| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a portable machine of an electronic key system capable of making a display waterproofing and improving the visual confirmation property of display screen. <P>SOLUTION: This portable machine of the electronic key system has an opening 13 for display formed in an upper part case 10, a waterproof cover 40 arranged on an inner side of the case, an outer side O-ring 42 formed integrally with the waterproof cover 40 and adhering closely to both of the upper part case 10 and a lower part case 20, an opening 41 for display formed in the waterproof cover 40, a transparent cover 50 being exposed from the upper part case 10 through the opening parts 41, 13 for display, an inner side O-ring 43 formed integrally with the waterproof cover 40 by surrounding the opening 41 for display and adhering closely to both of the upper part case 10 and the transparent cover 50, a waterproof space 130 formed by the lower part case 20, the transparent cover 50, the waterproof cover 40, and the O-ring parts 42, 43, and an LCD panel 70 arranged in the waterproof space 130 to display information through the transparent cover 50. <P>COPYRIGHT: (C)2009,JPO&INPIT |
