HAND-OPERATED DEVICE FOR MULTIPLE FEEDING OF FLUID TO EMBIEND Russian patent published in 1995 - IPC

FIELD: delivery of liquids of different viscosity in medicine, perfumery and cosmetic industry, in culinary art, in manufacture of fountain pens, painter's brushes. SUBSTANCE: means for delivery of movable medium 5 for replacement of forced-out volume is made in the form of crushable shell 8 one portion of which envelopes inlet valve 7. The crushable shell 8 is accommodated in a reservoir 1 and communicate through the inlet valve with a source of outer medium. The crushable shell 8 is disposed outside the flexible reservoir 1, is filled with liquid 5 and communicates with the flexible reservoir through the inlet valve 7. Device is provided with at least one flexible sealed container. The valve has a movable portion 10 in the form of a flexible container with a partly crushable shell. The device has at least one additional flexible reservoir 13 with liquid or mixture whose outlet channel communicates with the outlet channel 2 of the first reservoir 1. EFFECT: improved design. 6 cl, 4 dwg