US Patent 8424549 Tent pole anchor apparatus

A tent pole anchor apparatus that includes a barrel member and a cover disposed on the barrel member. The barrel member and cover together form an internal chamber that is filled with water so as to provide a significant weight for anchoring the barrel member. The barrel member has at least one drain to enable liquid to be removed from the barrel member. At least one of the barrel member and cover has a passage for receiving an adjustment strap that interconnects the barrel member with the tent pole.