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:
Jun. 25, 1991
Filed:
Apr. 24, 1990
Applicant:
Inventor:
Henri Gibert, Calluire et Cuire, FR;
Assignee:
SA Martin, , FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65H / ;
U.S. Cl.
CPC ...
271 35 ; 271 99 ; 271108 ; 271112 ; 271115 ; 271117 ; 271119 ; 271132 ;
Abstract
A device for sequentially introducing sheets placed in a stack into the nips of a pair of introduction rollers comprising at least one linear member having ends secured to a control pulley or roller and passing around a return pulley or roller which is adjacent the nips of the introduction rollers. A plurality of cams mounted on rotating shafts for engaging a run of the linear member to shift it from a retracted position to a position for engaging a bottom sheet in a stack disposed above the linear member, a vacuum chamber disposed along each linear member for holding the sheet on the members as they engage the sheet and carry it toward the nips.