Patents
US 8561240 B2: Pool cleaning vehicle with endless loop track
- Granted
- 2013-10-22
- Filed
- 2012-06-25 application 13531594
- Type
- Utility · 8 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
Disclosed herein is a submersible pool cleaning vehicle having an endless loop track. The vehicle including a housing and the housing having members for moving the vehicle around the pool surface. The vehicle including an endless loop track. The track having an exterior and an interior, the interior having a series of ribs and ridges, the ribs having a predetermined width and pitch. The ribs being centrally located on the track while the ridges flank either side of the ribs. The vehicle including drive members for moving the vehicle around the pool surface. The drive members and associated members for moving the vehicle have an exterior surface with a series of grooves and ridges for compatible connection with the ribs. The width of the rib is substantially smaller than the width of the groove and the track ribs engaging the groves.
Source: PVGPATDIS, file of 2026-04-10 (ipg131022.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| SMARTPOOL LLC 12 patents | US company or organization | Lakewood, NJ | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Wing-kin Hui | Sha Tin, CN | 45 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| E04H | Buildings or like structures for particular purposes; swimming or splash baths or pools; masts; fencing; tents or canopies, in general | E04H4/1654 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2013-12-12 | Security interest Security interest Security interest | SMARTPOOL LLC signed 2013-12-03 | BANK LEUMI USA NEW YORK, NY | 32049/542 | ECORSEXC, file of 2026-09-25 |
| 2013-09-30 | Assignment Assignment of assignor's interest | HEAVY GAIN LIMITED signed 2013-09-23 | SMARTPOOL LLC LAKEWOOD, NJ | 31307/445 | ECORSEXC, file of 2026-09-25 |
| 2012-08-22 | Assignment Assignment of assignor's interest | HUI, WING-KIN signed 2012-08-18 | HEAVY GAIN LIMITED HONG KONG | 28824/986 | ECORSEXC, file of 2026-09-25 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.