US2014000017A1PendingUtilityA1

Toilet Bowl Cleaning Device and Method

Individually held — no corporate assignee on recordPriority: Jun 27, 2012Filed: Jun 27, 2012Published: Jan 2, 2014
Est. expiryJun 27, 2032(~5.9 yrs left)· nominal 20-yr term from priority
Inventors:Hai C. Quach
E03D 9/00A47K 11/10
21
PatentIndex Score
0
Cited by
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References
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Claims

Abstract

A toilet cleaning device includes an elongated and hollow guiding member, an inflatable water stopper and a pump device. The inflatable water stopper is extended from a bottom end of the guiding member and is positioned in a bottom drain of a toilet bowl. The pump device is provided at an upper end of the guiding member. The pump device is actuated to inflate the inflatable water stopper through the guiding member. Therefore, the inflatable water stopper is inflated at a predetermined size for matching with a size of the bottom drain of the toilet bowl to water-seal thereat and for raising water level in the toilet bowl when water is added.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A toilet cleaning device for a toilet bowl having an upper rim and a bottom drain, comprising a guiding member, an inflatable water stopper, and a pump device;
 said guiding member formed in an elongated and hollow structure, and having an air passage defined between an upper end and a bottom end;   said inflatable water stopper for positioning in said bottom drain of said toilet bowl, wherein said inflatable water stopper is extended from said bottom end of said guiding member; and   said pump device provided at said upper end of said guiding member, wherein said pump device is actuated to inflate said inflatable water stopper through said air passage until said inflatable water stopper is inflated at a predetermined size for matching with a size of said bottom drain of said toilet bowl to water-seal thereat and for raising water level in said toilet bowl when water is added.   
     
     
         2 . The toilet cleaning device of  claim 1  wherein said guiding member is a flexible air tube extended between said pump device and said inflatable water stopper. 
     
     
         3 . The toilet cleaning device of  claim 2  wherein said bottom end of said guiding member is integrated with said inflatable water stopper. 
     
     
         4 . The toilet cleaning device of  claim 3  wherein said pump device comprises a hand squeezable pump coupled at said upper end of said guiding member and an air releasable valve provided at said guiding member to deflate said inflatable water stopper when said air releasable valve is opened. 
     
     
         5 . The toilet cleaning device of  claim 1  further comprising a weighting element provided at a bottom of said inflatable water stopper to ensure said inflatable water stopper being sunken to said bottom drain of said toilet bowl. 
     
     
         6 . The toilet cleaning device of  claim 4  further comprising a weighting element provided at a bottom of said inflatable water stopper to ensure said inflatable water stopper being sunken to said bottom drain of said toilet bowl. 
     
     
         7 . The toilet cleaning device of  claim 1  wherein said guiding member is a rigid air pipe extended between said pump device and said inflatable water stopper. 
     
     
         8 . The toilet cleaning device of  claim 7  wherein said pump device is detachably coupled at said upper end of said guiding member. 
     
     
         9 . The toilet cleaning device of  claim 8  wherein said pump device comprises a hand squeezable pump detachably coupled at said upper end of said guiding member, wherein said hand squeezable pump detached from said guiding member to deflate said inflatable water stopper through said upper end of said guiding member. 
     
     
         10 . The toilet cleaning device of  claim 1  further comprising a cleanser releasing container coupled at said guiding member close to said bottom end thereof, wherein said cleanser releasing container is used for containing a cleanser made of water soluble in such a way that said cleanser in said cleanser releasing container is released and dissolved in said water. 
     
     
         11 . The toilet cleaning device of  claim 6  further comprising a cleanser releasing container coupled at said guiding member close to said bottom end thereof, wherein said cleanser releasing container is used for containing a cleanser made of water soluble in such a way that said cleanser in said cleanser releasing container is released and dissolved in said water. 
     
     
         12 . The toilet cleaning device of  claim 9  further comprising a cleanser releasing container coupled at said guiding member close to said bottom end thereof, wherein said cleanser releasing container is used for containing a cleanser made of water soluble in such a way that said cleanser in said cleanser releasing container is released and dissolved in said water. 
     
     
         13 . The toilet cleaning device of  claim 10  wherein said cleanser releasing container is made of floating material for floating in said water. 
     
     
         14 . The toilet cleaning device of  claim 11  wherein said cleanser releasing container is made of floating material for floating in said water. 
     
     
         15 . The toilet cleaning device of  claim 12  wherein said cleanser releasing container is made of floating material for floating in said water. 
     
     
         16 . The toilet cleaning device of  claim 1  wherein said inflatable water stopper comprises an upper inflatable bladder and a lower inflatable bladder with a size smaller than a size of said upper inflatable bladder, wherein said upper and lower inflatable bladders are inflated at different locations of said bottom drain for enhancing a water sealing effect thereat. 
     
     
         17 . The toilet cleaning device of  claim 11  wherein said inflatable water stopper comprises an upper inflatable bladder and a lower inflatable bladder with a size smaller than a size of said upper inflatable bladder, wherein said upper and lower inflatable bladders are inflated at different locations of said bottom drain for enhancing a water sealing effect thereat. 
     
     
         18 . The toilet cleaning device of  claim 12  wherein said inflatable water stopper comprises an upper inflatable bladder and a lower inflatable bladder with a size smaller than a size of said upper inflatable bladder, wherein said upper and lower inflatable bladders are inflated at different locations of said bottom drain for enhancing a water sealing effect thereat. 
     
     
         19 . In a method of cleaning a toilet bowl having an upper rim and a bottom drain, said method of cleaning comprising the steps of:
 a) positioning an inflatable water stopper in said bottom drain of said toilet bowl, wherein said inflatable water stopper is extended from a bottom end of a guiding member;   b) actuating a pump device provided at an upper end of said guiding member, wherein said pump device is actuated to inflate said inflatable water stopper through an air passage of said guiding member;   c) stop actuating said pump device when said inflatable water stopper is inflated at a predetermined size for matching with a size of said bottom drain of said toilet bowl to water-seal thereat; and   d) raising water level in said toilet bowl up to said upper rim of said toilet bowl when water is added.   
     
     
         20 . The method of  claim 19  further comprising a step e) of adding a cleanser made of water soluble in said water. 
     
     
         21 . The method of  claim 20  wherein said cleanser is contained in a cleanser releasing container at said guiding member close to said bottom end thereof, wherein said cleanser is released from said cleanser releasing container and dissolved in said water. 
     
     
         22 . The method of  claim 19  further comprising a step f) of deflating said inflatable water stopper to drain said water through said bottom drain of said toilet bowl. 
     
     
         23 . The method of  claim 19  wherein the step a) further comprises a step of adding a weighting element at a bottom of said inflatable water stopper to ensure said inflatable water stopper being sunken to said bottom drain of said toilet bowl. 
     
     
         24 . The method of  claim 19  wherein said pump device is actuated by a hand squeezable pump.

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