Patent ID: 9570723
Date: 2017-02-14
CPC Classifications: H01M,Y02E,Y10T

Claim:
1. An electric storage apparatus, comprising: an electric storage device; an insulating member arranged in alignment with the electric storage device; and a sandwiching member comprising a metal configured to sandwich the insulating member with the electric storage device such that a surface of the insulating member faces the electric storage device and another surface of insulating member, which opposes the surface of the insulating member, faces the sandwiching member, wherein one of the insulating member and the sandwiching member includes a recess including an opening on a surface, an inner circumference on a bottom of the recess being larger than a diameter of the opening, and wherein an other of the insulating member and the sandwiching member includes a projection located inside the recess, a diameter of the projection increasing toward the distal end of the projection such that an outer circumference of the projection is larger than the diameter of the opening.