Stapler unit in which a stapler main body is swingable about its

Elongated-member-driving apparatus – With means to move or guide member into driving position – With positionable driver

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Details

227110, 227148, B27F 702

Patent

active

058426248

ABSTRACT:
A pivot is provided on or in the vicinity of the axis of binding portions of a stapler main body, and rotatably supports a front end portion of a stapler main body. A driving system swings the stapler main body about the pivot within a given angular range. Having the above pivot and driving system, a binding angle changing mechanism changes a binding angle formed by the side of recording sheets and the stapler main body by use of drive force of the driving system. An advance/retreat mechanism advances or retreats the stapler main body perpendicularly to the side of the recording sheets between a retreat position that is distant from a subject end portion of the recording sheets and a binding position where the binding portions are to bite the subject end portion.

REFERENCES:
patent: 1871922 (1932-08-01), Simmons
patent: 3398872 (1968-08-01), Monahan
patent: 3894670 (1975-07-01), Giebel
patent: 4313670 (1982-02-01), Caldwell

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