60/074,425, was filed on Feb. 11, 1998*US Patent 6,260,862, issued July 17, 2001*US Patent 6,364,040, issued April 2, 2002*US Patent 6,478,314, issued November 12, 2002==See also==*Wheel*Linkage (mechanical)*Mondo Spider*Jansen's linkage==References====External links==* Animation of the linkage's climbing ability* Clear side-on view of linkage in motion*Mechanicalspider*Mechanisms101*Mondo Spider*Walking Beast*Crabfu
60/074,425, was filed on Feb. 11, 1998* US Patent 6,260,862 , issued July 17, 2001* US Patent 6,364,040 , issued April 2, 2002* US Patent 6,478,314 , issued November 12, 2002* Ходьба* Animation of the linkage’s climbing ability* Clear side-on view of linkage in motion* Mechanicalspider* Mechanisms101* Mondo Spider* Walking Beast* Crabfu