Title:
ELONGATED PILE SUB-ASSEMBLY, GUIDE APPARATUS AND PILE SUB-ASSEMBLY ARTICLES OF MANUFACTURE
Document Type and Number:
WIPO Patent Application WO2003037134
Kind Code:
A3
Abstract:
An elongated pile sub-assembly having a support beam for attachment to a plurality of yarn bundles. Each of the yarn bundles attached to the beam have a pile end and a root end for anchoring the elongated pile sub-assembly. The root ends can also entangle its loose fibers for added anchoring support of the elongated pile sub-assembly. A guide assembly is used to form a rooted tuftstring article such as a brush or flooring article therefrom. The elongated pile sub-assembly may be used alone to make a brush or a pile or bristle surface structure such as a floor covering, a wall covering or an automotive component, or may be arranged with other elongated pile articles and attached to a backing substrate, as when used to make up a pile or bristle surface structure. A brush or pile surface structure may be fabricated from an elongated pile sub-assembly alone, or from the pile sub-assembly together with a brush body member or a backing substrate.
More Like This:
Inventors:
EDWARDS MARK STEPHEN
Application Number:
PCT/US2002/034102
Publication Date:
September 18, 2003
Filing Date:
October 24, 2002
Export Citation:
Assignee:
DU PONT (US)
International Classes:
A46B3/04; D04D5/00; A46B3/16; B29C69/00; (IPC1-7): A46B3/00; A46D1/00; D04D5/00; B29C65/00
Domestic Patent References:
| WO1994019521A1 | 1994-09-01 | |||
| WO1999062371A1 | 1999-12-09 |
Foreign References:
| US5470629A | 1995-11-28 | |||
| DE3823203A1 | 1990-01-11 |
Download PDF: