Patent ID: 7238920

Claim:
A bat warmer for warming a metal baseball or softball bat comprising: an inner tubular member constructed and arranged to be substantially transparent to heat transmitted radiantly, said inner tubular member having an open top end, an open bottom end, an outer surface and an inner surface defining an inner diameter, wherein said inner diameter of said inner tubular member is sized to fit around an outer surface of a bat member, wherein said inner tubular member has a length sufficient to accept a barrel portion of a bat; a radiant heating element for producing thermal radiation, said radiant heating element constructed and arranged to extend substantially around the outer surface of said inner tubular member, said thermal radiation produced by said radiant heating element being directed through said inner tubular member to said barrel portion of said bat for warming said bat to a temperature above ambient temperature; an outer tubular member having a closed bottom end, an open top end and an inner surface defining an inner diameter, said inner diameter being substantially reflective to heat transmitted radiantly, wherein said inner surface of said outer tubular member is sized to surround said outer diameter of said inner tubular member with a gap therebetween, wherein said outer tubular member has a length sufficient to accept the barrel portion of a bat, wherein said radiant heating element is constructed and arranged to fit within said gap between said inner and said outer tubular members.