GB343342A - Improvements in and relating to resistance units and methods of making the same - Google Patents
Improvements in and relating to resistance units and methods of making the sameInfo
- Publication number
- GB343342A GB343342A GB7747/30A GB774730A GB343342A GB 343342 A GB343342 A GB 343342A GB 7747/30 A GB7747/30 A GB 7747/30A GB 774730 A GB774730 A GB 774730A GB 343342 A GB343342 A GB 343342A
- Authority
- GB
- United Kingdom
- Prior art keywords
- unit
- contacts
- resistance
- helix
- march
- 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
Links
- 239000000463 material Substances 0.000 abstract 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 2
- 229910052799 carbon Inorganic materials 0.000 abstract 2
- 229910000906 Bronze Inorganic materials 0.000 abstract 1
- 229910000570 Cupronickel Inorganic materials 0.000 abstract 1
- 241001486234 Sciota Species 0.000 abstract 1
- FJWGYAHXMCUOOM-QHOUIDNNSA-N [(2s,3r,4s,5r,6r)-2-[(2r,3r,4s,5r,6s)-4,5-dinitrooxy-2-(nitrooxymethyl)-6-[(2r,3r,4s,5r,6s)-4,5,6-trinitrooxy-2-(nitrooxymethyl)oxan-3-yl]oxyoxan-3-yl]oxy-3,5-dinitrooxy-6-(nitrooxymethyl)oxan-4-yl] nitrate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O)O[C@H]1[C@@H]([C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@@H](CO[N+]([O-])=O)O1)O[N+]([O-])=O)CO[N+](=O)[O-])[C@@H]1[C@@H](CO[N+]([O-])=O)O[C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O FJWGYAHXMCUOOM-QHOUIDNNSA-N 0.000 abstract 1
- 239000010974 bronze Substances 0.000 abstract 1
- 239000011280 coal tar Substances 0.000 abstract 1
- 239000011294 coal tar pitch Substances 0.000 abstract 1
- YOCUPQPZWBBYIX-UHFFFAOYSA-N copper nickel Chemical compound [Ni].[Cu] YOCUPQPZWBBYIX-UHFFFAOYSA-N 0.000 abstract 1
- 239000004922 lacquer Substances 0.000 abstract 1
- 229920001220 nitrocellulos Polymers 0.000 abstract 1
- 229940079938 nitrocellulose Drugs 0.000 abstract 1
- 230000009972 noncorrosive effect Effects 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/14—Terminals or tapping points or electrodes specially adapted for resistors; Arrangements of terminals or tapping points or electrodes on resistors
- H01C1/148—Terminals or tapping points or electrodes specially adapted for resistors; Arrangements of terminals or tapping points or electrodes on resistors the terminals embracing or surrounding the resistive element
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/14—Terminals or tapping points or electrodes specially adapted for resistors; Arrangements of terminals or tapping points or electrodes on resistors
-
- 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
- H01C7/001—Mass resistors
-
- 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
- Y10T29/49082—Resistor making
- Y10T29/49101—Applying terminal
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Apparatuses And Processes For Manufacturing Resistors (AREA)
- Adjustable Resistors (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US345457A US1889618A (en) | 1929-03-08 | 1929-03-08 | Resistance unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB343342A true GB343342A (en) | 1931-02-19 |
Family
ID=23355130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB7747/30A Expired GB343342A (en) | 1929-03-08 | 1930-03-10 | Improvements in and relating to resistance units and methods of making the same |
Country Status (5)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3064335A (en) * | 1959-02-24 | 1962-11-20 | Carrier Corp | Method of manufacturing variable resistors |
| US4142022A (en) * | 1976-04-05 | 1979-02-27 | Brunswick Corporation | Ceramic-metal laminate |
-
1929
- 1929-03-08 US US345457A patent/US1889618A/en not_active Expired - Lifetime
-
1930
- 1930-03-07 NL NL29182D patent/NL29182C/xx active
- 1930-03-07 FR FR691431D patent/FR691431A/fr not_active Expired
- 1930-03-09 DE DE1930567939D patent/DE567939C/de not_active Expired
- 1930-03-10 GB GB7747/30A patent/GB343342A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US1889618A (en) | 1932-11-29 |
| FR691431A (fr) | 1930-10-21 |
| DE567939C (de) | 1933-01-13 |
| NL29182C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1933-03-15 |
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