A duct in which the welding strength of the parting lines is enhanced and which facilitates the attaching job is provided. The duct of the present embodying mode has a mean thickness of the entire duct of 1mm or less, and includes projections (300) on inner surface sides of the duct on the parting lines PL.
DUCT
KANAL
CONDUIT
2020-03-04
Patent
Elektronische Ressource
Englisch
IPC: | F24F Klimatisierung , AIR-CONDITIONING / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht / F16L PIPES , Rohre |
DUCT, ENGAGEMENT STRUCTURE FOR DUCT, AND METHOD OF MANUFACTURING DUCT
Europäisches Patentamt | 2023
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