Ink refill cartridge with pressure-limiting device
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United States of America Patent
Stats
-
Dec 25, 2007
Grant Date -
Nov 30, 2006
app pub date -
Aug 10, 2006
filing date -
Jan 21, 2004
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An ink refill cartridge comprising: a housing; a deformable ink bag housed in said housing; a pressure applicator for manually applying pressure to the ink bag in order to dispense ink from an outlet in the ink bag; a resilient member interengaged between the pressure applicator and the ink bag such that movement of the pressure applicator relative to the ink bag deforms the resilient member and transmits a restorative force to the ink bag; and a detent for limiting a maximum movement of the pressure applicator relative to the ink bag, thereby limiting a maximum pressure applied to the ink bag.
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