| 摘要 |
FIELD: aerosol or spraying containers. SUBSTANCE: proposed head has holder with bypass channel connected with outlet hole for liquid at first end and connected with liquid source at other end. Channel can be moved between first inoperative position and second position in which it is connected with liquid source. Upper part of holder can be moved (turned) and it completely closes the channel, thus preventing escape of aerosol. Device provides self closing of head which can be used without cap and precludes spontaneous operation of head. EFFECT: improved reliability and safety. 17 cl, 6 dwg
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