| 摘要 |
<p>An improved electric motor-operated, preferably hand-held, fluid dispenser, using in-line longitudinal drive (4) racks and fluid cartridge containers dispensed by the racks (4), the driving (and retraction) being controlled through the use of a flat (pancake) coil spring (10); and the cartridge being mountable in an adjustable cartridge holder for accommodating different-shaped rear cartridge mounting flanges.</p> |
