| 摘要 |
In an embodiment, a hearing aid (102) is provided. The hearing aid (102) may include a hearing aid housing (104), the hearing aid housing (104) including a receiving portion; a battery chamber housing (106) coupled to the hearing aid housing; and a lock (112) positioned on the battery chamber housing (106). The lock (112) may include a first engaging portion; and a second engaging portion (116) coupled to the first engaging portion, the first engaging portion may include a material of a higher tensile strength than the second engaging portion; wherein the first engaging portion may be configured to be movable relative to the battery chamber housing (106) such that the first engaging portion may be coupled to the receiving portion to lock the battery chamber housing (106).
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