SAMPLING DEVICE Russian patent published in 2022 - IPC G01N1/10 

FIELD: silty deposits sampling.

SUBSTANCE: invention relates to devices for sampling silty deposits of fluid and viscous consistency. A sampling device is disclosed, consisting of a rod attached to a hollow cylinder, the upper end of which is equipped with a hinged cover, while the lower part of the hollow cylinder, with the possibility of free movement, is placed in an additional pipe, the outer surface of which is equipped with one horizontal and several vertical blades, moreover, the inner surface contains a comb facing the teeth down into the annular groove, and the outer surface of the hollow cylinder is equipped with one or more stops installed through the mounting hole in the additional pipe opposite the annular groove, in addition, on the lower parts of the hollow cylinder and the additional pipe provided with holes, a sleeve made of waterproof material is attached.

EFFECT: invention ensures complete opening of the bottom of the hollow cylinder and more reliable closing when the sampler is lifted by eliminating slots.

4 cl, 5 dwg