FIELD: biology.
SUBSTANCE: invention relates to the field of botany and can be used for the manufacture of educational and decorative herbariums in scientific and educational organizations. Feature of the invention is that the herbarium contains polymeric liners, between which laying of plants is located, the polymeric liners being made of polyethylene terephthalate, low density polyethylene and ethylene vinyl acetate providing gluing of the herbarium upon heating, at the same time, air vents are made in the polymeric liners, which ensure the elimination of condensate from the herbarium.
EFFECT: technical result consists in the elimination of condensate on the inner surfaces of the polymeric liners of the herbarium.
1 cl, 3 dwg
Title | Year | Author | Number |
---|---|---|---|
HERBARIUM | 2017 |
|
RU2642330C1 |
WRIST EXPANDER | 2022 |
|
RU2797728C1 |
WRIST EXPANDER | 2022 |
|
RU2797730C1 |
NEEDLE FOR HAND SEWING | 2021 |
|
RU2767822C1 |
MOSAIC | 2019 |
|
RU2713245C1 |
GUSLI | 2023 |
|
RU2811664C1 |
GUSLI | 2023 |
|
RU2811337C1 |
NEEDLE FOR HAND SEWING | 2021 |
|
RU2767233C1 |
WRIST EXPANDER | 2022 |
|
RU2797733C1 |
MUSICAL INSTRUMENT KEYBOARD | 2022 |
|
RU2799231C1 |
Authors
Dates
2018-06-05—Published
2017-01-30—Filed