| 摘要 |
PURPOSE:To ensure the smooth and proper turning and reversing of a tea leaves filter by constituting a tea leaves change device with a driving gear having a turning engagement part connected to an electric motor, a driven gear with a reversing engagement part turning interlocked with the driving gear, a flat plate part connected to one end of a shaft, a projection part thereon and the tea leaves filter connected to the other end of the shaft. CONSTITUTION:A driving gear 2 connected to an electric motor 1 turns a driven gear 3. A turning engagement part 4 is provided on the driven gear 3 and a reversing engagement part 5 on the driving gear 2. Both parts 4 and 5 are so arranged as to be located on the same axial line as the gears 2 and 3, and at a center point between the aforesaid gears 2 and 3. A projection part 8 is fixed to a flat plate part 7 connected to one end of a shaft 6 in such a way as to come in contact with the turning engagement part 4 and the reversing engagement part 5 for the predetermined time against the driving and driven gears 2 and 3. A turning plate 9 is fitted to the other end of the shaft 6 and a tea leaves filter 10 is so mounted to the turning plate 9 as to be freely detachable. The filter 10 is normally positioned horizontally and a stopper 11 is provided in a gear housing box. |
