Implements or apparatus for applying pushing or pulling force – Hoisting truck – Platform type
Reexamination Certificate
2011-03-29
2011-03-29
Wilson, Lee D (Department: 3727)
Implements or apparatus for applying pushing or pulling force
Hoisting truck
Platform type
C254S13300A, C254S00700R, C254S0930HP
Reexamination Certificate
active
07913975
ABSTRACT:
A stacker unit having an inlet area with sensors to detect ingress of a hamper or similar nestable container whereby a plurality of parallel lifting elements complimentary of the container, may grasp the container and lift it to perform a stacking operation when combined with a plurality of stacked containers. The inlet area has a plurality of walls providing structure and mounting for sensors and controls for selecting containers having an open end forming an entrance, within the entrance a plurality of guides, lifting elements and adaptors are actuated upon detection of an incoming container operable in lifting the container for stacking by utilization of a chain drive and motor having adjustable plates coupled to the lifting elements. It is also capable of lateral adjustment to suit differently sized containers utilizing attachments for the lifting of hampers, wire containers and 084C containers along with having a plurality of lockout controls for better control and safety precautions while operating a lifting and stacking procedure.
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Kroll Michael I.
Wilson Lee D
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