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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0674297 (1976-04-06) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 9 인용 특허 : 0 |
A rotor for a cross-flow blower has narrow elongated blades fixed in slots in the peripheral portions of a plurality of parallel discs spaced from one another along the rotor axis. The blades have curved cross sections, and each has creased portions received in the slots in the discs. The creased po
The method of making a blower rotor of the type that comprises at least one sheet metal disc and a plurality of elongated blades which are secured to the disc at circumferentially spaced intervals around it and extend lengthwise parallel to the axis of the disc, said method being characterized by: A
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