Patent ID: 11882983
Assignee: SONNY'S ENTERPRISES, LLC
Field: Furniture, games (Other fields)
Classification: CPC A | IPC A

Claim 5:
6. A vacuum nozzle system, comprising:
a vacuum nozzle having an inlet opening and an outlet opening for connection to a vacuum supply hose, said inlet opening being delimited by a circumferential end face, said end face for engaging a surface to be vacuumed, said nozzle defining a vacuum flow direction from said inlet opening to said outlet opening; and
a holder bracket having a holder for holding said nozzle, said holder being disposed downstream of said end face in a vacuum flow in the vacuum flow direction when said nozzle is in a retained position on said holder bracket, said nozzle having an inner wall defining a nozzle surface profile, said holder being constructed as a tongue with a circumferential tongue surface profile matching said nozzle surface profile for sealing said nozzle to said tongue when said nozzle is in the retained position;
said nozzle surface profile having a taper in the flow direction and said tongue surface profile having a matching taper in the flow direction, said tapers ensuring a reliable seal of the nozzle to the tongue as said nozzle wears over a service life thereof.