Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
September 30, 2008
Patent Application Number
11299097
Date Filed
December 9, 2005
Patent Citations Received
Patent Primary Examiner
Patent abstract
Disclosed are chain-type crampons for preventing mountain-climbing boots from being slipped on a snowy road or icy road when climbing a mountain. The crampons having an elastic band and chains mounted on the band are provided with a plurality of spikes and link rings, so that a brake power on the snowy road or icy road is increased and snow is not adhered to the crampons.
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