Patents
US 12221328 B2: Work machine
- Granted
- 2025-02-11
- Filed
- 2022-03-11 application 17692456
- Type
- Utility · 23 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A work machine includes a ground propulsion apparatus, a undercarriage frame supported by the ground propulsion apparatus, a machine body supported by the undercarriage frame, a work implement attached to at least one of the undercarriage frame and the machine body, and a tilt mechanism. The machine body includes a chassis coupled to the undercarriage frame and a cab supported on the chassis. The tilt mechanism is arranged to tilt the cab relative to the chassis between an upright position and a recumbent position. The tilt mechanism includes an actuator arranged to move the cab relative to the chassis, and a lock arranged to selectively lock the cab in the upright position relative to the chassis.
Source: PVGPATDIS, file of 2026-04-10 (ipg250211.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| KOMATSU AMERICA CORP. 19 patents | US company or organization | Chicago, IL | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Paul S. Wolf | Bark River, MI | 1 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| B66C | Cranes; load-engaging elements or devices for cranes, capstans, winches, or tackles | B66C13/54 | PVGPATDIS, file of 2026-04-10 |
| A01G | Horticulture; cultivation of vegetables, flowers, rice, fruit, vines, hops or seaweed; forestry; watering | A01G23/003 | 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 |
|---|---|---|---|---|---|
| 2022-03-11 | Assignment Assignment of assignor's interest | WOLF, PAUL S signed 2022-03-09 | KOMATSU AMERICA CORP. CHICAGO, IL | 59237/761 | PASDL, file of 2026-10-15 |
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.