HOLDING PLATE WITH CENTERING APPARATUS Russian patent published in 2021 - IPC A47L9/14 

Abstract RU 2753550 C1

FIELD: engineering.

SUBSTANCE: invention relates to a holding plate (7) for a filtering bag of a vacuum cleaner, comprising at least one sealing element (16), a base plate wherein a through hole (8) is made, and a centering apparatus (9) extending at least partially along the periphery of the through hole (8), wherein the centering apparatus (9) is comprised of at least one first spring element (10) creating a restoring force directed against the deformation when deformed in the radial direction.

EFFECT: improved design of a holding plate.

9 cl, 5 dwg

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RU 2 753 550 C1

Authors

Sauer, Ralf

Shultink, Jen

Dates

2021-08-17Published

2019-02-22Filed