US3503126A - Method of making electrostatic screens,especially for toroidal transformers - Google Patents

Method of making electrostatic screens,especially for toroidal transformers Download PDF

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Publication number
US3503126A
US3503126A US623327A US3503126DA US3503126A US 3503126 A US3503126 A US 3503126A US 623327 A US623327 A US 623327A US 3503126D A US3503126D A US 3503126DA US 3503126 A US3503126 A US 3503126A
Authority
US
United States
Prior art keywords
tape
paint
winding
screen
toroidal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US623327A
Other languages
English (en)
Inventor
Brian Michael Faller
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hawker Siddeley Dynamics Ltd
BAE Systems PLC
Original Assignee
Hawker Siddeley Dynamics Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hawker Siddeley Dynamics Ltd filed Critical Hawker Siddeley Dynamics Ltd
Application granted granted Critical
Publication of US3503126A publication Critical patent/US3503126A/en
Assigned to BRITISH AEROSPACE PUBLIC LIMITED COMPANY reassignment BRITISH AEROSPACE PUBLIC LIMITED COMPANY CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). EFFECTIVE JAN. 2, 1981 Assignors: BRITISH AEROSPACE LIMITED
Assigned to BRITISH AEROSPACE reassignment BRITISH AEROSPACE ASSIGNOR HEREBY ASSIGNS NUNC PRO TUNC AS OF NOV. 22, 1978, THE ENTIRE INTEREST TO SAID ASSIGNEE TO SAID ASSIGNEE IN SAID PATENTS AND PATENT APPLICATIONS Assignors: HAWKER SIDDELEY DYNAMICS LIMITED
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/32—Insulating of coils, windings, or parts thereof
    • H01F27/324—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H01F27/363—Electric or magnetic shields or screens made of electrically conductive material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor

Definitions

  • a method according to claim 1, comprising the further steps of curing the paint and applying at least one half lap layer of porous tape over the paint layer.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Regulation Of General Use Transformers (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Insulating Of Coils (AREA)
US623327A 1966-03-17 1967-03-15 Method of making electrostatic screens,especially for toroidal transformers Expired - Lifetime US3503126A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB01827/66A GB1185304A (en) 1966-03-17 1966-03-17 Electrostatic Screens, especially for Toroidal Transformers.

Publications (1)

Publication Number Publication Date
US3503126A true US3503126A (en) 1970-03-31

Family

ID=9993429

Family Applications (1)

Application Number Title Priority Date Filing Date
US623327A Expired - Lifetime US3503126A (en) 1966-03-17 1967-03-15 Method of making electrostatic screens,especially for toroidal transformers

Country Status (5)

Country Link
US (1) US3503126A (forum.php)
BE (1) BE695710A (forum.php)
GB (1) GB1185304A (forum.php)
NL (1) NL6703891A (forum.php)
SE (1) SE325080B (forum.php)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3676772A (en) * 1970-08-18 1972-07-11 Nasa Metallic intrusion detector system
US4459576A (en) * 1982-09-29 1984-07-10 Westinghouse Electric Corp. Toroidal transformer with electrostatic shield
US20120194168A1 (en) * 2011-01-28 2012-08-02 Mitsubishi Aircraft Corporation Lightning current detection sensor
US20140176292A1 (en) * 2012-12-21 2014-06-26 Raytheon Company Shield for toroidal core electromagnetic device, and toroidal core electromagnetic devices utilizing such shields
CN113611506A (zh) * 2021-07-23 2021-11-05 保定天威保变电气股份有限公司 一种螺旋式线圈端部的梯形双层静电环结构及使用方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE446787B (sv) * 1985-02-19 1986-10-06 Asea Ab Elektrostatisk skerm

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1320980A (en) * 1918-09-21 1919-11-04 Western Electric Co Transformer.
US1586889A (en) * 1926-06-01 Magnetic structure and method op manupacture
US3032729A (en) * 1957-05-16 1962-05-01 Phillips Petroleum Co Temperature stable transformer
US3063135A (en) * 1962-11-13 E clark
US3143720A (en) * 1961-03-02 1964-08-04 Space Technology Lab Inc Superconductive transformer
US3149296A (en) * 1961-01-03 1964-09-15 Gulton Ind Inc Shielded transformer
US3292127A (en) * 1963-07-01 1966-12-13 Beckman Instruments Inc Closed circuit resistive shielding for multiwinding transformers

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1586889A (en) * 1926-06-01 Magnetic structure and method op manupacture
US3063135A (en) * 1962-11-13 E clark
US1320980A (en) * 1918-09-21 1919-11-04 Western Electric Co Transformer.
US3032729A (en) * 1957-05-16 1962-05-01 Phillips Petroleum Co Temperature stable transformer
US3149296A (en) * 1961-01-03 1964-09-15 Gulton Ind Inc Shielded transformer
US3143720A (en) * 1961-03-02 1964-08-04 Space Technology Lab Inc Superconductive transformer
US3292127A (en) * 1963-07-01 1966-12-13 Beckman Instruments Inc Closed circuit resistive shielding for multiwinding transformers

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3676772A (en) * 1970-08-18 1972-07-11 Nasa Metallic intrusion detector system
US4459576A (en) * 1982-09-29 1984-07-10 Westinghouse Electric Corp. Toroidal transformer with electrostatic shield
US20120194168A1 (en) * 2011-01-28 2012-08-02 Mitsubishi Aircraft Corporation Lightning current detection sensor
US9013170B2 (en) * 2011-01-28 2015-04-21 Mitsubishi Aircraft Corporation Lightning current detection sensor
US20140176292A1 (en) * 2012-12-21 2014-06-26 Raytheon Company Shield for toroidal core electromagnetic device, and toroidal core electromagnetic devices utilizing such shields
US9257224B2 (en) * 2012-12-21 2016-02-09 Raytheon Company Shield for toroidal core electromagnetic device, and toroidal core electromagnetic devices utilizing such shields
US9941047B2 (en) 2012-12-21 2018-04-10 Raytheon Company Shield for toroidal core electromagnetic device, and toroidal core electromagnetic devices utilizing such shields
CN113611506A (zh) * 2021-07-23 2021-11-05 保定天威保变电气股份有限公司 一种螺旋式线圈端部的梯形双层静电环结构及使用方法
CN113611506B (zh) * 2021-07-23 2022-10-21 保定天威保变电气股份有限公司 一种螺旋式线圈端部的梯形双层静电环结构及使用方法

Also Published As

Publication number Publication date
DE1613746A1 (de) 1970-10-22
SE325080B (forum.php) 1970-06-22
GB1185304A (en) 1970-03-25
NL6703891A (forum.php) 1967-09-18
BE695710A (forum.php) 1967-09-01
DE1613746B2 (de) 1972-07-20

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Legal Events

Date Code Title Description
AS Assignment

Owner name: BRITISH AEROSPACE PUBLIC LIMITED COMPANY, DISTRICT

Free format text: CHANGE OF NAME;ASSIGNOR:BRITISH AEROSPACE LIMITED;REEL/FRAME:004080/0820

Effective date: 19820106

Owner name: BRITISH AEROSPACE PUBLIC LIMITED COMPANY

Free format text: CHANGE OF NAME;ASSIGNOR:BRITISH AEROSPACE LIMITED;REEL/FRAME:004080/0820

Effective date: 19820106

AS Assignment

Owner name: BRITISH AEROSPACE, ENGLAND

Free format text: ASSIGNOR HEREBY ASSIGNS NUNC PRO TUNC AS OF NOV. 22, 1978, THE ENTIRE INTEREST TO SAID ASSIGNEE TO SAID ASSIGNEE IN SAID PATENTS AND PATENT APPLICATIONS;ASSIGNOR:HAWKER SIDDELEY DYNAMICS LIMITED;REEL/FRAME:003949/0771

Effective date: 19811218

Owner name: BRITISH AEROSPACE, BROOKLANDS RD., WEYBRIDGE SURRE

Free format text: ASSIGNOR HEREBY ASSIGNS NUNC PRO TUNC AS OF NOV. 22, 1978, THE ENTIRE INTEREST TO SAID ASSIGNEE TO SAID ASSIGNEE IN SAID PATENTS AND PATENT APPLICATIONS;ASSIGNOR:HAWKER SIDDELEY DYNAMICS LIMITED;REEL/FRAME:003949/0771

Effective date: 19811218