Patent ID: 11909075
Assignee: PRIME PLANET ENERGY & SOLUTIONS, INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 11:
12. The device according to claim 11, wherein
the insertion pin coaxially comprises
a first columnar portion, and
a second columnar portion having a diameter smaller than the first columnar portion,

the second columnar portion protrudes from an end of the first columnar portion in the axial direction of the insertion pin,
the first columnar portion is slidable in the axial direction of the insertion pin along an inner wall surface of the non-through hole, and
the device is configured to attach the cylindrical plug into the through hole with
(i) at least a part of the first columnar portion and the second columnar portion inserted into the non-through hole, and
(ii) an end of the second columnar portion in an insertion direction of the insertion pin in contact with at least a part of a bottom surface of the non-through hole.