Invention Grant
- Patent Title: Vacuum cleaner roller nozzle
- Patent Title (中): 吸尘器滚筒喷嘴
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Application No.: US12948754Application Date: 2010-11-17
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Publication No.: US08499772B2Publication Date: 2013-08-06
- Inventor: Courtney Schumacher
- Applicant: Courtney Schumacher
- Agency: Jaeckle Fleischmann & Mugel LLP
- Main IPC: B08B3/00
- IPC: B08B3/00

Abstract:
The present invention includes a vacuum cleaner nozzle assembly that has protective rollers that glide along the surface to be cleaned without interfering with the function of the vacuum cleaner nozzle. The nozzle comprises a tubular nozzle conduit in fluid communication with a vacuum conduit on a first end of the tubular nozzle and a nozzle mouth at the second end of the tubular nozzle opposite the first end. The nozzle conduit has a circumferential roller assembly collar attached to the outside of the tubular nozzle, the collar is formed with a plurality of radially spaced apart seats that are sized and configured to securely receive a plurality of respective balls that are rotatable inside the respective seats.
Public/Granted literature
- US20120118326A1 VACUUM CLEANER ROLLER NOZZLE Public/Granted day:2012-05-17
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