US2012233800A1PendingUtilityA1
Bold brush
Est. expiryDec 1, 2029(~3.3 yrs left)· nominal 20-yr term from priority
A47K 11/10
23
PatentIndex Score
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Claims
Abstract
The present invention relates to a new and useful cleaning device particularly adapted for cleaning a toilet bowl and rim and for removing human waste there from. The cleaning device of the present invention generally consists of a cleaning head and a handle characterized in that the cleaning head consists of a compressible inner core and surrounds a flexible tip of said handle, and wherein said inner core is surrounded by a non-porous outer membrane.
Claims
exact text as granted — not AI-modified1 . A cleaning device having a handle and a cleaning head, said cleaning device characterized in that the cleaning head consists of a compressible inner core and surrounds a flexible tip of said handle, and wherein said inner core has an non-porous outer membrane, said outer membrane being free of bristles.
2 . The cleaning device according to claim 1 , wherein the cleaning head is ovoid or drop-shaped.
3 . The cleaning device according to claim 1 , wherein the non-porous outer membrane comprises a plurality of integrally formed resilient deformable protrusions.
4 . The cleaning device according to claim 3 , wherein the plurality of integrally formed resilient deformable protrusions are each and independently selected from cones; cylinders; or from dots having a convex top surface.
5 . The cleaning device according to claim 3 , wherein the plurality of integrally formed resilient deformable protrusions are spaced from one another from about 0.5 to 3.0 units/cm 2 .
6 . The cleaning device according to claim 2 , wherein the upper hemisphere of said ovoid or drop-shaped cleaning head has at most five integrally formed resilient deformable protrusions.
7 . The cleaning device according to claim 1 , wherein the non-porous outer membrane consists of a water-repellent material.
8 . The cleaning device according to claim 1 , wherein the flexible tip consists of one or more flexible extensions at one end of the handle.
9 . The cleaning device according to claim 8 , wherein the one or more flexible extensions are spoon shaped.
10 . The cleaning device according to claim 8 , wherein the one or more flexible extensions are an integral part of the handle.
11 . The cleaning device according to claim 8 , wherein the flexible tip extends into the lower half of the handle.
12 . The cleaning device according to claim 1 , wherein the handle is formed from a first rigid thermosetting plastic backbone, the flexible tip additionally being formed at least partially from a resilient elastomer.
13 . The cleaning device according to claim 12 , wherein the elastomer is a polyolefin selected from the group consisting of styrene-butadiene-styrene, styrene-isoprenestyrene, styrene-ethylene/butylene-styrene, polypropylene and related copolymers.
14 . The cleaning device according to claim 1 , wherein said compressible inner core is formed of resilient or semi-resilient porous, non-porous or partially porous materials and/or combinations thereof.
15 . The cleaning device according to claim 14 , wherein the compressible inner core is composed of resilient foam material, or a similar material.
16 . The cleaning device according to claim 1 , wherein the compressible inner core consist of an open structure with a plurality of ribs and edges from a resilient or semi-resilient material.
17 . The cleaning device according to claim 16 , further characterized in that a plurality of said edges or ribs engage with the flexible extensions of the tip of the handle, to connect the cleaning head to the handle.
18 . The cleaning device according to claim 1 , wherein the non-porous outer membrane and the compressible inner core are made of the same material.Join the waitlist — get patent alerts
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