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1. 发明授权

US09704530B2 Magnetic tape cartridge 有权
公开(公告)号：US09704530B2
公开(公告)日：2017-07-11
申请号：US14640154
申请日：2015-03-06
申请人： Sony Corporation
发明人： Hiroshi Kumagai , Yuji Iwahashi
IPC分类号： G11B23/107
CPC分类号： G11B23/107
摘要： A magnetic tape cartridge includes a reel that is capable of winding a magnetic tape thereonto, a cartridge main body that is capable of accommodating the reel, a leader pin that is attached to the magnetic tape wound onto the reel and is capable of moving between a first position where the leader pin is accommodated in the cartridge main body and a second position where the leader pin is taken out of the cartridge main body, and a retention clip that is disposed in the cartridge main body and includes an elastic member which is capable of deforming elastically following the movement of the leader pin along with a tip end portion protruding on the path of the movement of the leader pin. The retention clip includes an abutting portion that is capable of abutting on the cartridge main body in response to the movement of the leader pin.

2. 发明授权

US11282542B2 Tape cartridge with reel lock release member having gradually decreasing thickness extension portions 有权
公开(公告)号：US11282542B2
公开(公告)日：2022-03-22
申请号：US16970847
申请日：2019-12-03
申请人： Sony Corporation
发明人： Yuji Iwahashi , Hiroshi Kumagai , Chisato Akasaka
IPC分类号： G11B23/107 , G11B23/04 , G11B23/027 , G11B5/78
摘要： A tape cartridge includes a reel; a cartridge case; a reel lock member; and a reel lock release member. The reel includes a reel hub including a cylindrical bottom portion. The reel lock member includes a projecting portion projecting to engage with the reel hub. The reel lock release member includes a main body and leg portions, the main body disposed between the reel lock member and cylindrical bottom portion, the leg portions extending from the main body and being inserted into through holes, the reel lock release member releasing engagement of the reel lock member and reel hub. The main body includes central portion and extension portions, the central portion in contact with the projecting portion, the extension portions extending radially to end portions connected to the leg portions, thicknesses of the extension portions along a uniaxial direction gradually decreasing from the central portion toward the end portions.

3. 发明授权

US11217278B2 Tape cartridge including reel lock member 有权
公开(公告)号：US11217278B2
公开(公告)日：2022-01-04
申请号：US16961438
申请日：2019-11-01
申请人： Sony Corporation
发明人： Yuji Iwahashi , Takeshi Saito , Hiroshi Kumagai
IPC分类号： G11B5/78 , G11B23/03 , G11B23/037 , G11B23/027 , H01Q1/24
摘要： A tape cartridge according to an embodiment of the present technology includes: a tape reel; a cartridge case; and a reel lock member. The tape reel includes a reel hub having a bottomed cylindrical shape, a tape having been wound on the reel hub. The cartridge case includes a first protruding portion and a plurality of second protruding portions, the first protruding portion protruding toward a center of a bottom portion of the reel hub, the plurality of second protruding portions being arranged around the first protruding portion. The reel lock member is disposed inside the reel hub. The reel lock member includes a first tubular portion and a plurality of second tubular portions, the first tubular portion fitting with the first protruding portion, the plurality of second tubular portions fitting with the plurality of second protruding portions. The reel lock member is movable in a direction of the one axis between a lock position and a lock release position, the reel lock member engaging with the bottom portion of the reel hub at the lock position, engagement between the reel lock member and the bottom portion of the reel hub being released at the lock release position.

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