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US 8,291,443 B2Granted
Recording medium cartridge
AssigneeSony Corporation
InventorsDaiki Kobayashi, Isao Watanabe, Yasuyuki Abe
Life of this patent
Estimating the term…
Abstract
A disk cartridge includes, between a recordable position and an unrecordable position, a first guide surface that gradually increases an elastic force of an elastic arm of a tab member and a second guide surface that gradually decreases the elastic force of the elastic arm, and a guide wall (guide portion) on which the guide surfaces are formed continuously.
Claims7
A recording medium cartridge comprising:
- a cartridge case;
- a recording medium accommodated inside the cartridge case;
- a tab member that is movable between a recordable position at which information can be recorded onto the recording medium and an unrecordable position at which the information cannot be recorded, the tab member including an elastic arm that elastically comes into contact with the cartridge case;
- and
- a guide portion that is formed on the cartridge case and includes a first guide surface that gradually increases an elastic force of the elastic arm in accordance with a movement of the tab member between the recordable position and the unrecordable position, and a second guide surface that gradually decreases the elastic force of the elastic arm, the first guide surface and the second guide surface being formed continuously.
2 more elements
Dependencies are inferred from the claim text.