FIELD: writing instruments.
SUBSTANCE: invention relates to writing utensils and comprises writing rod and multilayered sheet of paper wound on it with outer turn, connected by glue composition and forming pen casing. It differs in that rigid body is made of perforated sheet of paper, which is parallelogram, in which round holes are made, total area in compliance with paper weight, from 40 to 50 % of solid parallelogram sheet square, and cap is made of single sheet of similar paper.
EFFECT: reducing weight of the pen without losing rigidity of its body, ease of use and shorter recycling times.
4 cl, 6 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| FOUNTAIN PEN | 1997 |
|
RU2119433C1 |
| FOUNTAIN PEN | 1991 |
|
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| BALL PEN | 0 |
|
SU1676832A1 |
| FOUNTAIN-PEN | 2000 |
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RU2206460C2 |
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SU1831441A3 |
| CIGARETTE WITH HEATING WITHOUT BURNING | 2018 |
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RU2763239C1 |
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RU2019420C1 |
| CARTRIDGE PEN | 0 |
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SU1684094A2 |
| BALL-POINT PEN | 0 |
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SU1799330A3 |
| FOUNTAIN PEN | 1991 |
|
RU2022801C1 |
