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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0913535 (1978-06-08) |
우선권정보 | YU-0001442 (1977-06-10) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 19 인용 특허 : 0 |
A rotary-brush device comprising a downwardly open flat housing closed at its bottom by a cover threaded into this housing and defining a chamber in which a disk having edge-fixed vanes is received. The disk is propelled by a water jet trained on the vanes from a nipple formed on the housing and dir
A washing device comprising: a flat circular downwardly open internally threaded housing formed with a lateral nipple for connection to a source of water, said nipple opening into said housing at a nozzle adapted to train a jet into the housing; a downwardly open flat cover threaded into said housin
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