Underground piping system
US6532993B2 · kind B2 · utility
4Cited by
6References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 20, 2001 |
| Grant date | Mar 18, 2003 |
| Priority date | — |
| Expiry date | Jul 20, 2021 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L9/18
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An exemplary embodiment of the invention is a kit for installing an underground piping system. The kit includes a protective conduit having flexible piping contained therein and a plurality of sealing members. The installer positions the protective conduit and flexible piping as a single unit thereby facilitating installation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.