Patent ID: 6539669
Filing Date: 2003-04-01
Classification: B61D,E05D,E05F,E05Y,Y10T

Abstract:
A drive system for moving a load along a curved path, said drive system comprising:a base disposed on a substantially horizontal plane for mounting said drive system, said base having a curved track for guiding said load along said curved path; a load engaging mechanism mounted on said base for movement relative to said base, said load engaging mechanism moving said load, said load engaging mechanism having a curved track engaging roller for engaging said curved track; a linear drive mechanism mounted above said curved track on said base, said linear drive mechanism including a linearly driven member, said linearly driven member including a driving pivot; and a drive link attached to said driving pivot at a drive force receiving end of said drive link, said drive link including a driven pivot at a drive force communicating end of said drive link, said driven pivot being attached to said load engaging mechanism, whereby linear motion of said driving pivot causes motion of said load along said curved path.