Reinforced lid for subgrade enclosures
US10947693B2 · kind B2 · utility
1Cited by
87References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 1, 2019 |
| Grant date | Mar 16, 2021 |
| Priority date | — |
| Expiry date | May 22, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02G9/10
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
In various embodiments, lids for an in-ground or subgrade vault is provided. In various embodiments, lids are provided with a plastic reinforcement structure and concrete. The plastic reinforcement structure includes one or more plastic sidewalls that protect the edges of the lid from damage. An internal reinforcement structure comprises receiving members for receiving, securing, and positioning rebar members that are cast in place in a finished product.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.