| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a portable transmitter excellent in impact resistance and designability, which is constituted by housing a battery in a case and wherein a mechanical key is detachably attached to the case. <P>SOLUTION: The case 10 is provided with a hook 16c for a key, which has the function of preventing the mechanical key from coming off, and an operation lever 16b for performing the operation of releasing the anti-coming-off function of the hook 16c. A lid 13 for closing a battery take-out hole is fixed to the case 10 by means of a screw N, and an O-ring 14 for sealing a part between the case 10 and the lid 13 is compressed for deformation by fastening the screw N. The lid 13 is covered with a slide cover 15, which can be attached/detached by sliding on the case 10, along with the screw N. Additionally, the operation of the operation lever 16b makes an anti-coming-off function of a hook 16a for the cover released in synchronization with the release of the anti-coming-off function of the hook 16c. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
