Apparatus and method for controlling liquid on a site
US9714496B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Feb 14, 2014 |
| Grant date | Jul 25, 2017 |
| Priority date | — |
| Expiry date | Feb 14, 2034 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02D3/10
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An apparatus, for allowing control of liquid level on a site, comprising a hollow stake body comprising lateral openings for allowing liquid thereinto when the apparatus is positioned into the ground, a stake tip at one end and a hit plate receiver at an opposite end. A method for controlling liquid level on an excavation site comprising positioning the apparatus at one location on the site, positioning a hit plate on the apparatus, repeatedly hitting the hit plate until at least one opening is below ground at a liquid control depth, removing the hit plate and installing a pump for pumping liquid accumulated in the apparatus. A mesh construction, for use with the apparatus, comprising a first punctured cover, a second punctured cover and a mesh assembly, comprising at least one filtration mesh, sandwiched between the first and the second punctured covers for allowing liquid therethrough.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.