Title:
PROCESS AND APPARATUS FOR FABRICATING HONEYCOMB MATERIAL
Document Type and Number:
WIPO Patent Application WO1992004182
Kind Code:
A3
Abstract:
A process and apparatus for making expandable honeycomb structures suitable for use as window coverings. Webs of material (50,51) are fed continuously in a downstream direction, adhesive lines (57) are applied, a middle web is slit into strips (52), and the strips bonded along opposite edges to the outer webs. By choosing for the outer webs transparent or porous material, and for the middle web opaque material, a light or air controlling honeycomb structure results.
Inventors:
GOODHUE WILLIAM VELTE (US)
Application Number:
PCT/NL1991/000163
Publication Date:
May 29, 1992
Filing Date:
September 05, 1991
Export Citation:
Assignee:
HUNTER DOUGLAS INTERNATIONAL (NL)
International Classes:
B29C65/00; E06B9/262; B29C65/52; B29D24/00; B31D3/00; B31D3/02; B32B37/00; B32B37/30; B32B38/18; B42F13/00; E06B9/24; (IPC1-7): B31D3/02
Foreign References:
| EP0243008A2 | 1987-10-28 | |||
| FR1373515A | 1964-09-25 | |||
| GB1116934A | 1968-06-12 | |||
| DE1241361B | 1967-05-24 | |||
| GB951484A | 1964-03-04 | |||
| GB1036126A | 1966-07-13 | |||
| US2822840A | 1958-02-11 | |||
| US2688356A | 1954-09-07 |
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