US2741687A - Pyrolytic carbon resistors - Google Patents

Pyrolytic carbon resistors Download PDF

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Publication number
US2741687A
US2741687A US375755A US37575553A US2741687A US 2741687 A US2741687 A US 2741687A US 375755 A US375755 A US 375755A US 37575553 A US37575553 A US 37575553A US 2741687 A US2741687 A US 2741687A
Authority
US
United States
Prior art keywords
pyrolytic carbon
resistor
carbon resistors
varnish
resistors
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
US375755A
Inventor
Toppari John
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.)
Erie Resistor Corp
Original Assignee
Erie Resistor Corp
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 Erie Resistor Corp filed Critical Erie Resistor Corp
Priority to US375755A priority Critical patent/US2741687A/en
Priority to GB24210/54A priority patent/GB746258A/en
Application granted granted Critical
Publication of US2741687A publication Critical patent/US2741687A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C1/00—Details
    • H01C1/02—Housing; Enclosing; Embedding; Filling the housing or enclosure
    • H01C1/032—Housing; Enclosing; Embedding; Filling the housing or enclosure plural layers surrounding the resistive element
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C1/00—Details
    • H01C1/02—Housing; Enclosing; Embedding; Filling the housing or enclosure
    • H01C1/034—Housing; Enclosing; Embedding; Filling the housing or enclosure the housing or enclosure being formed as coating or mould without outer sheath
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
    • H01C17/06—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base
    • H01C17/20—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base by pyrolytic processes
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2918—Rod, strand, filament or fiber including free carbon or carbide or therewith [not as steel]
    • Y10T428/292—In coating or impregnation
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31511—Of epoxy ether
    • Y10T428/31515—As intermediate layer

Description

A ril l0, 1956 TOPPARI PYROLYTC CARBON RESSTORS F11ed Au 21 1953 FIG.4
INVENTOR ATTORNEY

Claims (1)

1. A PYROLYTIC CARBON RESISTOR COMPRISING A BODY OF INSULATING MATERIAL WITH A CARBON FILM THEREON, A VARNISH COATING ON THE RESISTOR, AND AN OUTER PLASTIC CASE METHOD AROUND THE RESISTOR, SAID CASE BEING OF A PLASTIC CHEMICALLY INERT OR INACTIVE TO THE VARNISH DURING THE MOLDING OPERATION AND OF THE TYPE NOT EVOLVING WATER VAPOR DURING MOLDING.
US375755A 1953-08-21 1953-08-21 Pyrolytic carbon resistors Expired - Lifetime US2741687A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US375755A US2741687A (en) 1953-08-21 1953-08-21 Pyrolytic carbon resistors
GB24210/54A GB746258A (en) 1953-08-21 1954-08-19 Pyrolytic resistor consisting of or containing carbon

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US375755A US2741687A (en) 1953-08-21 1953-08-21 Pyrolytic carbon resistors

Publications (1)

Publication Number Publication Date
US2741687A true US2741687A (en) 1956-04-10

Family

ID=23482188

Family Applications (1)

Application Number Title Priority Date Filing Date
US375755A Expired - Lifetime US2741687A (en) 1953-08-21 1953-08-21 Pyrolytic carbon resistors

Country Status (2)

Country Link
US (1) US2741687A (en)
GB (1) GB746258A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2933589A (en) * 1954-05-03 1960-04-19 Painton And Company Ltd Electrical resistors
US20040026106A1 (en) * 2000-08-30 2004-02-12 Roland Peinsipp Electrical component and method for production thereof
US20040090303A1 (en) * 2000-12-14 2004-05-13 Harald Schopf Electrical component and method for producing the same
US20050146412A1 (en) * 2004-01-06 2005-07-07 Kanthal Corporation Gas permeable resistor casing
CN102110505A (en) * 2010-12-16 2011-06-29 陈小诚 Mould pressing plastic package method for resistance network
US20150303012A1 (en) * 2012-11-26 2015-10-22 Smart Electronics Inc. Complex protection device for blocking abnormal state of current and voltage
US20150364286A1 (en) * 2014-06-13 2015-12-17 Smart Electronics Inc. Complex protection device

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1102880B (en) * 1959-02-28 1961-03-23 Werk Fuer Bauelemente Der Nach Process for the production of sheet resistors of high constancy
DE1175341B (en) * 1959-09-17 1964-08-06 Siemens Ag Layer resistance encased in a plastic compound and process for its manufacture
DE1665858B1 (en) * 1967-01-27 1973-03-29 Siemens Ag Method for producing an electrical sheet resistance that is non-flammable in the event of overload

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1859112A (en) * 1928-12-18 1932-05-17 Silberstein Isidor Method of manufacturing electrical resistances
US2500449A (en) * 1948-03-29 1950-03-14 Shell Dev Compositions of matter containing glycidyl ethers and oxalic acid
US2617149A (en) * 1949-12-31 1952-11-11 Kellogg M W Co Method of forming sheets from perfluorochlorocarbon plastic

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1859112A (en) * 1928-12-18 1932-05-17 Silberstein Isidor Method of manufacturing electrical resistances
US2500449A (en) * 1948-03-29 1950-03-14 Shell Dev Compositions of matter containing glycidyl ethers and oxalic acid
US2617149A (en) * 1949-12-31 1952-11-11 Kellogg M W Co Method of forming sheets from perfluorochlorocarbon plastic

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2933589A (en) * 1954-05-03 1960-04-19 Painton And Company Ltd Electrical resistors
US20040026106A1 (en) * 2000-08-30 2004-02-12 Roland Peinsipp Electrical component and method for production thereof
US7430797B2 (en) 2000-08-30 2008-10-07 Epcos Ag Method for making an electrical component
US7145430B2 (en) * 2000-08-30 2006-12-05 Epcos Ag Electrical component and method for making the component
US20040090303A1 (en) * 2000-12-14 2004-05-13 Harald Schopf Electrical component and method for producing the same
US6933829B2 (en) * 2000-12-14 2005-08-23 Epcos Ag Electrical component having a protective layer
US7161462B2 (en) 2004-01-06 2007-01-09 Kanthal Corporation Gas permeable resistor casing
US20050146412A1 (en) * 2004-01-06 2005-07-07 Kanthal Corporation Gas permeable resistor casing
CN102110505A (en) * 2010-12-16 2011-06-29 陈小诚 Mould pressing plastic package method for resistance network
US20150303012A1 (en) * 2012-11-26 2015-10-22 Smart Electronics Inc. Complex protection device for blocking abnormal state of current and voltage
US9607795B2 (en) * 2012-11-26 2017-03-28 Smart Electronics Inc. Complex protection device for blocking abnormal state of current and voltage
US20150364286A1 (en) * 2014-06-13 2015-12-17 Smart Electronics Inc. Complex protection device
CN105206479A (en) * 2014-06-13 2015-12-30 斯玛特电子公司 Complex Protection Element

Also Published As

Publication number Publication date
GB746258A (en) 1956-03-14

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