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Class Information
Number: 310/50
Name: Electrical generator or motor structure > Dynamoelectric > Rotary > Portable or hand tool
Description: Subject matter in which the dynamoelectric device is arranged to be transported or operated while held in the hand.










Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8678884 Portable abrasive tool Mar. 25, 2014
8674564 Field stack for a motor Mar. 18, 2014
8661596 Drive device for driving a brush element of an electric toothbrush Mar. 4, 2014
8664917 Adapter and method for mobile unit charging and communication Mar. 4, 2014
8636079 Method of operating a rotary tool Jan. 28, 2014
8629583 Electrical device Jan. 14, 2014
8607893 Impact tool with a protecting cover Dec. 17, 2013
8596377 Handle portion of hand-held electric tool Dec. 3, 2013
8581454 Handheld device with thermal padding Nov. 12, 2013
8573511 Dual voltage electromagnet motor for airless fluid sprayer Nov. 5, 2013
8558420 Power tool with motor having a multi-piece stator Oct. 15, 2013
8550181 Trigger switch and electric tool provided therewith Oct. 8, 2013
8541913 Power tool Sep. 24, 2013
8531064 Ultrasonically powered surgical instruments with rotating cutting implement Sep. 10, 2013
8513838 Electric power tool Aug. 20, 2013
8508084 Power tool including hybrid electric motor design Aug. 13, 2013
8482170 Installation structure of a temperature sensor in a brush motor and an electric power tool including same Jul. 9, 2013
8432073 Power generating device Apr. 30, 2013
8421282 Power tool Apr. 16, 2013
8418780 Power tool Apr. 16, 2013
8418302 Tooth brush motor Apr. 16, 2013
8413743 Power tools Apr. 9, 2013
8415842 Power tool Apr. 9, 2013
8410645 Power tool Apr. 2, 2013
8405260 Electric power tool Mar. 26, 2013
8381835 Power tool Feb. 26, 2013
8384349 Monitoring system for electric power tool, battery pack for electric power tool, and battery charger for electric power tool Feb. 26, 2013
8373317 RFI suppression system and method of mounting for DC cordless tools Feb. 12, 2013
8368264 Electric cutting tool Feb. 5, 2013
8368267 Power tool Feb. 5, 2013
8353364 Handle portion of hand-held electric tool Jan. 15, 2013
8350520 System and method for a self-charging battery cell Jan. 8, 2013
8338994 Power tool Dec. 25, 2012
8333252 Hand-held power tool with grounding Dec. 18, 2012
8330426 Charging system for electric power tool, battery pack for electric power tool, and battery charger for electric power tool Dec. 11, 2012
8324764 Method for forming a power tool Dec. 4, 2012
8324765 Fluid-operated medical or dental handle with speed limiting Dec. 4, 2012
8319379 Portable electrical power tool Nov. 27, 2012
8310199 Electronic circuit for a small electric appliance Nov. 13, 2012
8310202 Off-resonance frequency operation for power transfer in a loosely coupled air core transformer Nov. 13, 2012
8291800 Combination power tool Oct. 23, 2012
8253285 Power tool Aug. 28, 2012
8242744 Battery charger and detection structure for detecting mounted compact electric apparatus Aug. 14, 2012
8227948 Electric motor Jul. 24, 2012
8217610 Power tools Jul. 10, 2012
8205684 Structural support for power tool housings Jun. 26, 2012
8203239 Method of forming a power tool Jun. 19, 2012
8196674 Impact tool Jun. 12, 2012
8162530 Handheld electric mixer Apr. 24, 2012
8154249 Battery pack Apr. 10, 2012

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