Invention Grant
- Patent Title: Liquid extraction cleaning device and method
- Patent Title (中): 液体提取清洗装置及方法
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Application No.: US14608593Application Date: 2015-01-29
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Publication No.: US09282869B2Publication Date: 2016-03-15
- Inventor: Timothy Wall , Ann Marie Morrow , Walter Haug , Phuong Le , Charles Michael Ostendorf , Schubert Pereira , Ernest Matthew Chavana, Jr. , Vincent Lau , Jason Edward Hill , Jason Tilk , Evan Spirk , Lindsey Tufts , Craig Saunders , Paul Stephens
- Applicant: Rug Doctor, LLC
- Applicant Address: US TX Plano
- Assignee: Rug Doctor, LLC
- Current Assignee: Rug Doctor, LLC
- Current Assignee Address: US TX Plano
- Agency: Thompson Coburn LLP
- Main IPC: A47L11/30
- IPC: A47L11/30 ; A47L11/40 ; A47L11/34
Abstract:
A liquid extraction cleaning device comprises a main unit, a liquid pump, a flexible hose, and a hand tool. The main unit comprises a vacuum pump. The hand tool comprises a vacuum inlet port, an agitator, a spray nozzle, and a grip portion. The vacuum inlet port of the hand tool is operatively connected to the vacuum pump via the hose passageway in a manner such that the vacuum pump is capable of drawing fluid through the vacuum inlet port and into the hose passageway. The spray nozzle is operatively connected to the liquid pump in a manner such that the liquid pump is capable of forcing liquid out of the spray nozzle.
Public/Granted literature
- US20150245755A1 Liquid Extraction Cleaning Device and Method Public/Granted day:2015-09-03
Information query
