Fluid delivery system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 13, 1994
Grant Date -
N/A
app pub date -
Apr 29, 1992
filing date -
Apr 29, 1992
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Disclosed is a fluid delivery system comprising a bladder to hold a fluid, the bladder being enclosed in a structure formed from a cap connected to a drive mechanism. The drive mechanism includes a piston driven by a constant force spring, the piston resting against the bladder. Activation of the drive mechanism delivers the fluid at a rate pre-determined by the design of the spring.
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