| 摘要 |
A paper towel holder comprising a base and a mandrel extending upwardly from the base, the base including a suction cup arranged to engage a support surface in use, an actuator mechanism adapted to raise or lower the centre of the suction cup to create or release a movement resisting suction between the cup and a support surface, the mechanism comprising an elongate member connected to the cup and extending axially of the mandrel, an actuator including a hand grip mounted for rotational movement at the top of the mandrel, one or more radially extending projections at the top of the elongate member, the actuator including a collar comprising one or more of cam surfaces, the or each cam surface being arranged to engage the or each projection to raise or lower the said projection as the actuator is rotated, a sleeve including one or more of vertical guide channels, each channel being adapted to receive a projection to prevent rotation of the projection during use.
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