Air electrode batteries

Chemistry: electrical current producing apparatus – product – and – Means externally releasing internal gas pressure from closed... – Elastic – resilient or spring biasing valve means

Reexamination Certificate

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Details

C429S072000, C429S053000, C429S082000

Reexamination Certificate

active

07378180

ABSTRACT:
A battery includes an air electrode and an air access passageway that is closed by a non-liquid valve actuable by differential pressure to provide an opening therein to admit air to the battery.

REFERENCES:
patent: 4052534 (1977-10-01), Devitt
patent: 4180624 (1979-12-01), Winsel
patent: 4439500 (1984-03-01), Gibbard et al.
patent: 5299877 (1994-04-01), Birden
patent: 5486429 (1996-01-01), Thibault
patent: 5842618 (1998-12-01), Julemont et al.
patent: 6284400 (2001-09-01), Adey et al.
patent: 6350537 (2002-02-01), Pedicni
patent: WO 00/36696 (2000-06-01), None
Handbook of Batteries, David Linden, 2ndedition, McGraw-Hill, pp. 12.2, 12.3, and 12.8.
The definition of natural rubber [online], Hawley's Chemical Dictionary [retrieved on Jan. 30, 2007] <http://www. knovel.com/knovel2/Toc.jsp?BookID=704>.
Linden, Handbook of Batteries, pp. 13.1-13.5, McGraw-Hill, Inc., 1995.

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