Patents
US 9120655 B2: Gear reduction assembly and winch including gear reduction assembly
- Granted
- 2015-09-01
- Filed
- 2012-09-07 application 13607078
- Type
- Utility · 45 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A gear reduction assembly may include a main input shaft, a carrier coupled to the main input shaft, and at least one carrier shaft coupled to the carrier and spaced from the main input shaft. The gear reduction assembly may also include at least one spur gear pair including a first spur gear coupled to the carrier shaft, and a second spur gear, wherein the first and second spur gears are coupled to one another such that they rotate together. The gear reduction assembly also includes a first internal gear engaged with the first spur gear, a second internal gear engaged with the second spur gear, and a hub associated with the first internal gear. The first internal gear has a first number of teeth, the second internal gear has a second number of teeth, and the first and second numbers of teeth differ by from one to five teeth.
Source: PVGPATDIS, file of 2026-04-10 (ipg150901.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Wilkins IP, LLC 21 patents | US company or organization | New Albany, IN | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Stephen P. Wilkins | Salem, IN | 13 | PVGPATDIS, file of 2026-04-10 | |
| Larry C. Wilkins | Jacksonville, FL | 20 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| B66D | Capstans; winches; tackles, e.g. pulley blocks; hoists | B66D1/225 | 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 |
|---|---|---|---|---|---|
| 2021-04-21 | Security interest Security interest Security interest | ELECTROMECHANICAL RESEARCH LABORATORIES, INC. signed 2020-11-25 | CIBC BANK USA CHICAGO, IL | 55990/448 | ECORSEXC, file of 2026-09-25 |
| 2020-12-01 | Security interest Security interest Security interest | ELECTROMECHANICAL RESEARCH LABORATORIES, INC. signed 2020-11-25 | OXER MEZZANINE FUND II, L.P. COLUMBUS, OH | 54501/165 | ECORSEXC, file of 2026-09-25 |
| 2020-10-13 | Assignment Assignment of assignor's interest | WILKINS IP, LLC signed 2020-07-20 | ELECTROMECHANICAL RESEARCH LABORATORIES, INC. NEW ALBANY, IN | 54059/305 | ECORSEXC, file of 2026-09-25 |
| 2014-04-24 | Assignment Assignment of assignor's interest | WILKINS, LARRY C. signed 2013-12-20 WILKINS, STEPHEN P. signed 2013-12-20 | WILKINS IP, LLC NEW ALBANY, IN | 32743/986 | 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.