IP Library Granted Patent US 8,088,519
Granted Patent B2
US 8,088,519 · App. 12/725,789 · Granted Jan 3, 2012

Battery cartridges

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Quick Facts
Patent No.
US 8,088,519
App. No.
12/725,789
Granted
Jan 3, 2012
Kind
B2
Abstract

Battery cartridges are disclosed that include a housing having a plurality of air access openings configured to selectively control flow of air into the housing; and at least two adjacent metal-air electrochemical cells within the housing, each electrochemical cell having an outer gas permeable barrier membrane layer that defines the exterior surface of the electrochemical cell; wherein there is a gap between adjacent electrochemical cells in the housing and wherein the air access openings in the housing are positioned over or partially overlapping each gap.

Claims (4)

1. A battery cartridge, comprising

a housing having a plurality of air access openings configured to selectively control flow of air into the housing; and

at least two adjacent metal-air electrochemical cells within the housing, each electrochemical cell having an outer gas permeable barrier membrane layer that defines the exterior surface of the electrochemical cell; wherein there is a gap between adjacent electrochemical cells in the housing and wherein the air access openings in the housing are positioned over or partially overlapping each gap, and wherein the gas permeable barrier membrane layers comprise polytetrafluoroethylene.

2. The battery cartridge of claim 1 , wherein there are at least three of the electrochemical cells within the housing.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 26, 2016
From: THE GILLETTE COMPANY
To: DURACELL U.S. OPERATIONS, INC.
Reel/Frame 037931/0489 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 25, 2010
From: KELSEY, G. STEVEN; KOUZNETSOVA, YELENA; MAKOVETSKI, BORIS; MOTUPALLY, SATHYA; O'NEILL, JONATHAN; PAPPAS, DAVID L.; PAVLINSKY, ROBERT; PODOPRIGORA, OLEG; RICHARDS, THOMAS C.; WANDELOSKI, WILLIAM
To: GILLETTE COMPANY, THE
Reel/Frame 024136/0085 →