| 摘要 |
A keyless entry device includes a rear casing having a first surface extending along a periphery of the rear casing member, an electronic circuit located in the rear casing member and including comprising a substrate and switching elements supported on the substrate, a front casing including a second surface facing the first surface and extending along a periphery of the rear casing member having button apertures aligned with a switching element. A seal element of compressible elastic material includes a peripheral flange comprising multiple protrusions located between the first surface and the second surface, the protrusions producing elastic preloaded contact between the front and rear casing members when the device is assembled, and pedestals aligned with a button aperture and a switching element. Button caps are aligned with a button aperture and located above one of the pedestals.
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