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:
Aug. 12, 2025
Filed:
Nov. 08, 2022
Applicant:
Mirka Ltd, Jepua, FI;
Inventors:
Tommy Linqvist, Nykarleby, FI;
Jan-Anders Westerlund, Jakobstad, FI;
Mikael Häggblom, Vasa, FI;
Alexander Hede, Vörå, FI;
Assignee:
Mirka Ltd, Jepua, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 9/28 (2006.01); A47L 7/00 (2006.01); B23Q 11/00 (2006.01); B24B 55/06 (2006.01);
U.S. Cl.
CPC ...
A47L 9/2821 (2013.01); A47L 7/0095 (2013.01); A47L 9/2842 (2013.01); A47L 9/2857 (2013.01); A47L 9/2868 (2013.01); A47L 9/2889 (2013.01); B23Q 11/0046 (2013.01); B24B 55/06 (2013.01);
Abstract
A dust extractor device that includes: a fan for causing an air flow, a motor to rotate the fan, a dust separator to separate dust particles from the air flow, a flow measuring unit for measuring air flow rate of the air flow, and a control unit configured to adjust electric power of the motor based on the measured air flow rate.