Patent ID: 6422978
Filing Date: 2002-07-23
Classification: A63B

Abstract:
A jump rope consisting of a first handle, a second handle and an elongated cord extending from said first handle to said second handle, said cord comprising:(a) a first end portion connected to said first handle; (b) a second end portion connected to said second handle; (c) a mid portion at the middle of said cord; (d) a first intermediate portion between said first end portion and said mid portion; and (e) a second intermediate portion between said second end portion and said mid portion, each of said first intermediate portion and said second intermediate portion having a weight per unit length that is two to four times that of each of said first end portion, said second end portion and said mid portion, said cord being a length of solid material having a substantially greater thickness at each of said first intermediate portion and said second intermediate portion relative to the mid portion and first and second end portions of said cord.