Typewriting machines – Sheet or web – For feeding sheet from stack or pack holder
Reexamination Certificate
2007-02-06
2007-02-06
Colilla, Daniel J. (Department: 2854)
Typewriting machines
Sheet or web
For feeding sheet from stack or pack holder
C400S624000, C271S145000, C384S428000, C384S192000
Reexamination Certificate
active
10730780
ABSTRACT:
In one embodiment, a bearing comprises a cylindrical bearing surface supporting a spherical journal surface. In another embodiment, a device comprises a shaft having a spherical journal surface supported inside and rotatable against a cylindrical bearing surface. In another embodiment, a sheet media feed mechanism comprises: a chassis; a motor mounted to the chassis; a rotatable shaft operatively coupled to the motor; a roller affixed to the shaft; an idler disposed opposite the roller; the idler and the roller engagable with one another to form a nip therebetween; bearings mounted to the chassis and supporting the shaft, each bearing having a cylindrical inner bearing surface; and the shaft having a spherical journal surface inside and rotatable against each bearing surface.
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Close Shawn
Riehl Mark C.
Colilla Daniel J.
Ferguson-Samreth Marissa
Hewlett--Packard Development Company, L.P.
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