Recording tape cartridge

Patent metadata

Field	Value
Publication number	US-11521652-B2
Application number	US-202117198254-A
Country	US
Kind code	B2
Filing date	Mar 11, 2021
Priority date	Mar 25, 2020
Publication date	Dec 6, 2022
Grant date	Dec 6, 2022

Abstract

Provided is a recording tape cartridge including: a case that accommodates a reel on which a recording tape is wound and includes a reference surface that serves as a reference in an axial direction of the reel in a case where the case is loaded into a drive device; noncontact communication mediums on which individual information is recorded, the noncontact communication mediums being accommodated in the case in a state where at least two noncontact communication mediums overlap each other and having a plate shape; and a supporting portion that is formed in the case and supports the noncontact communication mediums such that the noncontact communication mediums are disposed while being inclined with respect to the reference surface at an angle of approximately 45 degrees.

First claim

What is claimed is:

1. A recording tape cartridge comprising:
a case that accommodates a reel on which a recording tape is wound and includes a reference surface that serves as a reference in an axial direction of the reel in a case where the case is loaded into a drive device;
noncontact communication mediums on which individual information is recorded, the noncontact communication mediums being accommodated in the case in a state where at least two noncontact communication mediums overlap each other and having a plate shape; and
a supporting portion that is formed in the case and supports the noncontact communication mediums such that the noncontact communication mediums are disposed while being inclined with respect to the reference surface at an angle of approximately 45 degrees.

2. The recording tape cartridge according to claim 1 ,
wherein a swollen portion, in which an IC chip is sealed, is provided on one end portion side in a longitudinal direction on one surface of the noncontact communication medium, and
two noncontact communication mediums overlap each other with the one surface and the swollen portion facing each other.

3. The recording tape cartridge according to claim 2 ,
wherein the case includes an upper case and a lower case in which the noncontact communication mediums are accommodated, and
a pair of position restricting portions that restricts a position of the other surface of an uppermost noncontact communication medium is formed on the upper case, the position restricting portions being formed in the same shape as each other.

4. The recording tape cartridge according to claim 1 ,
wherein two noncontact communication mediums overlap each other while being partially offset from each other in a direction at an angle of approximately 45 degrees.

5. The recording tape cartridge according to claim 1 ,
wherein the at least two noncontact communication mediums are the same as each other in dimension and shape.

Assignees

• Fujifilm Corp

Inventors

• Sumiya Yosuke

Classifications

• G11B23/043

  Brakes for tapes or tape reels · CPC title

• G11B23/107

  using one reel or core, one end of the record carrier coming out of the magazine or cassette · CPC title

• G11B23/044 Primary

  Reels or cores; positioning of the reels in the cassette · CPC title

• G11B23/042 Primary

  Auxiliary features (sensing such features G11B15/06) · CPC title