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:
May. 14, 1991
Filed:
Apr. 25, 1990
Applicant:
Inventors:
George D Higgins, Orland Park, IL (US);
Thomas A Nelson, Jr, Oak Lawn, IL (US);
Assignee:
McCain Manufacturing Corporation, Chicago, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
B65H / ;
U.S. Cl.
CPC ...
271104 ; 271 311 ; 271107 ; 271150 ; 271276 ;
Abstract
Cyclically operable signature machine having a one-way drive to incrementally advance a signature infeeding conveyor synchronously to the action of an oscillating suction finger for withdrawing a signature from a stack in a hopper; in a cycle where a signature is not to be fed, the suction finger is latched and simultaneously the one-way drive is disabled to prevent the stack from being compacted.