Patent ID: 6010299
Filing Date: 2000-01-04
Classification: B66F,E04F,Y10S

Abstract:
A lifting and positioning device comprising:a) a frame assembly;b) a lift arm assembly comprising a first side and a second side, wherein said lift arm assembly comprises a pair of lift arms in parallel arrangement and a pair of lift arm links in parallel arrangement wherein said pair of lift arms and said pair of lift arm links form a parallelogram;c) a mast support assembly connecting said first side of said lift arm assembly to said frame assembly and wherein said frame assembly is attached to said mast support assembly;d) a platform assembly pivotally attached to said lift arm links;e) an indexing arrangement for fixing said platform assembly relative to said lift arm links;f) a push link pivotally attached to said lift arm assembly;g) a floor jack, such that actuation of said floor jack raises and lowers said lift arm assembly; andh) a jack support platform.