Title:
CORE AND METHOD FOR AUTOMATED HOLLOW DOOR AND PANEL ASSEMBLY
Document Type and Number:
WIPO Patent Application WO/2020/023983
Kind Code:
A3
Abstract:
This invention relates to a core for hollow door manufacture comprising a method whereby the mechanical arrangement of the core glue applicators produces multi sized closed cell filler material once severed and expanded wherein a combination of both contracting and expanding cells presents as a centrally aligned column of contracting cells while other cells expand utilizing adhesively affixed non rigid flexible single face corrugated material.
Inventors:
GERE JAMES WARREN (ZA)
SMITH MICHELLE JOY (ZA)
SMITH MICHELLE JOY (ZA)
Application Number:
PCT/ZA2019/050041
Publication Date:
August 06, 2020
Filing Date:
July 31, 2019
Export Citation:
Assignee:
GERE JAMES WARREN (ZA)
SMITH MICHELLE JOY (ZA)
SMITH MICHELLE JOY (ZA)
International Classes:
E04C2/34; E04C2/36; E06B3/70; E06B3/72
Foreign References:
| US20150267461A1 | 2015-09-24 | |||
| US5167105A | 1992-12-01 | |||
| US4583338A | 1986-04-22 | |||
| US20120266568A1 | 2012-10-25 | |||
| US5314738A | 1994-05-24 | |||
| US3642550A | 1972-02-15 | |||
| US3257253A | 1966-06-21 | |||
| US3082142A | 1963-03-19 |
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