Patent · US Active

Fluid container having plurality of chambers

US9090082B2 · kind B2 · utility

2Cited by

20References

14Claims

0Family size

Assignee

HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. · US

Inventors

Patrick V. Boyd · Albany, US
David Olsen · Corvallis, US
Ralph L. Stathem · Lebanon, US

Key dates

Filing date	Jan 7, 2011
Grant date	Jul 28, 2015
Priority date	—
Expiry date	Jan 7, 2031

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB41J2/17513
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

A fluid container usable with an image forming apparatus having a fluid container receiver is disclosed. The fluid container includes a housing unit including a free-fluid chamber to store a first fluid and a regulated chamber to store a second fluid. The regulated chamber includes a regulator unit configured to regulate the second fluid and an outlet configured to transport the second fluid outside of the housing unit. The fluid container also includes a fluid channel configured to establish fluid communication between ambient atmosphere and the free-fluid chamber, and a check valve configured to establish fluid communication between the free-fluid chamber and the regulated chamber.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.