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:
Jan. 19, 1999
Filed:
Jun. 24, 1997
Applicant:
Inventors:
Assignee:
Tokyo Automatic Machinery Works, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65B / ;
U.S. Cl.
CPC ...
53 64 ; 53207 ; 4147955 ; 4147974 ; 493 14 ; 493313 ;
Abstract
A device for feeding stock sheets is provided with a hopper for storing carton blanks as stock sheets in an upright posture, a delivery roller for delivering the carton blanks in the hopper toward a hopper outlet, an auxiliary roller located between the delivery roller and the hopper outlet to deliver the carton blanks toward the hopper outlet, a plurality of gap sensors used to detect gaps between the carton blanks situated between the delivery roller and the auxiliary roller and to control the delivery roller in rotation, and an arrival sensor used to detect a gap between the hopper outlet and the leading stock sheet and to control the auxiliary roller in rotation.