US2006099863A1PendingUtilityA1

Front-mounted water-separation propeller

Individually held — no corporate assignee on recordPriority: Apr 17, 2003Filed: Feb 6, 2004Published: May 11, 2006
Est. expiryApr 17, 2023(expired)· nominal 20-yr term from priority
Inventors:Shi Yang
B63H 5/14B63H 1/28
21
PatentIndex Score
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Claims

Abstract

Based on the law of dynamic water-separation, in this invention, a new type of front-mounted booster water-separation propeller has been designed to raise a vessel's speed by reducing resistance from water and increasing the advance force. It's composed of two parts, of which the external includes an influent tube ( 1 ), a left thin, flat gushing gutter ( 2 ), a right thin, flat gushing gutter ( 3 ), and screwed connections ( 6 ), of which interior includes a booster ( 4 ) and its axle ( 5 ). Both parts can be changed independently.

Claims

exact text as granted — not AI-modified
1 : It is a type of front-mounted water-separation propeller that features an inflow pipe, a left-side flat nozzle, a right-side flat nozzle, a propeller and its axle, and some connecting screws. An inflow pipe, a left-side flat nozzle, a right-side flat nozzle and connecting screws forms the external part of this invention, whereas a propeller and its axle the interior part of it. It is mounted with screws onto the front end, bow of the vessel.  
   
   
       2 : According to the description in  claim 1 , both the left-side nozzle and the right-side nozzle have a backward opening on either side.  
   
   
       3 : According to the descriptions in  claim 1  and  2 , the inflow pipe has its opening right on the front end, the bow of the vessel.  
   
   
       4 : According to the descriptions of  claim 1 ,  2 , and  3 , the total sectional space of the two backward openings of left-side and right-side flat nozzles equals the sectional space of the forward opening of the inflow pipe.  
   
   
       5 : According to the descriptions of  claim 1 ,  2 ,  3 , and  4 , the external part of the invention with its inflow pipe, left-side and right-side flat nozzles and connecting screws is an independently replaceable one.  
   
   
       6 : According to the descriptions of  claim 1 ,  2 ,  3 ,  4  and  5 , the interior part of the invention with a propeller and its axle is an independently replaceable one.

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