Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B61—RAILWAYS
  • B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
  • B61D27/00—Heating, cooling, ventilating, or air-conditioning
  • B61D27/009—Means for ventilating only
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
  • B60H1/00—Heating, cooling or ventilating [HVAC] devices
  • B60H1/24—Devices purely for ventilating or where the heating or cooling is irrelevant
  • B60H1/248—Air-extractors, air-evacuation from the vehicle interior
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
  • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
  • F23L17/00—Inducing draught; Tops for chimneys or ventilating shafts; Terminals for flues
  • F23L17/02—Tops for chimneys or ventilating shafts; Terminals for flues

Applications Claiming Priority (1)

Publications (1)

Family

ID=3867599

Family Applications (1)

Country Status (6)

• 0
  • NL NL88130D patent/NL88130C/xx active
  • DE DENDAT1049891D patent/DE1049891B/de active Pending
  • NL NLAANVRAGE7605753,B patent/NL182095B/xx unknown
  • BE BE517261D patent/BE517261A/xx unknown
• 1953
  • 1953-10-09 FR FR1084846D patent/FR1084846A/fr not_active Expired
  • 1953-10-16 GB GB28619/53A patent/GB724383A/en not_active Expired
  • 1953-11-24 CH CH313704D patent/CH313704A/fr unknown

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