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Battery pack for use with a power tool and a non-motorized sensing tool

  • US 8,251,157 B2
  • Filed: 03/06/2009
  • Issued: 08/28/2012
  • Est. Priority Date: 03/07/2008
  • Status: Active Grant
First Claim
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1. A system comprising:

  • a power tool including a housing, a motor, a drive mechanism mechanically coupled to the motor, and an output element mechanically coupled to the drive mechanism, the housing defining an opening, the motor operable to drive the drive mechanism and the output element, the output element producing an output force when driven by the drive mechanism;

    a non-motorized sensing tool including a housing, a printed circuit board and a sensing element electrically coupled to the printed circuit board, the housing defining an opening that is similarly shaped and sized relative to the opening defined in the housing of the power tool, the sensing element operable to detect a characteristic external to the sensing tool and output a signal indicative of the detected characteristic to the printed circuit board, the printed circuit board operable to condition the signal into a human-comprehensible form; and

    a rechargeable battery pack removably and independently coupled to the power tool and the non-motorized sensing tool, the battery pack operable to power the motor to drive the drive mechanism and the output element when connected to the power tool, and operable to power the printed circuit board and the sensing element when connected to the non-motorized sensing tool, the battery pack configured to communicatively connect to the power tool when coupled to the power tool, and communicatively connect to the non-motorized sensing tool when coupled to the non-motorized sensing tool, at least a portion of the battery pack being positioned within the opening of the power tool to connect to the power tool and alternatively being positioned within the opening of the non-motorized sensing tool to connect to the non-motorized sensing tool,wherein the rechargeable battery pack includes a housing, at least one lithium-ion battery cell positioned within the housing, a terminal extending through the housing and electrically coupled to the battery cell, and a latch mechanism coupled to and supported by the housing,wherein, when the battery pack is coupled to the power tool, the latch mechanism engages the housing of the power tool to secure the battery pack to the power tool such that a portion of the battery pack housing remains exposed, andwherein, when the battery pack is coupled to the non-motorized sensing tool, the latch mechanism engages the housing of the non-motorized sensing tool to secure the battery pack to the non-motorized sensing tool such that the portion of the battery pack housing remains exposed.

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