According to an embodiment of the present invention, a knee airbag housing comprises a knee airbag housing body formed with a thermoplastic fiber reinforced composite material and mounted on a vehicle to be opposite to a knee of a passenger, and a reinforcing unit coupled to an external side of the knee airbag housing body, wherein the reinforcing unit is coupled to the knee airbag housing by being injection molded. Therefore, according to the present invention, the body and the reinforcing unit are formed to be light with two different types of thermoplastic fiber composite materials to obtain the knee airbag housing capable of maintaining high strength and hardness with complementary action of the thermoplastic fiber composite materials.
본 발명의 일실시예에 따른 무릎 에어백 하우징은 열가소성 섬유강화복합소재로 이루어지고, 탑승자의 무릎에 대향되도록 차량에 장착되는 무릎 에어백 하우징 바디와 상기 무릎 에어벡 하우징 바디의 외측에 결합된 보강부를 포함하고, 상기 보강부는 상기 무릎 에어백 하우징에 사출성형되어 결합된다. 따라서 본 발명에 의하면 경량으로 이루어짐과 동시에 높은 강도 및 강성이 유지될 뿐만 아니라, 2종 이상의 열가소성 섬유복합소재를 이용하여 바디와 보강부를 형성시킴에 따라, 2종 이상의 열가소성 섬유복합소재의 상보적 작용으로 높은 강도와 강성을 유지할 수 있는 무릎 에어백 하우징을 얻을 수 있다.
KNEE AIR BAG HOUSING AND MANUFACTURING METHOD OF THE SAME
무릎 에어백 하우징 및 그의 제조방법
2019-06-26
Patent
Elektronische Ressource
Koreanisch
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B29L INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES , Index-Schema für besondere Gegenstände in Verbindung mit Unterklasse B29C |
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