SPRAYER CAP Russian patent published in 2012 - IPC B65D47/08 

FIELD: transport, package.

SUBSTANCE: invention relates to sprayer cap. Proposed cap has, in fact, cylindrical part closed from above by face surface. Cap base is provided with means of fastening to vessel and cover pivoted to said base. It comprises first and second closing means, one being arranged on said base and another one fitted on cover. Said closing means interact to retain cover in first closed position on said base. It includes also opening means to move first and second closing means apart to means to up the cap, made independent of cap opening means. Said means to up the cap are made up of, at least, one leaf spring with its one end secured to said base. Note here that said leaf spring is strained with closed cap and released, or, at least, partially, released with completely opened cap. First end of said leaf spring is secured at said cylindrical part of the base, opposite the cap, and under face surface, while opposite end of said leaf spring may slide on cap bottom in cap closed or open position.

EFFECT: ease of use, ruled out spontaneous opening.

24 cl, 20 dwg