Increased Sales Power Tool Company Profit  ATLANTA (Reuters) - Black   Decker Corp. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=BDK.N target=/stocks/quickinfo/fullquote"&gt;BDK.N&lt;/A&gt; on  Wednesday reported a 51 percent increase in third-quarter  profit, topping estimates, as sales and profit margins improved  in power tools and home hardware.