DE69725950D1 - Optisches Sicherheitsvorrichtung für Kochgeräte - Google Patents

Optisches Sicherheitsvorrichtung für Kochgeräte

Info

Publication number
DE69725950D1
DE69725950D1 DE69725950T DE69725950T DE69725950D1 DE 69725950 D1 DE69725950 D1 DE 69725950D1 DE 69725950 T DE69725950 T DE 69725950T DE 69725950 T DE69725950 T DE 69725950T DE 69725950 D1 DE69725950 D1 DE 69725950D1
Authority
DE
Germany
Prior art keywords
detector
optical
optical path
smoke
safety device
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 - Lifetime
Application number
DE69725950T
Other languages
English (en)
Inventor
Remi Renk
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.)
SEB SA
Original Assignee
SEB SA
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 SEB SA filed Critical SEB SA
Application granted granted Critical
Publication of DE69725950D1 publication Critical patent/DE69725950D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • G01N21/532—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke with measurement of scattering and transmission
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J37/00—Baking; Roasting; Grilling; Frying
    • A47J37/06—Roasters; Grills; Sandwich grills
    • A47J37/08—Bread-toasters

Landscapes

  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Food Science & Technology (AREA)
  • Biochemistry (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Cookers (AREA)
  • Electric Stoves And Ranges (AREA)
  • Frying-Pans Or Fryers (AREA)
DE69725950T 1996-10-09 1997-10-07 Optisches Sicherheitsvorrichtung für Kochgeräte Expired - Lifetime DE69725950D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9612522A FR2754347B1 (fr) 1996-10-09 1996-10-09 Dispositif de detection de fumee pour appareil de cuisson

Publications (1)

Publication Number Publication Date
DE69725950D1 true DE69725950D1 (de) 2003-12-11

Family

ID=9496646

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69725950T Expired - Lifetime DE69725950D1 (de) 1996-10-09 1997-10-07 Optisches Sicherheitsvorrichtung für Kochgeräte

Country Status (8)

Country Link
US (1) US6037580A (de)
EP (1) EP0841031B1 (de)
AT (1) ATE253320T1 (de)
BR (1) BR9704931A (de)
CA (1) CA2218451A1 (de)
DE (1) DE69725950D1 (de)
FR (1) FR2754347B1 (de)
TR (1) TR199701136A2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9912976D0 (en) * 1999-06-04 1999-08-04 Cambridge Consultants Toasting device with browning control
US6788211B2 (en) 2000-06-14 2004-09-07 Edwards Systems Technology, Inc. Apparatus and method using smoke and/or gas sensing in cooking devices
US6285290B1 (en) 2000-06-14 2001-09-04 Spx Corporation Self-cleaning oven having smoke detector for controlling cleaning cycle time
US6481433B1 (en) * 2000-11-17 2002-11-19 Middleby Marshall Incorporated Conveyor oven having an energy management system for a modulated gas flow
US20070006865A1 (en) 2003-02-21 2007-01-11 Wiker John H Self-cleaning oven
US7047872B2 (en) * 2003-09-17 2006-05-23 Conair Corporation Optical interlock for appliance
US7351939B2 (en) * 2004-03-19 2008-04-01 Whirlpool Corporation Toaster
US9585400B2 (en) 2004-03-23 2017-03-07 The Middleby Corporation Conveyor oven apparatus and method
US8087407B2 (en) 2004-03-23 2012-01-03 Middleby Corporation Conveyor oven apparatus and method
DE102005015754A1 (de) * 2004-10-20 2006-04-27 E.G.O. Elektro-Gerätebau GmbH Lüftungsgerät
US10857722B2 (en) 2004-12-03 2020-12-08 Pressco Ip Llc Method and system for laser-based, wavelength specific infrared irradiation treatment
US10687391B2 (en) 2004-12-03 2020-06-16 Pressco Ip Llc Method and system for digital narrowband, wavelength specific cooking, curing, food preparation, and processing
US7425296B2 (en) 2004-12-03 2008-09-16 Pressco Technology Inc. Method and system for wavelength specific thermal irradiation and treatment
ES1067976Y (es) * 2008-04-30 2008-11-01 Violante Gutierrez Ascanio S L Aparato de calefaccion
US8839714B2 (en) 2009-08-28 2014-09-23 The Middleby Corporation Apparatus and method for controlling a conveyor oven
EP3406108A4 (de) * 2016-01-22 2019-08-21 Pressco IP LLC System und verfahren zur herstellung eines manipulierten strahlungsmusters in einem schmalbandsystem

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5462800A (en) * 1977-10-28 1979-05-21 Nittan Co Ltd Light type smoke sensor having trouble detecting function
GB2095821B (en) * 1981-03-17 1985-08-21 Malinowski William J Self-calibrating smoke detector and method
US4749871A (en) * 1985-05-08 1988-06-07 Adt, Inc. Self-diagnostic projected-beam smoke detector
FR2609342A1 (fr) * 1987-01-05 1988-07-08 Dupuy Claude Dispositif optique de detection de fumee
DE3843947C1 (de) * 1988-12-24 1990-03-01 Braun Ag, 6000 Frankfurt Brotröster
GB2261502A (en) * 1991-10-04 1993-05-19 Churchill V L Ltd Smoke detection device
DE4243004A1 (en) * 1991-12-19 1993-06-24 Miele & Cie Oven with visible or infrared spectroscopic combustion detector - uses wavelength=selective property of interference filter disposed on sensor of light transmitted across cooking space
SE470168B (sv) * 1992-04-27 1993-11-22 Whirlpool Int Rök/ångdetektor för mikrovågsugn
JPH05346235A (ja) * 1992-06-16 1993-12-27 Toshiba Corp 調理装置
JP3231886B2 (ja) * 1993-03-31 2001-11-26 能美防災株式会社 光電式火災感知器
US5486685A (en) * 1994-11-23 1996-01-23 Dodds; W. Jean Oven with food presence indicator
JPH08233736A (ja) * 1995-02-27 1996-09-13 Nohmi Bosai Ltd 微粒子検出センサ
US5698845A (en) * 1995-05-23 1997-12-16 Stanley Electric Co., Ltd. Optical detection apparatus for detecting light interruption
WO1997040729A1 (en) * 1996-04-29 1997-11-06 Philips Electronics N.V. Toaster having heating elements whose heating area depends on the slice size

Also Published As

Publication number Publication date
EP0841031A1 (de) 1998-05-13
FR2754347A1 (fr) 1998-04-10
EP0841031B1 (de) 2003-11-05
ATE253320T1 (de) 2003-11-15
BR9704931A (pt) 1998-11-03
FR2754347B1 (fr) 1998-11-27
CA2218451A1 (fr) 1998-04-09
US6037580A (en) 2000-03-14
TR199701136A2 (xx) 1998-04-21

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Legal Events

Date Code Title Description
8332 No legal effect for de