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US 5,294,073 AGranted
Tape cassette having reel lock members with restricting portions preventing vibration of reel flanges
AssigneeSony Corporation
InventorTakashi Oogi
Life of this patent
Estimating the term…
Abstract
A tape cassette includes reel hubs which have flanges provided at their peripheral surfaces with engagement portions, and reel lock members, each of which has an engaging portion and is biased so that the engaging portion engages the engagement portion of the flange for preventing rotation of the reel hub. The engaging portion of each reel lock member is provided with a restricting piece for restricting movement of the flange in a direction parallel to the thickness of the flange when the engaging portion is in contact with the engagement portion.
Claims1
A tape cassette comprising:
- a casing formed of upper and lower parts;
- a pair of reel hubs which are disposed in the casing and rotatable about respective axes, having flanges provided at their radially outer peripheral surfaces with engagement portions, and carry a recording tape wound therearound;
- and
- reel lock members, each of which is provided at its tip end with an engaging portion and is biased towards the axis of the corresponding reel hub to engage at the engaging portion with the engagement portion of the corresponding flange for preventing rotation of the corresponding reel hub, each of the engaging portions of the reel lock members being provided with a restricting piece for restricting movement of the flange in a direction parallel to the thickness of the flange when the engaging portion is in contact with the engagement portion of the flange.
1 more element
Dependencies are inferred from the claim text.