Patent ID: 11945244
Assignee: SEIKO EPSON CORPORATION
Field: Textile and paper machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 2:
3. The cartridge according to claim 2, wherein
the engagement projected portion includes an A engagement projected portion and a B engagement projected portion,
the A engagement projected portion is provided in an A engagement side wall portion positioned in a first direction in a case portion provided with the A engagement projected portion and the B engagement projected portion out of the third case portion and the first case portion,
the B engagement projected portion is provided in a B engagement side wall portion positioned in a second direction opposite to the first direction in the case portion provided with the A engagement projected portion and the B engagement projected portion out of the third case portion and the first case portion,
the engagement receiving portion includes an A engagement receiving portion that engages with the A engagement projected portion and a B engagement receiving portion that engages with the B engagement projected portion,
the A engagement receiving portion is provided in an A receiving side wall portion positioned in the first direction in a case portion provided with the A engagement receiving portion and the B engagement receiving portion out of the third case portion and the first case portion, and
the B engagement receiving portion is provided in a B receiving side wall portion positioned in the second direction in the case portion provided with the A engagement receiving portion and the B engagement receiving portion out of the third case portion and the first case portion.