Method for manufacturing electron beam apparatus supporting member and electron beam apparatus
AssigneeCanon Kabushiki Kaisha
InventorMasahiro Fushimi
Life of this patent
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Abstract
A method of manufacturing a supporting member for an electron beam apparatus including an airtight container, an electron source and the supporting member arranged in the airtight container, includes a step of heating and drawing a substrate of the supporting member. An electroconductive film is formed on a surface of the substrate in the heating and drawing step.
Claims28
A method of manufacturing a supporting member for an electron beam apparatus comprising an airtight container, an electron source and said supporting member arranged in said airtight container, including a step of heating and drawing a substrate of said supporting member, wherein an electroconductive film is formed on a surface of said substrate in said heating and drawing step.
A method of manufacturing a supporting member for an electron beam apparatus containing an electron source having a plurality of electron-emitting devices and a control electrode for controlling electrons emitted from said electron-emitting devices, being arranged between said electron source and said control electrode so as to support wall portions of an airtight container whose inside is kept in an almost vacuum, and comprising an insulating member on which at least one of a high resistance film and an electrode is formed, the manufacturing method comprising the steps of;
- forming a formation member for forming said insulating member by molding with heating a base material comprising a component of said insulating member;
- and
- forming at least one of said high resistance film and said electrode or a precursor of at least one of said high resistance film and said electrode on said formation member in a process in which said formation member cools down from a temperature at which said base material is heated to be molded.
A method of manufacturing a supporting member for an electron beam apparatus containing an electron source having a plurality of electron-emitting devices and a control electrode for controlling electrons emitted from said electron-emitting devices, being arranged between said electron source and said control electrode so as to support wall portions of an airtight container whose inside is kept in an almost vacuum, and comprising an insulating member on which at least one of a high resistance film and an electrode is formed, the manufacturing method comprising the steps of:
- forming a formation member for forming said insulating member by molding with heating a base material comprising a component of said insulating member;
- forming at least one of said high resistance film and said electrode on said formation member in a process in which said formation member cools down from a temperature at which said base material is heated to be molded;
- forming the other among said high resistance film and said electrode on said formation member in a process in which said formation member cools down from a temperature at which one of said high resistance film and said electrode is formed on said formation member;
- and
- manufacturing the supporting member for the electron beam apparatus by cutting the formation in which said high resistance film and said electrode are formed on said formation member.
A method of manufacturing a supporting member for an electron beam apparatus containing an electron source having a plurality of electron-emitting devices and a control electrode for controlling electrons emitted from said electron-emitting devices, being arranged between said electron source and said control electrode so as to support wall portions of an airtight container whose inside is kept in an almost vacuum, and comprising an insulating member on which at least one of a high resistance film and an electrode is formed, the manufacturing method comprising the steps of:
- forming a cylindrical formation member for forming said insulating member by molding with heating a base material comprising a component of said insulating member;
- forming said high resistance film on sidewalls of said formation member in a process in which said formation member cools down from a temperature at which said base material is heated to be molded;
- cutting the formation in which said high resistance film is formed on said formation member at a predetermined length to make said high resistance film formed on said insulating member;
- and
- forming said electrode on a cut surface of said insulating member and of said high resistance film.
A method of manufacturing a supporting member for an electron beam apparatus containing an electron source having a plurality of electron-emitting devices and a control electrode for controlling electrons emitted from said electron-emitting devices, being arranged between said electron source and said control electrode so as to support wall portions of an airtight container whose inside is kept in an almost vacuum, and comprising an insulating member on which at least one of a high resistance film and an electrode is formed, the manufacturing method comprising the steps of:
- heating a base material comprising a component of said insulating member;
- forming a sheet formation member for forming said insulating member by pushing said heated base material for compression so that said base material has a predetermined thickness;
- forming a precursor of said high resistance film on face and rear surfaces of said sheet formation member in a process in which said sheet formation member cools down from a temperature at which said base material is compressed;
- forming said high resistance film on the face and rear surfaces of said sheet formation member by calcining said precursor of said high resistance film formed on said face and rear surfaces of said sheet formation member;
- cutting the formation in which said high resistance film is formed on said sheet formation member to make said high resistance film formed on said insulating member comprising a cut portion of said sheet formation member;
- and
- forming said electrode on a cut surface of said insulating member and of said high resistance film.
A method of manufacturing an image displaying apparatus comprising an airtight container, and a supporting member arranged in said airtight container, wherein said supporting member is produced by a step of heating and drawing a substrate of said supporting member, wherein an electroconductive film is formed on a surface of said substrate in said heating and drawing step.
A method of manufacturing an image displaying apparatus comprising an airtight container, and a supporting member arranged in said airtight container, wherein said supporting member is produced by a step of heating and drawing a substrate of said supporting member, wherein a material providing said supporting member with electroconductivity is applied on a surface of said substrate in said heating and drawing step.
A method of manufacturing an image displaying apparatus comprising an airtight container, and a supporting member arranged in said airtight container, wherein said supporting member is produced by a step of heating and drawing a substrate of said supporting member;
- and a step of forming an electroconductive film on a surface of said substrate during a process of cooling said substrate from the heating.
A method of manufacturing an image displaying apparatus comprising an airtight container, and a supporting member arranged in said airtight container, wherein said supporting member is produced by a step of heating and drawing a substrate of said supporting member;
- and a step of applying a material providing said supporting member with an electroconductivity to a surface of the substrate during a process of cooling said substrate from the heating.
A method of manufacturing an image displaying apparatus comprising an airtight container, and a supporting member arranged in said airtight container, wherein said supporting member is produced by a step of forming a substrate of said supporting member by heating, wherein an electroconductive film is formed on a surface of said substrate in said forming step.
A method of manufacturing an image displaying apparatus comprising an airtight container, and a supporting member arranged in said airtight container, wherein said supporting member is produced by a step of forming a substrate of said supporting member, wherein a material providing said supporting member with electroconductivity is applied on a surface of said substrate in said forming step.
A method of manufacturing an image displaying apparatus comprising an airtight container, and a supporting member arranged in said airtight container, wherein said supporting member is produced by a step of forming a substrate of said supporting member by heating;
- and a step of forming an electroconductive film on a surface of said substrate during a process of cooling said substrate from the heating.
A method of manufacturing an image displaying apparatus comprising an airtight container, and a supporting member arranged in said airtight container, wherein said supporting member is produced by a step of forming a substrate of said supporting member by heating;
- and a step of applying a material providing said supporting member with an electric conductivity to a surface of said substrate.
Dependencies are inferred from the claim text.