Patents
US 11754138 B2: Gas spring end members as well as gas spring assemblies including same
- Granted
- 2023-09-12
- Filed
- 2021-03-29 application 17915399
- Type
- Utility · 20 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
Gas spring end members include an end member wall with a longitudinal axis. The end member wall includes an end wall portion and an outer wall portion. The outer wall portion extends peripherally about an axis and is dimensioned to receivingly engage a flexible spring member. Rib wall portions are spaced around the axis with each of the rib wall portions projecting axially from the end wall portion toward a rib end surface portion. The rib wall portions also include a rib edge surface portion spaced inward from an inner side surface portion of the outer peripheral wall portion such that a gap is formed therebetween. Gas spring assemblies including one or more of such end members, and suspension systems including one or more of such gas spring assemblies are also included.
Source: PVGPATDIS, file of 2026-04-10 (ipg230912.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Firestone Industrial Products Company, LLC 193 patents | US company or organization | Nashville, TN | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Albert S. Phillips | Gallatin, TN | 3 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| F16F | Springs; shock-absorbers; means for damping vibration | F16F9/0454 | PVGPATDIS, file of 2026-04-10 |
| B60G | Vehicle suspension arrangements | B60G11/27 | 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 |
|---|---|---|---|---|---|
| 2022-09-28 | Assignment Assignment of assignor's interest | PHILLIPS, ALBERT S. signed 2020-03-30 | FIRESTONE INDUSTRIAL PRODUCTS COMPANY, LLC NASHVILLE, TN | 61246/893 | 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.