Title:
積層環状体、積層環状体の製造装置及び積層環状体の製造方法
Document Type and Number:
Japanese Patent JP6856251
Kind Code:
B2
Abstract:
To provide a laminated annular body, a manufacturing apparatus of a laminated annular body, and a manufacturing method of a laminated annular body, capable of coping with both mass production and large item small scale production, reducing cost by reducing greatly waste of a valuable woody material, and improving product strength.SOLUTION: A laminated annular body 1 is formed as an annular body by a veneer lamination part 3 formed by winding around a long belt-like veneer 2 so as to be superimposed into multiple layers in a desired annular feature, and an adhesive layer 4 for bonding each veneer 2, 2 of the multiple layers of the veneer lamination part 3. The laminated annular body is formed by integrating the laminated belt-like veneers by the adhesive layer 4.SELECTED DRAWING: Figure 1
Inventors:
Mamoru Okada
Hasegawa Dei
Hasegawa Dei
Application Number:
JP2018084915A
Publication Date:
April 07, 2021
Filing Date:
April 26, 2018
Export Citation:
Assignee:
Okada Joinery Co., Ltd.
International Classes:
B27D1/04
Domestic Patent References:
| JP2018062099A | ||||
| JP2013226680A | ||||
| JP2006151653A |
Foreign References:
| US20090158798 |
Attorney, Agent or Firm:
Zenki Iwaki