FIELD: production of scrolls for the vortex pipes.
SUBSTANCE: the invention is pertaining to a scroll for the vortex pipes. The scroll for the vortex pipe is located in a body. Its body is made out of a pipe with a band bent off outside formed by two or three traversed notches. Usage of the invention will allow to simplify the method of its production and to decrease its cost.
EFFECT: the invention ensures simplification of the method of the scroll production and a decrease of its cost.
5 cl, 7 dwg
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RU2170892C1 |
