| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a transmitter capable of improving operability of a push button switch.SOLUTION: A transmitter 50 comprises: a push button switch 95 for receiving a transmission instruction of a fire signal by a user; a protection plate 70 for protecting the push button switch 95; a waterproof cap 96 disposed between the push button switch 95 and protection plate 70, and having a facing surface 97 facing a press surface of the push button switch 95 and having an area larger than that of the press surface; a press area limitation part 71 disposed between the waterproof part 96 and protection plate 70, and when the push button switch 95 is operated, when a user presses the press area limitation part 71 via the protection plate 70, allowing the user to press only an area including at least part of the facing part facing the press surface on the facing surface 97 where is part of the area on the facing surface 97.</p> |
