| Patent Number |
Title Of Patent |
Date Issued |
| 6057052 |
Cell for a metal-air battery |
May 2, 2000 |
| The invention provides a modular zinc air cell for use in an electrochemical zinc-air multi-cell battery, each cell being of the type provided with a housing having, two outer major surfaces, and two spaced-apart inner walls, the inner walls defining a first inner chamber for contain |
| 5904999 |
Air-cooled metal-air battery |
May 18, 1999 |
| The invention provides An electrochemical zinc-air multi-cell battery, each cell being of the type provided with a housing having, two outer major surfaces, and two spaced-apart inner walls, the inner walls defining a first inner chamber for containing therein a zinc electrode, and in |
| 5792328 |
Apparatus for removing zinc particle deposits from an electrode |
August 11, 1998 |
| The invention provides an apparatus for removing zinc particle deposits from substantially the entire face of a major surface of an electrode in an electrochemical bath, the apparatus comprising a plate attached to actuating means for affecting relative movement between the plate and the |
| 5753384 |
Air-cooled metal-air battery |
May 19, 1998 |
| The invention provides an electrochemical zinc-air multi-cell battery, each cell being of the type provided with a housing having a base, two major surfaces and two minor surfaces, defining an interior space for containing therein a zinc electrode; at least one generally planar air perme |
| 5595949 |
Scrubber system for removing carbon dioxide from a metal-air or fuel cell battery |
January 21, 1997 |
| A method for maximizing the effective life and utilization of CO.sub.2 -absorbent material in a scrubber system for removing carbon dioxide from an air inflow to a metal-air battery or fuel cell comprises providing, in such a battery, a housing including a gas inlet, a gas outlet, and at |
| 5582929 |
Electrolyte cooling device for use with a metal-air battery |
December 10, 1996 |
| The invention provides an electrolyte cooling device for use in combination with a multi-cell metal-air battery, the device comprising an electrolyte reservoir divided into a smaller compartment and a larger compartment, the compartments being connected by a valve arranged to periodicall |
| 5569555 |
Recharging of zinc batteries |
October 29, 1996 |
| The invention provides a process for removing discharged active zinc-containing material from a mechanically rechargeable zinc battery anode, containing the same, the anode being of the type comprising a skeletal frame, including conductive metal and having a portion of a surface are |
| 5565083 |
Process and scraper for removing deposits from an electrode |
October 15, 1996 |
| The invention provides a scraper for removing deposits from a major surface of an electrode in an electrochemical bath. The scraper consists of a plate which moves across the electrode surface. The scraper is provided with a scraper blade-retaining slot along one of its edges, the slot b |
| 5554918 |
Mechanically-rehargeable battery |
September 10, 1996 |
| A mechanically-rechargeable single-cell consumer electric battery for generating up to two volts, the battery being capable of electrical recharge. The battery including a replaceable zinc anode, a housing containing the anode and provided with an aperture sealed by a removable closu |
| 5516599 |
Means for storage and transportation of electric fuel |
May 14, 1996 |
| The invention provides a rigid reusable transport and storage vessel for retaining a plurality of anode cassettes of pressed zinc particles saturated with aqueous alkaline solution, and utilizable as an electric fuel in a zinc-air battery, the vessel having a sealably covered aperture |
| 5515939 |
Metal-air battery-powered electric vehicle |
May 14, 1996 |
| The invention provides a metal-air battery-powered electric vehicle of the type having a motor powered by a plurality of metal-air cells wherein air is continuously provided to the cells by a blower system energized from a power source, in combination with a collision-activated switch fo |
| 5487955 |
Cooled zinc-oxygen battery |
January 30, 1996 |
| The invention provides a multi-cell, sealed, cooled, zinc-oxygen battery, comprising a container containing a plurality of bi-cells, each cell having a housing provided with two major surfaces and accommodating a pair of oppositely-disposed, spaced-apart, air-permeable, liquid-impermeabl |
| 5447805 |
Cell for a metal-air battery |
September 5, 1995 |
| A modular cell for a multi-cell metal-air battery system, comprises a relatively flat cell housing having two major surfaces and accommodating a pair of oppositely disposed, spaced-apart, air-permeable, liquid-impermeable cathodes in the form of air electrodes defining between themse |
| 5445901 |
Zinc-oxygen battery |
August 29, 1995 |
| The invention provides a multi-cell, sealed, zinc-oxygen battery, comprising a container containing (a) a plurality of bi-cells, each cell having a housing provided with two major surfaces and accommodating a pair of oppositely-disposed, spaced-apart, air-permeable, liquid-impermeable |
| 5441823 |
Process for the preparation of gas diffusion electrodes |
August 15, 1995 |
| The invention provides a process for preparing a gas-diffusion electrode for metal-air batteries and fuel cells of the type having a blocking layer formed from a precursor containing carbon black and particulate hydrophobic polymeric binders, comprising heating the carbon black at a |
| 5424147 |
Water-activated battery |
June 13, 1995 |
| The invention provides a water-activated, deferred-action battery having a housing containing at least one cell, comprising at least one anode selected from the group consisting of magnesium, aluminum, zinc and alloys thereof; a cathode comprising a skeletal frame including conductive me |
| 5424143 |
Air-cooled, metal-air battery |
June 13, 1995 |
| The invention provides a mechanically rechargeable, electrochemical metal-air battery of the type having a plurality of metal-air cells, each of the cells comprising a housing having a base, two major surfaces and two minor surfaces, defining an interior space for containing therein a |
| 5419987 |
High performance zinc powder and battery anodes containing the same |
May 30, 1995 |
| An electrochemically prepared, high-performance, zinc powder has an apparent density of about 0.2-2 g/cc and a surface area of about 0.5-6 m.sup.2 /gm and further has at least one corrosion inhibitor metal intrinsically alloyed therein. |
| 5418080 |
Mechanically rechargeable, electrochemical metal-air battery |
May 23, 1995 |
| A mechanically rechargeable, electrochemical metal-air battery of the type having a plurality of metal-air cells, each of said cells comprising (a) a housing having a base, two major surfaces and two minor surfaces, defining an interior space for containing therein a replaceable metal el |
| 5411815 |
Transport and storage vessel for electric fuel |
May 2, 1995 |
| The invention provides a transport and storage vessel containing a slurry of zinc and an aqueous alkaline solution utilizable as an electric fuel for a zinc-air battery, the vessel being provided with at least one hydrogen vent for venting any H.sub.2 produced by said slurry. |
| 5405713 |
Refueling system |
April 11, 1995 |
| The invention provides a refueling system for automated recharging of zinc-air batteries of the type having a plurality of active zinc anode elements formed of active zinc material attached to a support frame immersed in an aqueous alkaline electrolyte in a battery casing, each anode |
| 5378329 |
Process for the preparation of an alkaline-zinc slurry for use in batteries |
January 3, 1995 |
| A process for the preparation of an alkaline-zinc slurry for use in batteries, the slurry comprising an admixture of (a) at least partly oxidized zinc; (b) an aqueous solution of at least one Group Ia metal; and (c) an inorganic or organic inhibitor. The process includes the steps of |
| 5366822 |
Cell for a metal-air battery |
November 22, 1994 |
| A modular cell for a multi-cell metal-air battery system, comprises a relatively flat cell housing having two major surfaces and accommodating a pair of oppositely disposed, spaced-apart, air-permeable, liquid-impermeable cathodes in the form of air electrodes defining between themse |
| 5312701 |
Process for preparing a single pass gas diffusion electrode |
May 17, 1994 |
| The invention provides a single pass wet fabrication process for preparing a gas diffusion electrode for metal-air batteries and fuel cells comprising:a) preparing an active-layer forming dispersion containing catalyzed carbon black, hydrophilic fluorinated polymer and particulate hydrop |
| 5232798 |
Method for inhibiting corrosion in particulate zinc |
August 3, 1993 |
| A method for the inhibition of corrosion in particulate zinc, comprises the step of subjecting the zinc in the form of an alkaline slurry to the action of a corrosion inhibiting effective amount of a corrosion inhibitor which is at least one oxide selected from the oxides of antimony, bi |
