Patent ID: 7364107
Filing Date: 2008-04-29
Classification: G11B

Abstract:
1. A tape cartridge comprising: a single reel hub unit rotatably accommodated in a case and having its periphery wound with a tape-shaped recording medium; a brake lock member including an engaging portion engaging with an engaged portion of said reel hub unit to restrict a rotation of said reel hub unit when in non-use, and a protruded bearing portion provided substantially at a central part thereof; a brake release member for moving said brake lock member so as to release said engaging portion of said brake lock member from the engagement with said engaged portion of said reel hub unit when in use; and a biasing member for biasing said brake lock member so that said protruded bearing portion of said brake lock member contacts with a contact surface of said brake release member, wherein said brake lock member is provided so that a central axis of said bearing portion of said brake lock member is parallel with and offset from a rotating central axis around which said brake release member rotates together with said reel hub unit.