| 摘要 |
PCT No. PCT/DK82/00095 Sec. 371 Date May 19, 1983 Sec. 102(e) Date May 19, 1983 PCT Filed Oct. 20, 1982 PCT Pub. No. WO83/01381 PCT Pub. Date Apr. 28, 1983.A feeding bottle (2) having a bottom cap (8) comprising an inverted cup shaped portion (10), which projects into the bottle and is surrounded by a stretched, resilient rubber sleeve (12) covering a radial hole (14) in the cylindric wall of the cup portion (10) to form an automatic air intake valve. The radial hole (14) is provided in a part-cylindric facet (16) of reduced cross section curvature, whereby even a gross rubber sleeve (12) is easily liftable from the hole (14) for sensitively admitting air into the bottle (2) whenever a moderate suction vacuum is built up therein. |
