Fastening system allowing component removal after fastener system failure
US10288106B2 · kind B2 · utility
5Cited by
15References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 8, 2016 |
| Grant date | May 14, 2019 |
| Priority date | — |
| Expiry date | Jan 28, 2037 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02D2600/20
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A fastening system for attaching a cover to an underground vault having a bolt with threads and a composite fiber reinforced polymer nut having a thread engagement portion extending through the nut which will fail in shear after the bolt is inserted before the nut and bolt seize. The fastening system can also include a nut retainer sized to allow the nut to float within the retainer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.