Article: Swedish Inventors Develop Power Tool System

ALEXANDRIA, Va., June 5 -- Gunnar Christer Hansson and Carl Johan Erik Wallgren, both of Stockholm, Sweden, and Hans Karl Johan Brodin of Enebyberg, Sweden, have developed a power tool system.

According to the U.S. Patent & Trademark Office: "A power tool system includes a portable power tool, a stationary control unit, and a cable assembly, which includes a multi-core cable 15 and connection pieces, for communicating power and/or signals between the power tool and the control unit. The cable assembly is provided with an electronic memory module in the form a data chip for storing data relating to the identity and operation characteristics of the cable assembly as well as data ...

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