04965629 is referenced by 31 patents and cites 3 patents.

A sheet finisher with a binder includes sheet stacker for stacking sheets discharged after images are formed thereon, a binder for binding the sheets stacked on the sheet stacker, a counter for counting a number of sheets accommodated in the sheet stacker, manual selector for starting binding operation of the binder, and a controller for discriminating whether or not the number counted by the counter is within a predetermined range, and for permitting operation of the binder by actuation of the manual selector, when the number is within the predetermined range.

Title
Sheet finisher with a binder
Application Number
7/322401
Publication Number
4965629
Application Date
March 13, 1989
Publication Date
October 23, 1990
Inventor
Koichi Murakami
Yokohama
JP
Masataka Naito
Kawasaki
JP
Masakazu Hiroi
Yokohama
JP
Agent
Fitzpatrick Cella Harper & Scinto
Assignee
Canon Kabushiki Kaisha
JP
IPC
G03G 21/00
G03B 27/50
G03B 27/48
View Original Source