发明名称 PROPELLER
摘要 The propeller is designed for establishing traction force in fluid medium. It improves the traction force as a result of improved sealing (filling) of the fluid in the propeller zone. It consists of a hub (2) resting in a housing (1) having radial blades (3) fitted to it. Radial axles (4) are resting on the blades (3) having small lateral propellers (5) fitted to them. The axles (4) are connected by means of a conical transmission (7) to a central shaft (6) which rests in the hub (2).
申请公布号 BG61532(B1) 申请公布日期 1997.11.28
申请号 BG19940098393 申请日期 1994.01.21
申请人 ALEKSANDROV, DOBROMIR KH. 发明人 ALEKSANDROV, DOBROMIR KH.
分类号 B63H1/16;B63H1/18;(IPC1-7):B63H1/16 主分类号 B63H1/16
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