FIELD: writing instruments.
SUBSTANCE: invention relates to writing, drawing, drawing or cosmetic accessories comprising at least one honeycomb body, wherein at least one honeycomb body made of plastic and composite material, wherein at least one honeycomb body comprises a plurality of hollow longitudinal structures with parallel axes with respect to each other, wherein hollow longitudinal structures are made in form of tubular structures.
EFFECT: reduction of sacrificial material is provided during manufacture, reduction in weight while maintaining high strength in perpendicular direction.
13 cl, 3 dwg, 1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
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| WOOD SUBSTITUTE MATERIAL AND USE THEREOF | 2009 |
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| PANEL COMPRISING POLYMER COMPOSITE LAYER AND REINFORCING LAYER | 2011 |
|
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| WRITING TOOL AND METHOD FOR PRODUCTION THEREOF | 2016 |
|
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| CELLULAR MULTILAYER COMPOSITE MATERIAL AND METHOD FOR PRODUCTION THEREOF | 2020 |
|
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| PANEL CONTAINING POLYMER COMPOSITE LAYER AND REINFORCING LAYER | 2011 |
|
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| SLEEPER BASED ON CELLULAR FRAME | 2008 |
|
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| METHOD OF MANUFACTURING A PROPELLER BLADE FILLING BODY AND A PROPELLER BLADE FILLING BODY COMPRISING AT LEAST ONE CELLULAR SYSTEM WITH CLOSED CELLS | 2018 |
|
RU2684999C1 |
| PANEL CONTAINING POLYMER COMPOSITE LAYER AND REINFORCING LAYER | 2019 |
|
RU2765139C2 |
| SLEEPER BASED ON SPATIAL CELLULAR FRAME | 2008 |
|
RU2434982C2 |
