Methods of producing button-type batteries and a plurality of battery terminal housing members
First Claim
1. A method of forming a button-type battery comprising the following steps:
- providing an electrically conductive sheet having an exposed surface, the exposed surface being divisible into a plurality of sheet areas;
depositing an uncured electrically insulative gasket material which comprises ultraviolet light curable epoxy onto the conductive sheet into a plurality of the sheet areas, the gasket material being deposited to define at least one discrete pattern within each respective sheet area in which electrically insulative material is deposited, wherein each respective discrete pattern covers less than a total of each respective sheet area;
curing the deposited gasket material by exposing the gasket material to ultraviolet light;
cutting and forming a plurality of discrete first terminal housing members from the areas of the conductive sheet, the respective first terminal housing members comprising at least a portion of one of the discrete patterns of gasket material;
providing a discrete electrically conductive second terminal housing member in facing juxtaposition to one of the first terminal housing members;
providing an anode and a cathode having a separator and electrolyte positioned therebetween;
the anode, cathode, separator and electrolyte being positioned intermediate the juxtaposed first and second terminal housing members;
the anode being positioned to electrically connect with one of the first or second terminal housing members and the cathode being positioned to electrically connect with the other of the first or second terminal housing members; and
crimping the first and second terminal housing members together into an enclosed battery housing with the gasket material being interposed between the first and second terminal housing members to provide a fluid-tight seal and to provide electrical insulation therebetween.
5 Assignments
0 Petitions
Accused Products
Abstract
A method of forming a button-type battery includes: a) providing an electrically conductive sheet having an exposed surface which is divisible into a plurality of areas; b) depositing an uncured electrically insulative gasket material onto the conductive sheet into a plurality of the areas, the gasket material being deposited to define at least one discrete pattern within the respective deposited areas, the respective discrete patterns covering less than a total of their respective areas; c) curing the deposited gasket material; d) cutting and forming a plurality of discrete first terminal housing members from the areas of the conductive sheet, the respective first terminal housing members comprising at least a portion of one of the discrete patterns of gasket material; d) providing a discrete electrically conductive second terminal housing member in facing juxtaposition to one of the first terminal housing members; e) providing an anode and a cathode having a separator and electrolyte positioned therebetween; the anode, cathode, separator and electrolyte being positioned intermediate the juxtaposed first and second terminal housing members; the anode being positioned to electrically connect with one of the first or second terminal housing members and the cathode being positioned to electrically connect with the other of the first or second terminal housing members; and f) crimping the first and second terminal housing members together into an enclosed battery housing with the gasket material being interposed between the first and second terminal housing members to provide a fluid-tight seal and to provide electrical insulation therebetween.
43 Citations
17 Claims
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1. A method of forming a button-type battery comprising the following steps:
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providing an electrically conductive sheet having an exposed surface, the exposed surface being divisible into a plurality of sheet areas; depositing an uncured electrically insulative gasket material which comprises ultraviolet light curable epoxy onto the conductive sheet into a plurality of the sheet areas, the gasket material being deposited to define at least one discrete pattern within each respective sheet area in which electrically insulative material is deposited, wherein each respective discrete pattern covers less than a total of each respective sheet area; curing the deposited gasket material by exposing the gasket material to ultraviolet light; cutting and forming a plurality of discrete first terminal housing members from the areas of the conductive sheet, the respective first terminal housing members comprising at least a portion of one of the discrete patterns of gasket material; providing a discrete electrically conductive second terminal housing member in facing juxtaposition to one of the first terminal housing members; providing an anode and a cathode having a separator and electrolyte positioned therebetween;
the anode, cathode, separator and electrolyte being positioned intermediate the juxtaposed first and second terminal housing members;
the anode being positioned to electrically connect with one of the first or second terminal housing members and the cathode being positioned to electrically connect with the other of the first or second terminal housing members; andcrimping the first and second terminal housing members together into an enclosed battery housing with the gasket material being interposed between the first and second terminal housing members to provide a fluid-tight seal and to provide electrical insulation therebetween.
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2. A method of forming a button-type battery comprising the following steps:
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providing an electrically conductive sheet having an exposed surface, the exposed surface being divisible into a plurality of sheet areas; depositing uncured electrically insulative gasket material onto the conductive sheet into a plurality of the sheet areas by successively layering multiple gasket material layers onto the respective sheet areas in the shape of at least one discrete pattern within each respective sheet area in which electrically insulative material is deposited, wherein each respective discrete pattern covers less than a total of each respective sheet area, the multiple layers comprising at least two different compositions, the two different compositions comprising different ultraviolet light curable epoxies; curing the deposited compositions by exposing the compositions to ultraviolet light; cutting and forming a plurality of discrete first terminal housing members from the areas of the conductive sheet, the respective first terminal housing members comprising at least a portion of one of the discrete patterns of gasket material; providing a discrete electrically conductive second terminal housing member in facing juxtaposition to one of the first terminal housing members; providing an anode and a cathode having a separator and electrolyte positioned therebetween;
the anode, cathode, separator and electrolyte being positioned intermediate the juxtaposed first and second terminal housing members;
the anode being positioned to electrically connect with one of the first or second terminal housing members and the cathode being positioned to electrically connect with the other of the first or second terminal housing members; andcrimping the first and second terminal housing members together into an enclosed battery housing with the gasket material being interposed between the first and second terminal housing members to provide a fluid-tight seal and to provide electrical insulation therebetween.
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3. A method of forming a button-type battery comprising the following steps:
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providing an electrically conductive sheet having an exposed surface, the exposed surface being divisible into a plurality of sheet areas; depositing uncured electrically insulative gasket material onto the conductive sheet into a plurality of the sheet areas, the gasket material being deposited to define at least two patterns within each respective sheet area in which electrically insulative material is deposited, the two patterns comprising different electrically insulating gasket compositions, wherein the at least two patterns in a respective sheet area comprise a combined area which is less than a total of the respective sheet area in which they are deposited; curing the deposited gasket material; cutting and forming a plurality of discrete first terminal housing members from the areas of the conductive sheet, the respective first terminal housing members comprising at least a portion of one of the discrete patterns of gasket material; providing a discrete electrically conductive second terminal housing member in facing juxtaposition to one of the first terminal housing members; providing an anode and a cathode having a separator and electrolyte positioned therebetween;
the anode, cathode, separator and electrolyte being positioned intermediate the juxtaposed first and second terminal housing members;
the anode being positioned to electrically connect with one of the first or second terminal housing members and the cathode being positioned to electrically connect with the other of the first or second terminal housing members; andcrimping the first and second terminal housing members together into an enclosed battery housing with the gasket material being interposed between the first and second terminal housing members to provide a fluid-tight seal and to provide electrical insulation therebetween. - View Dependent Claims (4, 5)
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6. A method of forming a plurality of battery terminal housing members comprising the following steps:
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providing an electrically conductive sheet having an exposed surface, the exposed surface being divisible into a plurality of sheet areas; depositing an uncured electrically insulative gasket material which comprises ultraviolet light curable epoxy onto the conductive sheet into a plurality of the sheet areas, the gasket material being deposited to define at least one discrete pattern within each respective sheet area in which electrically insulative material is deposited, wherein each respective discrete pattern covers less than a total of each respective sheet area; curing the deposited gasket material by exposing the gasket material to ultraviolet light; and cutting and forming a plurality of discrete battery terminal housing members from the areas of the conductive sheet, the respective discrete terminal housing members comprising at least a portion of one of the discrete patterns of gasket material;
the forming including bending the discrete first terminal housing members into desired battery terminal shapes.
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7. A method of forming a plurality of battery terminal housing members comprising the following steps:
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providing an electrically conductive sheet having an exposed surface, the exposed surface being divisible into a plurality of sheet areas; depositing an uncured electrically insulative gasket material onto the conductive sheet by successively layering multiple gasket material layers onto the respective sheet areas in the shape of at least one discrete pattern within each respective sheet area in which electrically insulative material is deposited, the multiple layers comprising at least two different compositions, the two different compositions comprising different ultraviolet light curable epoxies, wherein each respective discrete pattern covers less than a total of each respective sheet area; curing the deposited gasket material by exposing the compositions to ultraviolet light; and cutting and forming a plurality of discrete battery terminal housing members from the areas of the conductive sheet, the respective discrete terminal housing members comprising at least a portion of one of the discrete patterns of gasket material;
the forming including bending the discrete first terminal housing members into desired battery terminal shapes.
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8. A method of forming a plurality of battery terminal housing members comprising the following steps:
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providing an electrically conductive sheet having an exposed surface, the exposed surface being divisible into a plurality of sheet areas; depositing an uncured electrically insulative gasket material onto the conductive sheet into a plurality of the sheet areas, the gasket material being deposited to define at least two patterns within each respective sheet area in which electrically insulative material is deposited, the two patterns comprising different electrically insulating gasket compositions, wherein the at least two patterns in a respective sheet area comprise a combined area which is less than a total of the respective sheet area in which they are deposited; curing the deposited gasket material; and cutting and forming a plurality of discrete battery terminal housing members from the areas of the conductive sheet, the respective discrete terminal housing members comprising at least a portion of one of the discrete patterns of gasket material;
the forming including bending the discrete first terminal housing members into desired battery terminal shapes. - View Dependent Claims (9, 10)
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11. A method of forming battery terminal housing members comprising the following steps:
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providing an electrically conductive sheet having an exposed surface; depositing an uncured electrically insulative gasket material onto the exposed surface, the gasket material comprising ultraviolet light curable epoxy; curing the deposited gasket material by exposing the gasket material to ultraviolet light; and forming the sheet into a desired battery terminal housing member shape. - View Dependent Claims (12)
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13. A method of forming a plurality of battery terminal housing members comprising the following steps:
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providing an electrically conductive sheet having an exposed surface, the exposed surface being divisible into a plurality of sheet areas; and
,depositing electrically insulative gasket material onto the conductive sheet into a plurality of the sheet areas, the gasket material being deposited to define at least two patterns within each respective sheet area in which electrically insulative material is deposited, the two patterns comprising different electrically insulating gasket compositions, wherein the at least two patterns in a respective sheet area comprise a combined area which is less than a total of the respective sheet area in which they are deposited; and forming a plurality of battery terminal housing members from the electrically conductive sheet. - View Dependent Claims (14, 15)
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16. A method of forming battery terminal housing members comprising the following steps:
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providing an electrically conductive sheet; depositing a ultraviolet light curable epoxy onto the conductive sheet; exposing the deposited epoxy to ultraviolet light; and forming the electrically conductive sheet into a terminal housing member. - View Dependent Claims (17)
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Specification