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:
Jul. 14, 2020

Filed:

Jul. 31, 2018
Applicant:

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

Inventors:

Mitchell Carlson, Lisbon, WI (US);

Terry L. Timmons, Milwaukee, WI (US);

Paul W. Eiche, Oconomowoc, WI (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B 51/04 (2006.01); B23B 45/00 (2006.01); B23B 45/02 (2006.01);
U.S. Cl.
CPC ...
B23B 51/0486 (2013.01); B23B 45/00 (2013.01); B23B 45/001 (2013.01); B23B 45/008 (2013.01); B23B 45/02 (2013.01); B23B 2250/12 (2013.01); B23B 2260/024 (2013.01); Y10T 408/44 (2015.01); Y10T 408/91 (2015.01);
Abstract

A core drill includes a housing, a first handle extending from the housing and defining a gap between the handle and the housing, a motor supported within the housing, and a battery removably coupled to the housing and configured to provide power to the motor. The battery has an output voltage greater than 40 volts. The core drill further includes a spindle configured to rotate about a rotational axis in response to torque received from the motor and a fluid delivery system configured to supply fluid to the spindle. The fluid delivery system includes a valve operable to regulate a flow of fluid to the spindle and an auxiliary handle removably coupleable to the housing at each of a first mounting point and a second mounting point.


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