| 摘要 |
<p>927,833. Dispensing liquids by gaseous pressure. VALVE CORPORATION OF AMERICA. Oct. 19, 1961 [Oct. 24, 1960], No. 37518/61. Class 102(2). The cap of an aerosol dispenser comprises an annular guard member 68 which is pushed on to the neck 11 and has a portion 74 which engages under a shoulder 14 on the neck 11 to prevent inadvertent removal. The guard surrounds the valve actuator 64 and is slotted at 72 for the outlet member 60.</p> |
