최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0864469 (1992-04-06) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 14 인용 특허 : 0 |
An air-floated apparatus, such as a lawn mower or vacuum cleaner, includes a housing having an open bottom and an air intake opening. The housing is adapted to cooperate with a support surface beneath the housing to define a substantially enclosed chamber. At least one air impeller is provided for p
An apparatus, comprising, in combination: a housing having an open bottom and an air intake opening, said housing being adapted to cooperate with a support surface beneath said housing to define a substantially enclosed chamber; pressurizing means for pressurizing air in said chamber sufficient to f
※ AI-Helper는 부적절한 답변을 할 수 있습니다.