Flexible bar reinforced concrete pile and method of construction
US4171176A · kind A · utility
5Cited by
6References
12Claims
0Family size
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Inventor
Key dates
| Filing date | Aug 25, 1977 |
| Grant date | Oct 16, 1979 |
| Priority date | — |
| Expiry date | Aug 25, 1997 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2013/00378
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A flexible bar reinforced concrete pile is provided herein composed of a steel tube containing therein a plurality of jointless high-strength flexible bars, strands or bundles of bar or strand located axially along the inside wall of said steel tube, the remaining space within the steel tube being packed with prepacked concrete or mortar, and a method for constructing the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.