Ice breaking seal
US10975941B2 · kind B2 · utility
1Cited by
8References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 13, 2018 |
| Grant date | Apr 13, 2021 |
| Priority date | — |
| Expiry date | Jul 13, 2038 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16J15/3284
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An ice breaking seal for a ball screw comprises a first, ice breaking section and a second, sealing section formed integrally with the ice breaking section. The ice breaking section is formed of a polymeric material and has a first hardness. The sealing section is formed of a polymeric material and has a second hardness, which is lower than the first hardness.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.