| 摘要 |
<P>PROBLEM TO BE SOLVED: To reduce, in a radio chronometer having a patch antenna, the influence of the patch antenna on reception sensitivity while securing high visibility of the hour hand. <P>SOLUTION: A radio chronometer 1 has a patch antenna 22 so arranged that a reception face 23 is directed toward a dial, and an hour hand 6 including a fitting part 33 fitted to a rotation shaft, an intermediate part 34 extending from the fitting part 33, and an indicator part 35 connected to the tip of the intermediate part 34 and greater in width than the intermediate part 34. The position of the indicator part 35 of the hour hand 6 is farther, with respect to the vertical direction, from the reception face 23 of the patch antenna 22 than the fitting part 33. <P>COPYRIGHT: (C)2013,JPO&INPIT |
