Patent ID: 6376109
Filing Date: 2002-04-23
Classification: H01M,Y02E,Y10T

Abstract:
A method of attaching a battery cell for use in an apparatus which is installed in a place acted on by centrifugal force, the method comprising:providing a battery cell which includes a battery case, said battery cell further including positive polarity material, negative polarity material, and a separator received within said battery case, said positive polarity material and said negative polarity material being placed in opposed positions across said separator, said battery cell further including a liquid electrolyte packed between said positive polarity material and said negative polarity material within said battery case; and inhibiting a decline in discharge capacity of said battery cell when acted upon by the centrifugal force by attaching said battery cell to said apparatus such that a side of the battery cell where the negative polarity material is present faces in a direction which is codirectional with a direction in which said centrifugal force acts on said apparatus.