| 摘要 |
<p>System for dispensing hygienizing fluids, applicable to public telephones, consisting in the incorporation of two valves (5 and 5') connected by conventional means to a reservoir (8) which contains a hygienizing fluid which will be activated for the extraction of the fluid in a predetermined quantity through a sensing element (22) which detects the hang-up signal; said signal activates a pump (24) which generates the evacuation of the fluid towards the extremities (6 and 6') of a telephone receiver (3).</p> |
