| 摘要 |
A unit housing structure for detachably housing a unit mounted with electronic parts in a unit mounting portion of an electronic device in which a guide rail having a guide slot whose opposite wall surfaces are slopes gradually opening outwardly is provided on the side of said unit mounting portion or said unit and a guided portion to be slidably engaged with the guide slot of said guide rail is provided on the side of said unit mounting portion or said unit, whereby movement of said unit is guided by the engagement between said guided portion and the guide slot at the time of insertion/extraction of said unit into/from said unit mounting portion.
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