BE546520A - - Google Patents

Info

Publication number
BE546520A
BE546520A BE546520DA BE546520A BE 546520 A BE546520 A BE 546520A BE 546520D A BE546520D A BE 546520DA BE 546520 A BE546520 A BE 546520A
Authority
BE
Belgium
Prior art keywords
temperature
ice
warning device
supply circuit
current supply
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE546520A publication Critical patent/BE546520A/fr

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B19/00—Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow
    • G08B19/02—Alarm responsive to formation or anticipated formation of ice

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Road Signs Or Road Markings (AREA)
  • Emergency Alarm Devices (AREA)
BE546520D BE546520A (de)

Publications (1)

Publication Number Publication Date
BE546520A true BE546520A (de)

Family

ID=173804

Family Applications (1)

Application Number Title Priority Date Filing Date
BE546520D BE546520A (de)

Country Status (1)

Country Link
BE (1) BE546520A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0033525A3 (en) * 1980-01-31 1983-05-25 Wolfgang Weiler Traffic area temperature indication device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0033525A3 (en) * 1980-01-31 1983-05-25 Wolfgang Weiler Traffic area temperature indication device

Similar Documents

Publication Publication Date Title
Brooks The nature of sleet and how it is formed
US9790652B1 (en) Variable traffic safety sign for displaying roadbed conditions in response to changes in temperature and humidity
US10754336B2 (en) Using environmental information to estimate sensor functionality for autonomous vehicles
US2269019A (en) Warning device
US3229271A (en) Icing indicator system
JP2009097944A (ja) 運転支援装置、運転支援プログラムおよび運転支援方法
US3098914A (en) Oil level warning devices
US2268785A (en) Dew point recorder and indicator
US2424269A (en) Hydrant marker
JP2011230562A (ja) 外気温予測による車両用警告装置
US2922981A (en) Automatic variable speed-limit sign
US2102967A (en) Concealable spot lamp
FR2681459A1 (fr) Dispositif indicateur de limitation d'exploitation pour taxi.
US4419952A (en) Temperature indicating device on traffic surfaces
US1779582A (en) Traffic signal
Belk Thermal mapping for a highway gritting network.
US2124683A (en) Speed controller for automotive vehicles
FR2984808A1 (fr) Procede pour anticiper la formation de give d'un pare-brise de vehicule automobile
US1172084A (en) Electrically-operated warning-signal means for garages.
US4922231A (en) Idle/no-idle light system
US1470043A (en) Railway-crossing signal
FR684190A (fr) Porte-roues basculant particulièrement destiné à être disposé sur la plateforme ou toit de véhicules et permettant un accès facile des roues de rechange
LaDochy et al. Fog: A Menace or Friend
de Arqueros e Ribeiro et al. How Reliable Is the Temperature Information of Street Thermometers? A Simple Case Study in São Paulo City
US2681033A (en) Traffic warning signal