Ink feeding container

Details Ink feeding container Ink feeding container

1996-05-15

1998-06-09

Fuller, Benjamin R.

Incremental printing of symbolic information

Ink jet

Fluid or fluid source handling means

B41J 2175

Patent

active

057642591

ABSTRACT:
An inexpensive ink feeding container which enables to adequately generate negative pressure and maintain it without any necessity for using a porous absorbing material, a spring or the like, and moreover, can adapt to an environment. The ink supply container includes an ink supply passage extending to a recording head section, a volume variable negative pressure regulating chamber which is disposed on the bottom of a box-like casing, is communicated with atmosphere and makes it possible to regulate a negative pressure corresponding to the feeding of ink, and an atmosphere communication hole disposed outside of the negative pressure regulating chamber and in the vicinity of the bottom.

REFERENCES:
patent: 5168285 (1992-12-01), Winslow
patent: 5504511 (1996-04-01), Nakajima et al.

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