Chemistry: electrical current producing apparatus – product – and – Regenerating – salvage or repair feature other than only...
Reexamination Certificate
2005-08-30
2005-08-30
Dove, Tracy (Department: 1745)
Chemistry: electrical current producing apparatus, product, and
Regenerating, salvage or repair feature other than only...
C029S623100, C429S074000, C429S091000
Reexamination Certificate
active
06936371
ABSTRACT:
A method for recycling a battery pack is provided that enables a degraded battery pack to be replaced at a low cost while maintaining the advantages of a conventional sealed-type nickel-metal hydride secondary battery as being free from maintenance or leak of an electrolyte. The battery pack accommodates a battery module having a plurality of cells, which are a sealed-type nickel-metal hydride secondary battery, combined with each other. When the battery pack is judged as being degraded in a market, the battery pack is collected from the market as a battery to be replaced; a cell or battery module judged as being degraded is renewed by adding an electrolyte thereto; the battery module is installed in the battery pack again; and the battery pack is supplied as a replacement battery.
REFERENCES:
patent: 5308713 (1994-05-01), Mayer et al.
patent: 5580675 (1996-12-01), Rouhani
patent: 5981100 (1999-11-01), Rouhani
patent: 2000-215882 (2000-08-01), None
patent: 2000215882 (2000-08-01), None
Fujioka Noriyuki
Kimura Tadao
Komori Katsunori
Takahashi Yasuhiro
Yamashita Haruyoshi
Dove Tracy
Hamre Schumann Mueller & Larson P.C.
Matsushita Electric - Industrial Co., Ltd.
Toyota Jidosha & Kabushiki Kaisha
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