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.
Patent No.:
Date of Patent:
Aug. 23, 1977
Filed:
Nov. 24, 1975
Applicant:
Inventor:
Stephen A Rinehart, Penfield, NY (US);
Assignee:
Xerox Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H / ; B65H / ;
U.S. Cl.
CPC ...
271118 ; 271120 ; 271123 ; 271166 ; 271167 ;
Abstract
An air floatation bottom feeder employing a whip or paddle/impact feeder to positively separate single sheets from the bottom of the sheet stack and prevent multifeeds or mis-feeds, the air floatation feature being utilized to provide air bearings above and below the sheet being fed while at the same time, a portion of the air floatation jets which are canted move the bottom sheet toward side and rear registration edges for accurate positioning of the sheet.