| 摘要 |
1463336 Fluid dispensers ALZA CORP 30 Aug 1974 [4 Sept 1973] 38064/74 Heading FIR A fluid dispenser has an elongate elastomeric bladder 10, Fig. 3, for storing fluid to be dispensed under pressure, the bladder having an unexpanded inside length not less than four times its inside width, and a modulus at 300% elongation and a ratio of unexpanded side wall thickness to unexpanded inside width within the area defined by the solid line ABCD of Fig. 6. The resiliency of the bladder dispenses the fluid at a pressure of at least one kg/cm<SP>2</SP>, The bladder may be provided with a resilient or collapsible impervious liner (not shown).
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