Replaceable watch ring mouth
The utility model discloses a replaceable watch ring mouth which comprises a watch shell and a ring mouth. The external periphery of the watch shell is provided with an external thread. The internal periphery of the ring mouth is provided with an internal thread. The watch shell and the ring mouth a...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The utility model discloses a replaceable watch ring mouth which comprises a watch shell and a ring mouth. The external periphery of the watch shell is provided with an external thread. The internal periphery of the ring mouth is provided with an internal thread. The watch shell and the ring mouth are connected through the internal thread and the external thread. Due to the spiral ring mouth design, the technical effect of replacing the appearance and style of a watch can be conveniently and rapidly realized under the premise of low cost and no affection of the watch structure and service life of the watch. |
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