Patent ID: 11905094
Assignee: YOKOGAWA ELECTRIC CORPORATION
Field: Mechanical elements (Mechanical engineering)
Classification: CPC B  F  Y | IPC B

Claim 0:
1. An explosion-proof structure formed by:
plural pairs of a fastener and a plug; and
two internal space-forming members, joined together to form an internal space, the two internal space-forming members comprising two joints being joined together by each of the fasteners being inserted into an insertion hole corresponding to the fastener and fastened to a fastening hole corresponding to the fastener, the two joints forming a ring extending along an outer periphery of the internal space,
wherein each of the plugs is attached to the insertion hole in correspondence with the plug so as to cover a head of the fastener, and
wherein each of the fastening holes is located on an internal space side of the two joints.