| 摘要 |
Apparatus comprising first (1), second (4) and third parts (3) the first part (1) having first connector means (51) resiliently engageable with a first engagement portion (31b) of the third part (3) so as to interconnect the first and third parts (1, 3), the first and third parts (1, 3) being disconnectable on a predetermined degree of movement of the first connector means (51) away from the first engagement portion (31b); the second part (4) having second connector means (41) resiliently engageable with a second engagement portion (31a) of the third part (3) so as to interconnect the second and third parts (4, 3), the second and third parts (4, 3) being disconnectable on a predetermined degree of movement of the second connector means (41) away from the second engagement portion (31a); the arrangement being such that, when the first, second and third parts (1, 4, 3) are all connected together, the second connector means (41) is prevented by the first connector moans (51) from undergoing the said predetermined degree of movement until the first connector means (51) has been withdrawn from the first engagement portion (31b) so that relative separation of the first and third parts (1, 3) must occur before relative separation of the second and third parts (4, 3) can be effected. …<??>In the preferred embodiment, the third part is a container which in a dispenser has fish food, the second part is a lid therefor and the first part is a drive means for rotating the container to dispense food at intervals. …<IMAGE>… |
