Discontinuous fiber made of drawn steel wire, and a fiber composite containing said fiber
US5162059A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Mar 11, 1992 |
| Grant date | Nov 10, 1992 |
| Priority date | — |
| Expiry date | Mar 11, 2012 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04C5/012
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A discontinuous drawn steel wire fiber for incorporation in a fiber composite, in particular a cement material, the fiber being made from a length of steel wire which is shaped so that the fiber is contained in a plane and, in said plane, is in the configuration of a loop which is convex and closed, wherein it has the configuration of an oblong loop whose ends are delimited by curvilinear wire portions, said curvilinear wire portions being interconnected by rectilinear wire portions, and wherein the two end portions of said length of wire are disposed side by side and in opposite directions, said end portions extending between said curvilinear wire portions to form one of said rectilinear wire portions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.