US 12,304,222 B2
Tape cartridge, tape roll, and tape cartridge set
Keisuke Taruya, Shiojiri (JP); Taishi Sasaki, Matsumoto (JP); Akio Ishimoto, Shiojiri (JP); and Hirosuke Yasuki, Matsumoto (JP)
Assigned to SEIKO EPSON CORPORATION, Tokyo (JP)
Filed by SEIKO EPSON CORPORATION, Tokyo (JP)
Filed on Mar. 8, 2023, as Appl. No. 18/180,197.
Claims priority of application No. 2022-036628 (JP), filed on Mar. 9, 2022; and application No. 2022-153011 (JP), filed on Sep. 26, 2022.
Prior Publication US 2023/0294417 A1, Sep. 21, 2023
Int. Cl. B41J 2/325 (2006.01); B41J 32/00 (2006.01)
CPC B41J 2/325 (2013.01) [B41J 32/00 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A tape cartridge comprising:
a tape roll including a tape and a tape core which is provided with a core hole and around which the tape is wound; and
a cartridge case accommodating the tape roll, and including a first case portion having a first base wall portion and a first core projection protruding from the first base wall portion in a first direction, and a third case portion having a third base wall portion and a third core projection protruding from the third base wall portion in a third direction opposite to the first direction and inserted into the core hole, wherein
the tape core is provided with an insertion receiving section which is positioned on a radially outer side of the tape core with respect to the core hole and into which the first core projection is inserted, and
when the first core projection is inserted into the insertion receiving section and the third core projection is inserted into the core hole, the first core projection is positioned on the radially outer side of the third core projection with respect to the core hole.