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"Drag Chain" Added To Hospital Wheelchair
My friend John Tierney ended up at the VA Hospital in Minneapolis this winter for a procedure that put him in a wheelchair for a couple weeks. Being an active fellow, John was soon wheeling all over the building - and getting huge static shocks each time he came near metal doors or rails. He got to thinking about drag chains under trucks and figured the idea might work on his wheelchair. He fastened a 2-ft. length of lightweight chain to a metal rack on back of the chair, so it just lightly drags across the floor. “It was amazing,” says John. “The shocks stopped instantly.”     
  He had great fun showing off the invention to his many visitors and took a lot of razzing about his “million dollar idea”.

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2013 - Volume #37, Issue #2