Operation device

Provided is an operation device (10) to be held by a user with one hand when used. The operation device (10) includes: a recessed portion (14) formed at a position at which at least one of a thumb and fingers is placed when the user holds the operation device (10) ; and a main button (13) which is d...

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Bibliographic Details
Main Authors ARAKI TAKAMASA, YANO KEN
Format Patent
LanguageChinese
English
Published 12.06.2013
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Summary:Provided is an operation device (10) to be held by a user with one hand when used. The operation device (10) includes: a recessed portion (14) formed at a position at which at least one of a thumb and fingers is placed when the user holds the operation device (10) ; and a main button (13) which is disposed at a bottom of the recessed portion (14) and has a top surface adjacent to a rim portion (14a) forming a side surface of the recessed portion (14).
Bibliography:Application Number: CN201010194941