Reinforcing bar and method for the production thereof

Details Reinforcing bar and method for the production thereof Reinforcing bar and method for the production thereof

2006-05-16

2006-05-16

Thomas, Alexander S. (Department: 1772)

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Rod, strand, filament or fiber

C428S374000, C428S392000, C428S395000, C428S397000, C428S399000, C052S749100

Reexamination Certificate

active

07045210

ABSTRACT:
The invention relates to a reinforcing bar for mineral building materials, particularly for cement. The inventive reinforcing bar (10) is made of a bar of plastic material reinforced by fiber, which has a central, elongate core (12) and several ribs (14) which extend along the length of the core, which are disposed at an angular distance from each other, which form a cross or a star in the cross section thereof and which are twisted around the core axis (16) in a helical manner.

REFERENCES:
patent: 4194873 (1980-03-01), Killmeyer
patent: 6060163 (2000-05-01), Naaman
patent: 2001/0023568 (2001-09-01), Edwards et al.
patent: 2 190 931 (1987-12-01), None
patent: A 11-320696 (1999-11-01), None
patent: WO 96/16792 (1996-06-01), None
patent: WO 98/31891 (1998-07-01), None
patent: WO 01/51730 (2001-07-01), None

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