arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K7/00—Lamps for purposes other than general lighting

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  • Investigating Or Analysing Materials By Optical Means (AREA)

Description

July 23, 1968 3,394,257
GASLIGHT SOURCE UNIT FOR INFRARED GAS ANALYZER HAVING
US475171A 1964-08-29 1965-07-27 Gas-tight source unit for infrared gas analyzer having heat dissipating means Expired - Lifetime US3394257A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEH0049654 1964-08-29

Publications (1)

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US3394257A true US3394257A (en) 1968-07-23

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US475171A Expired - Lifetime US3394257A (en) 1964-08-29 1965-07-27 Gas-tight source unit for infrared gas analyzer having heat dissipating means

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4724329A (en) * 1983-10-06 1988-02-09 Laser Precision Corporation High efficiency radiation source for infrared spectrometry
EP0332749A2 (en) * 1988-03-18 1989-09-20 Rosemount GmbH & Co. Infra-red radiation source, especially for a gas analysis apparatus having multiple channels
WO1993009412A1 (en) * 1991-10-28 1993-05-13 Critikon, Inc. Regulated infrared source
US6308008B1 (en) * 1997-07-01 2001-10-23 Kanthal Ab IR-source with helically shaped heating element
US20020122663A1 (en) * 2001-02-12 2002-09-05 Loges Peter G. Filament for radiation source
DE102005020131B3 (en) * 2005-04-30 2006-05-11 Dräger Safety AG & Co. KGaA Gas sensor for detecting combustible gases comprises a gas duct consisting of a metal plate with holes in which metal pins are fused in glass inserts

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2525638A (en) * 1946-03-05 1950-10-10 Polaroid Corp Light filter transparent to infrared radiation and opaque to visible light
US2827539A (en) * 1955-07-07 1958-03-18 Phillips Petroleum Co Radiation source
US3275874A (en) * 1962-05-11 1966-09-27 Jennings Radio Mfg Corp Electrically energized heat radiator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2525638A (en) * 1946-03-05 1950-10-10 Polaroid Corp Light filter transparent to infrared radiation and opaque to visible light
US2827539A (en) * 1955-07-07 1958-03-18 Phillips Petroleum Co Radiation source
US3275874A (en) * 1962-05-11 1966-09-27 Jennings Radio Mfg Corp Electrically energized heat radiator

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4724329A (en) * 1983-10-06 1988-02-09 Laser Precision Corporation High efficiency radiation source for infrared spectrometry
EP0332749A2 (en) * 1988-03-18 1989-09-20 Rosemount GmbH & Co. Infra-red radiation source, especially for a gas analysis apparatus having multiple channels
US4922108A (en) * 1988-03-18 1990-05-01 Leybold Aktiengesellschaft Infrared radiation source, especially for a multi-channel gas analyzer
EP0332749A3 (en) * 1988-03-18 1991-03-06 Rosemount GmbH & Co. Infra-red radiation source, especially for a gas analysis apparatus having multiple channels
WO1993009412A1 (en) * 1991-10-28 1993-05-13 Critikon, Inc. Regulated infrared source
US5247185A (en) * 1991-10-28 1993-09-21 Critikon, Inc. Regulated infrared source
US6308008B1 (en) * 1997-07-01 2001-10-23 Kanthal Ab IR-source with helically shaped heating element
US20020122663A1 (en) * 2001-02-12 2002-09-05 Loges Peter G. Filament for radiation source
US7280749B2 (en) * 2001-02-12 2007-10-09 Ion Optics, Inc. Filament for radiation source
DE102005020131B3 (en) * 2005-04-30 2006-05-11 Dräger Safety AG & Co. KGaA Gas sensor for detecting combustible gases comprises a gas duct consisting of a metal plate with holes in which metal pins are fused in glass inserts
GB2425605A (en) * 2005-04-30 2006-11-01 Draeger Safety Ag & Co Kgaa Gas Sensor For The Detection Of Combustible Gases Wherein The Electrical Contacts Pass Through Glass Bushings

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