The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 23, 1983

Filed:

Apr. 21, 1981
Applicant:
Inventor:

Timothy H Milligan, Beaverton, OR (US);

Assignee:

Willamette Industries, Inc., Portland, OR (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65B / ;
U.S. Cl.
CPC ...
414417 ; 271269 ; 414 46 ; 414102 ;
Abstract

An apparatus for unloading stacked sheet material from a supporting surface such as a pallet. A frame structure is provided including a station for positioning a loaded pallet. A ram reciprocates between an advanced and a retracted position at a height sufficient to pass over the pallet. Sweeping means is mounted on the ram for frictional sweeping engagement with the sheet material and pallet to remove cleanly all of the stack of sheet material.


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