GB545176A - Improvements in apparatus for loading sheath wire electric heating units - Google Patents
Improvements in apparatus for loading sheath wire electric heating unitsInfo
- Publication number
- GB545176A GB545176A GB9437/41A GB943741A GB545176A GB 545176 A GB545176 A GB 545176A GB 9437/41 A GB9437/41 A GB 9437/41A GB 943741 A GB943741 A GB 943741A GB 545176 A GB545176 A GB 545176A
- Authority
- GB
- United Kingdom
- Prior art keywords
- sheath
- insulating material
- centralizer
- latch
- shutter
- 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
- 238000005485 electric heating Methods 0.000 title abstract 2
- 239000011810 insulating material Substances 0.000 abstract 7
- 238000010438 heat treatment Methods 0.000 abstract 2
- 230000000994 depressogenic effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 238000009413 insulation Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 abstract 1
- 229910052753 mercury Inorganic materials 0.000 abstract 1
- 230000010355 oscillation Effects 0.000 abstract 1
- 230000000737 periodic effect Effects 0.000 abstract 1
- 238000007665 sagging Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/42—Heating elements having the shape of rods or tubes non-flexible
- H05B3/48—Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material
- H05B3/52—Apparatus or processes for filling or compressing insulating material in tubes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/16—Rigid-tube cables
-
- 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
- Y10T29/49087—Resistor making with envelope or housing
- Y10T29/49089—Filling with powdered insulation
Landscapes
- Baking, Grill, Roasting (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US347446A US2316659A (en) | 1940-07-25 | 1940-07-25 | Apparatus for loading sheath wire heating units |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB545176A true GB545176A (en) | 1942-05-13 |
Family
ID=23363726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB9437/41A Expired GB545176A (en) | 1940-07-25 | 1941-07-25 | Improvements in apparatus for loading sheath wire electric heating units |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2316659A (enExample) |
| BE (1) | BE448813A (enExample) |
| FR (1) | FR52066E (enExample) |
| GB (1) | GB545176A (enExample) |
-
0
- BE BE448813D patent/BE448813A/xx unknown
-
1940
- 1940-07-25 US US347446A patent/US2316659A/en not_active Expired - Lifetime
-
1941
- 1941-07-25 GB GB9437/41A patent/GB545176A/en not_active Expired
-
1942
- 1942-04-17 FR FR52066D patent/FR52066E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2316659A (en) | 1943-04-13 |
| FR52066E (fr) | 1943-06-30 |
| BE448813A (enExample) |
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