US2010077542A1PendingUtilityA1

Two levels toilet eater flushing unit

Assignee: TONG KUN YUANPriority: Sep 27, 2008Filed: Sep 27, 2008Published: Apr 1, 2010
Est. expirySep 27, 2028(~2.2 yrs left)· nominal 20-yr term from priority
Inventors:Kun Yuan Tong
E03D 1/142
58
PatentIndex Score
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Claims

Abstract

Two levels toilet water flushing unit provides two levels of water flushing, one level to drain smaller amount of water to flush liquid human waste and another level to drain larger amount of water to flush solid human waste. Everybody urinates several times a day and defecates only once a day. If we use the level to drain a large amount of water to flush solid human waste and the level to drain smaller amount of water to flush liquid human waste we can save a very large amount of water to relieve the shortage of water supply in big cities in the States.

Claims

exact text as granted — not AI-modified
1 . Two levels toilet water flushing unit comprising a pivotal unit, a L-shaped handle, a blocker unit, a spring coil and a long lever. 
   
   
       2 . Two levels toilet water flushing unit of  claim 1  wherein the said pivotal unit comprises a front large wing, a middle square block, a rear threaded column and a large nut. Wherein the said front large wing is a block which has equipped with two nodes, one at left upper quarter and the other at right upper quarter, to restrict the upward movement of the said L-shaped handle of  claim 1  and the said blocker unit of  claim 1 . The diameter of the said front large wing is greater than that of the square window which locates at the left upper corner of the front of toilet water tank to install toilet water flushing unit. Wherein the said middle square block which is a square block and a little bite smaller than the said square window is installed inside the said square window. The said middle square block is built behind the said front large wing. Wherein the said rear threaded column is built behind the said middle square block and has threads to screw into the said large nut. The said large nut can screw onto the said rear threaded column to fasten the said pivotal unit onto water tank. The diameter of the said large nut is greater than that of the said square window. Wherein the said pivotal unit of  claim 1  has a central canal which passes through the center of the entire pivotal unit. The said central canal admits snugly inner arm which will be explained in  claim 3  of the said L-shaped handle of  claim 1 . 
   
   
       3 . Two levels toilet water flushing unit of  claim 1  wherein the said L-shaped handle comprises one outer arm and one inner arm of  claim 2 . Wherein the said outer arm has a central canal to install inside the said blocker unit of  claim 1 . Wherein the said inner arm inserts snugly into the said central canal of pivotal unit  claim 2  and has a built-in threaded tip and a nut. The said nut can screw onto the said built-in threaded tip to fasten the said long level of  claim 1  onto the said inner arm of L-shaped handle. 
   
   
       4 . Two levels toilet water flushing unit of  claim 1  wherein the said blocker unit comprises a long thumb screw and a long threaded blocker and is installed inside the said central canal of outer arm of L-shaped handle of  claim 3 . Wherein the said long thumb screw can insert into the said central canal of outer arm of L-shaped handle of  claim 3  at one side and the said long threaded blocker can insert into the said central canal of outer arm of L-shaped handle of  claim 3  at the other side. Wherein the said long thumb screw can screw into the said long threaded blocker to keep it inside the said central canal of outer arm of  claim 3 . 
   
   
       5 . Two levels toilet water flushing unit of  claim 1  wherein the said spring coil encircles the said long thumb screw of  claim 4  in between the said long thumb screw of  claim 4  and the said outer arm of  claim 3 . The said spring coil retreats the said long threaded blocker on  claim 4  into the said central canal of outer arm of  claims 3  and  4 . 
   
   
       6 . Two levels toilet water flushing unit of  claim 1  wherein the said long lever has one hole at one end to encircle the said built-in threaded tip of inner arm of  claim 3  and one chain hook at the other end to hook chain which connects the said long lever at the upper end and toilet flapper tank ball at the bottom end.

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