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.

Date of Patent:
Dec. 31, 2024

Filed:

Apr. 04, 2023
Applicant:

Milwaukee Electric Tool Corporation, Brookfield, WI (US);

Inventors:

Jonathan E. Abbott, Milwaukee, WI (US);

Timothy R. Obermann, Waukesha, WI (US);

John S. Dey, IV, New York, NY (US);

Benjamin R. Suhr, Milwaukee, WI (US);

Richard A. Ryer, Hales Corners, WI (US);

Maxwell L. Merget, Whitefish Bay, WI (US);

Douglas R. Fieldbinder, Greendale, WI (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B25B 21/02 (2006.01); B25D 16/00 (2006.01); B25F 5/00 (2006.01); B25F 5/02 (2006.01); H02K 7/00 (2006.01); H02K 7/14 (2006.01); H02K 11/21 (2016.01);
U.S. Cl.
CPC ...
B25F 5/001 (2013.01); B25B 21/02 (2013.01); B25D 16/00 (2013.01); B25F 5/00 (2013.01); B25F 5/02 (2013.01); H02K 7/003 (2013.01); H02K 7/145 (2013.01); H02K 11/21 (2016.01); B25D 2250/201 (2013.01); B25D 2250/205 (2013.01); B25D 2250/221 (2013.01); B25D 2250/265 (2013.01);
Abstract

Kickback control methods for power tools. One power tool includes a movement sensor configured to measure an angular velocity of the housing of the power tool about the rotational axis. The power tool includes an electronic processor coupled to the switching network and the movement sensor and configured to implement kickback control of the power tool. To implement the kickback control, the electronic processor is configured to control the switching network to drive the brushless DC motor, receive measurements of the angular velocity of the housing of the power tool from the movement sensor, determine that a plurality of the measurements of the angular velocity of the housing of the power tool exceed a rotation speed threshold, and control the switching network to cease driving of the brushless DC motor in response to determining that the plurality of the measurements of the angular velocity exceed the rotation speed threshold.


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