# US 11,800,960 B2 · Cleaning systems configured to pick up pet hair > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,800,960 B2 - Document ID: US11800960B2 - Status: Granted - Kind: B2 - Application number: 17/121,689 - Filed: 2020-12-14 - Published: 2021-12-02 - Granted: 2023-10-31 - Earliest claimed: 2020-05-28 - Assignees: Everlab LLC - Applicants: Everlab LLC - Inventors: Eric John Wengreen - Web page: https://patentgrep.com/patent/US11800960B2 ## CPC - A47L 11/4041: {Roll shaped surface treating tools} - A47L 25/00: Domestic cleaning devices not provided for in other groups of this subclass (for cleaning spectacles G02C13/00) - A47L 11/22: Floor-sweeping machines, hand-driven - A47L 11/4013: {Contaminants collecting devices, i.e. hoppers, tanks or the like} - A47L: DOMESTIC WASHING OR CLEANING (brushes A46B; cleaning quantities of bottles or of other hollow articles of one kind B08B9/00; laundry D06F); SUCTION CLEANERS IN GENERAL (cleaning in general B08) ## Abstract Cleaning systems can remove pet hair from surfaces such as furniture and floors without requiring bulky and expensive vacuums. Hair cleaning systems can have an outer housing and a cylindrical basin that is coupled to the outer housing by a pivot. Features working in conjunction with slanted bristles enhance the efficacy of the cleaning systems. ## Claims ### Claim 1 A hair cleaning system comprising: an outer housing; a basin pivotably coupled to the outer housing, wherein the basin is configured to hold a first hair inside the outer housing, and the basin comprises a first convex outer surface configured to pick up a second hair from a floor; a second surface pivotably coupled to the outer housing and configured to remove the second hair from the first convex outer surface such that the second hair enters the basin: a first hoop coupled to the basin and having a first protrusion and a second protrusion spaced apart along a first outer perimeter of the first hoop, wherein the first and second protrusions of the first hoop are configured to contact the floor to provide traction to cause a first rotation of the basin relative to the outer housing as the outer housing is moved along the floor, wherein the outer housing comprises a first wall and at least one of the first hoop and the basin comprises a second wall, wherein the first wall is configured to limit a first maximum rotation of the first hoop relative to the outer housing by blocking a first travel of the second wall such that the first hoop is configured to provide the traction to cause the first rotation as the outer housing is moved along the floor in a first forward direction but the first hoop does not cause additional rotation beyond the first rotation of the basin relative to the outer housing as the outer housing is moved further along the floor in the first forward direction, wherein the first maximum rotation is less than 140 degrees; and a first axis of rotation between the outer housing and the basin, wherein the second wall protrudes leftward from a leftward side of the basin in a second direction within 20 degrees of parallel to the first axis, and the first wall of the outer housing protrudes rightward from a leftward side of the outer housing in a third direction within 20 degrees of parallel to the first axis. ### Claim 2 (depends on 1) The hair cleaning system of claim 1, wherein the first hoop comprises a first cavity having a first opening oriented rightward, the basin comprises a third wall that protrudes leftward from the leftward side of the basin in a fourth direction within 20 degrees of parallel to the first axis, and the third wall is located at least partially inside the first cavity such that the third wall rotationally locks the first hoop to the basin. ### Claim 3 (depends on 1) The hair cleaning system of claim 1, wherein the first hoop comprises a cylindrical band, and the first protrusion and the second protrusion protrude radially outward from the cylindrical band. ### Claim 4 (depends on 3) The hair cleaning system of claim 3, wherein the first hoop comprises a plurality of protrusions, the plurality of protrusions comprises the first protrusion and the second protrusion, and the plurality of protrusions protrudes radially outward from the cylindrical band and are spaced apart around at least 260 degrees of an outer circumference of the cylindrical band. ### Claim 5 (depends on 1) The hair cleaning system of claim 1, wherein the first hoop comprises a third protrusion that protrudes radially inward in an area adjacent to the second wall such that the third protrusion is configured to be a cushion between the first wall and the second wall as the first wall limits the first maximum rotation of the first hoop relative to the outer housing by blocking the first travel of the second wall. ### Claim 6 (depends on 5) The hair cleaning system of claim 5, wherein the third protrusion is wedge-shaped and is at least one of a rubber, a silicone, an elastomer, and a thermoplastic polyurethane. ### Claim 7 (depends on 1) The hair cleaning system of claim 1, wherein the outer housing comprises a lid and a button configured to unlatch the lid to expose an opening to an interior of the basin to enable removing the first hair and the second hair from the interior. ### Claim 8 (depends on 1) The hair cleaning system of claim 1, wherein the first convex outer surface comprises first bristles configured to pick up the second hair and the second surface comprises second bristles configured to remove the second hair from the first convex outer surface such that the second hair enters an interior of the basin. ### Claim 9 A hair cleaning system comprising: an outer housing; a basin pivotably coupled to the outer housing, wherein the basin is configured to hold a first hair inside the outer housing, and the basin comprises a first convex outer surface configured to pick up a second hair from a floor; a second surface pivotably coupled to the outer housing and configured to remove the second hair from the first convex outer surface such that the second hair enters the basin: a first hoop coupled to the basin and having a first protrusion and a second protrusion spaced apart along a first outer perimeter of the first hoop, wherein the first and second protrusions of the first hoop are configured to contact the floor to provide traction to cause a first rotation of the basin relative to the outer housing as the outer housing is moved along the floor, wherein the outer housing comprises a first wall and at least one of the first hoop and the basin comprises a second wall, wherein the first wall is configured to limit a first maximum rotation of the first hoop relative to the outer housing by blocking a first travel of the second wall such that the first hoop is configured to provide the traction to cause the first rotation as the outer housing is moved along the floor in a first forward direction but the first hoop does not cause additional rotation beyond the first rotation of the basin relative to the outer housing as the outer housing is moved further along the floor in the first forward direction, wherein the first maximum rotation is less than 140 degrees; and a first axis of rotation between the outer housing and the basin, wherein the first hoop comprises a cylindrical band having a first radius as measured from the first axis, the first protrusion and the second protrusion protrude radially outward from the cylindrical band, the first convex outer surface of the basin comprises a second radius measured from the first axis, and the first protrusion comprises a maximum thickness measured along the first outer perimeter of the first hoop, wherein the first radius plus the maximum thickness is less than the second radius such that the first protrusion is configured to bend to lay against the cylindrical band and be below a level of the first convex outer surface to prevent the first protrusion from prohibiting the first convex outer surface from contacting the floor. ### Claim 10 (depends on 9) The hair cleaning system of claim 9, further comprising a pivot joint that pivotably couples the basin to the outer housing, wherein the first hoop comprises a roof located on an opposite side of the pivot joint relative to the first cavity. ### Claim 11 (depends on 9) The hair cleaning system of claim 9, wherein the outer housing comprises a lid and a button configured to unlatch the lid to expose an opening to an interior of the basin to enable removing the first hair and the second hair from the interior. ### Claim 12 (depends on 9) The hair cleaning system of claim 9, wherein the first convex outer surface comprises first bristles configured to pick up the second hair and the second surface comprises second bristles configured to remove the second hair from the first convex outer surface such that the second hair enters an interior of the basin. ### Claim 13 A hair cleaning system comprising: an outer housing; a basin pivotably coupled to the outer housing, wherein the basin is configured to hold a first hair inside the outer housing, and the basin comprises a first convex outer surface configured to pick up a second hair from a floor; a second surface pivotably coupled to the outer housing and configured to remove the second hair from the first convex outer surface such that the second hair enters the basin: a first hoop coupled to the basin and having a first protrusion and a second protrusion spaced apart along a first outer perimeter of the first hoop, wherein the first and second protrusions of the first hoop are configured to contact the floor to provide traction to cause a first rotation of the basin relative to the outer housing as the outer housing is moved along the floor, wherein the outer housing comprises a first wall and at least one of the first hoop and the basin comprises a second wall, wherein the first wall is configured to limit a first maximum rotation of the first hoop relative to the outer housing by blocking a first travel of the second wall such that the first hoop is configured to provide the traction to cause the first rotation as the outer housing is moved along the floor in a first forward direction but the first hoop does not cause additional rotation beyond the first rotation of the basin relative to the outer housing as the outer housing is moved further along the floor in the first forward direction, wherein the first maximum rotation is less than 140 degrees; and wherein the outer housing comprises a third wall and the first hoop comprises a fourth wall, wherein the third wall is configured to limit a second maximum rotation of the first hoop relative to the outer housing by blocking a second travel of the fourth wall as the outer housing is moved along the floor in a first backward direction, wherein the second maximum rotation is rotationally opposite the first maximum rotation. ### Claim 14 (depends on 13) The hair cleaning system of claim 13, further comprising a pivot between the outer housing and the basin, and the pivot comprises a cylinder. ### Claim 15 (depends on 13) The hair cleaning system of claim 13, further comprising a first axis of rotation between the outer housing and the basin, and the third wall of the outer housing protrudes rightward from a leftward side of the outer housing in a second direction within 20 degrees of parallel to the first axis. ### Claim 16 (depends on 13) The hair cleaning system of claim 13, wherein the first hoop comprises a first cavity, and the third wall is located at least partially inside the first cavity such that the third wall rotationally locks the first hoop to the basin. ### Claim 17 (depends on 13) The hair cleaning system of claim 13, further comprising a pivot joint that pivotably couples the basin to the outer housing, wherein the pivot joint comprises a first cylinder that protrudes leftward from the basin. ### Claim 18 (depends on 13) The hair cleaning system of claim 13, wherein the outer housing comprises a lid and a button configured to unlatch the lid to expose an opening to an interior of the basin to enable removing the first hair and the second hair from the interior. ### Claim 19 (depends on 13) The hair cleaning system of claim 13, wherein the first convex outer surface comprises first bristles configured to pick up the second hair and the second surface comprises second bristles configured to remove the second hair from the first convex outer surface such that the second hair enters an interior of the basin.