TEAT CUP (VERSIONS) Russian patent published in 1998 - IPC

FIELD: agriculture. SUBSTANCE: teat cup has sleeve and corrugated teat liner with nipple and milk pipe. Teat liner parts between corrugations have thickness exceeding that of corrugations and their section is provided with convex portion positioned on inner and outer arcs of circle and oriented to teat liner center, according to first version. According to second version, teat cup corrugations are positioned on diametrically opposite portions, and teat liner inner part between corrugations has projections with rounded edges. Corrugations extend from nipple along 2/3 of teat liner length in both versions of teat cup. EFFECT: increased efficiency in milking by providing both teat massaging and milk suction. 3 cl, 5 dwg