Patents
US 12646997 B2: Integrated piston assembly for an electric machine
- Granted
- 2026-06-02
- Filed
- 2024-04-10 application 18631188
- Type
- Utility · 14 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A linear electric machine includes a shaft, a primary piston assembly operably coupled with the shaft, a stator assembly supporting the shaft and housing a load device, and a bearing assembly supporting an end of the shaft. The bearing assembly includes a bearing housing and a fluid bearing within the bearing housing. The bearing housing includes an opening for receiving the shaft therethrough. The linear electric machine also includes a secondary piston assembly formed integrally with the shaft and at least a portion of the bearing assembly for providing fluid to the bearing assembly.
Source: PTBLXML, file of 2026-06-02 (ipgb20260602.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Hyliion Holdings Corp. 56 patents | US company or organization | Cedar Park, TX | HYLIION HOLDINGS CORP. State business registration EXACT high confidence: identical full name and state HYLIION HOLDINGS CORP. SEC filer EXACT medium confidence: identical full name, one of each nationally | PTBLXML, file of 2026-06-02 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Alex William Ariapad | Cincinnati, OH | 7 | PTBLXML, file of 2026-06-02 | |
| Joshua Tyler Mook | Cincinnati, OH | 77 | PTBLXML, file of 2026-06-02 | |
| Aigbedion Akwara | Cincinnati, OH | 34 | PTBLXML, file of 2026-06-02 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| H02K | Dynamo-electric machines | H02K7/1884 | PTBLXML, file of 2026-06-02 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2024-04-10 | Assignment Assignment of assignor's interest | ARIAPAD, ALEX WILLIAM signed 2024-04-08 MOOK, JOSHUA TYLER signed 2024-04-08 AKWARA, AIGBEDION signed 2024-04-10 | HYLIION HOLDINGS CORP. CEDAR PARK, TX | 67057/867 | 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.