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US 10,368,706 B1Granted
Vacuum filter having annular catch
AssigneeShop Vac Corporation
InventorsCraig A. Seasholtz, Kurt Westbrook, Jason Gottschall
Life of this patent
Estimating the term…
Abstract
A filter for a vacuum cleaner includes a top having an open center, a bottom plate having an outermost edge, a center, an inside surface facing towards the top, an outside surface facing away from the top, and a catch extending from the inside surface annularly around the center, filter material being secured between the top and bottom plate. An adaptor for a filter cage or the filter cage itself includes a radial retention ring that engages the catch of the filter.
Claims18
A filter for a vacuum cleaner comprising:
- a top having an open center;
- a bottom plate having an outermost edge, a center, an inside surface facing towards the top and an outside surface facing away from the top, and a catch extending from the inside surface annularly around the center;
- filter material secured between the top and the bottom plate.
An adaptor for a filter cage comprising:
- an annular surface having an outer circumference and an inner circumference;
- snaps distributed around the outer circumference of the annular surface;
- and
- a radial retention ring extending from the inner circumference of the annular surface.
1 more element
Dependencies are inferred from the claim text.