作者: Ajit Kumar Das
DOI:
关键词:
摘要: An exemplary reusable mist sprayer according to the present invention includes a container with an opening which has double walls that is vacuum sealed between provide insulation from atmosphere. The also plunger pump atmospheric air into container. respectively hole and hollow at opposing ends, provides path for enter interior space of plunger. Enclosing removable dispenser mechanism having protruding end adapted receive plunger, flange removably seal A one-way valve associated end, only opens allow within as being pressed relative end. plug such engages disengages pulled As such, trapped be injected through when but open relieve make it easier user pull