The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 18, 2024
Filed:
Jun. 08, 2023
Sharkninja Operating Llc, Needham, MA (US);
Adam Udy, Eastbourne, GB;
Chi Ho Hui, London, GB;
Jian cheng Wang, Suzhou, CN;
Kevin O'Malley, London, GB;
Qiang Liu, Suzhou, CN;
Yinhui Li, Suzhou, CN;
Bin Yao, Suzhou, CN;
Linqiang Feng, Suzhou, CN;
Mingchun Zhu, Suzhou, CN;
Mingliang Qin, Suzhou, CN;
Richard Marc Dahlgren, Plymouth, MA (US);
SharkNinja Operating LLC, Needham, MA (US);
Abstract
An extraction cleaner may include a base, an upright body pivotally coupled to the base, a supply tank removably coupled to the upright body and a recovery tank removably coupled to the upright body. The base may include a non-removable door and a removable suction nozzle. At least one fluid dispensing nozzle may be provided on the door. The door may be pivotally coupled to the base for providing access to an agitator. The cleaner may include and auto-spray configuration. The cleaner may include a support on the upright portion for the recovery tank. The cleaner may include an additive tank received in a receptacle of the supply tank. The recovery tank may include a float and/or an airflow management configuration. The cleaner may include a cleaning tool and a suction changeover valve and/or a fluid changeover valve. The cleaner may include a mixing valve for supplying fluid to a fluid changeover valve. A cleaning composition including an aqueous based cleaning solution mixed, on demand, with an aqueous based oxidizing solution is also provided.