Stacker cranes telescopic fork

(A) the gear rack telescopic forks
Using two or three sections type forks.
Which is composed of three sections fork fork, middle fork, fixed forks and guide rollers, etc. telescopic fork mechanism constituted.
Fixed fork truck mounted platform, the middle fork in the gear rack driven from the middle fork of the midpoint and moving outward about half of its length. Mid-point from which fork fork outwardly slightly longer than its own length.
(B) chain-type telescopic fork
Telescopic forks on the chain by the / in the telescopic fork, fixed forks and guide wheels and other components.
Fixed fork truck mounted platform, fixed forks, upper / middle telescopic fork connection between the sprocket and chain.