Dampers
US12422015B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jan 6, 2021 |
| Grant date | Sep 23, 2025 |
| Priority date | — |
| Expiry date | Dec 9, 2042 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16F13/002
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A piston and cylinder type damper with a cylinder containing damping fluid. The damper is operable to perform a compression stroke and a return stroke. A piston rod that can engage with both a piston assembly and a return means. A sealing element is movable axially with respect to said piston rod such that said sealing means is operable to engage with both said piston assembly and said return means, such that, in said compression stroke the sealing means engages solely with said piston assembly, and in said return stroke engages solely with said return means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.