Washer assembly for use in affixing a guardrail support to a surface
US10767386B2 · kind B2 · utility
3Cited by
29References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 15, 2016 |
| Grant date | Sep 8, 2020 |
| Priority date | — |
| Expiry date | Jan 5, 2038 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16B43/00
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A washer assembly for use in affixing a guardrail support to a floor surface. The washer assembly holding at least one washer in place such that it does not fall out during assembly of the guardrail, disassembly of the guardrail, or transport of the materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.