Recording tape cartridge
AssigneeFUJIFILM Corporation
InventorWataru Iino
Life of this patent
Estimating the term…
Abstract
A recording tape cartridge which can be loaded into a drive device having a reel on which a recording tape is wound and which is rotatably accommodated in a case, the reel including: a resin-formed main portion which includes a reel hub formed in a tubular shape having a floor, the recording tape being wound around an outer peripheral surface of the reel hub; and a substantially disc-shaped metal plate attached firmly to an outer surface of a floor portion of the reel hub, wherein a gate portion, through which a resin material is introduced at the time of molding the main portion, is provided at a radial direction outer side of the metal plate.
Claims13
A recording tape cartridge which can be loaded into a drive device comprising a reel on which a recording tape is wound and which is rotatably accommodated in a case, the reel comprising:
- a resin-formed main portion which includes a reel hub formed in a tubular shape having a floor portion, the recording tape being wound around an outer peripheral surface of the reel hub;
- and
- a substantially disc-shaped metal plate attached firmly to an outer surface of the floor portion of the reel hub,
- wherein a gate portion, through which a resin material is introduced at the time of molding the main portion, is provided at a radial direction outer side of the metal plate.
A reel around which a recording tape is wound, the reel comprising:
- a resin-formed reel hub formed in a tubular shape having a floor portion, the recording tape being wound around an outer peripheral surface of the reel hub;
- a lower flange having a diameter larger than that of the reel hub, the lower flange being provided integrally with the floor portion of the reel hub and forming a main portion of the reel;
- an upper flange having a diameter substantially equal to that of the lower flange, the upper flange being provided at a top end portion, opposite to the floor portion, of the reel hub;
- and
- a substantially disc-shaped metal plate attached firmly to an outer surface of the floor portion of the reel hub,
- wherein a gate portion, through which a resin material is introduced at the time of molding the main portion, is provided at a radial direction outer side of the metal plate.
Dependencies are inferred from the claim text.