CH339298A - Elektrischer Widerstandsheizkörper - Google Patents
Elektrischer WiderstandsheizkörperInfo
- Publication number
- CH339298A CH339298A CH339298DA CH339298A CH 339298 A CH339298 A CH 339298A CH 339298D A CH339298D A CH 339298DA CH 339298 A CH339298 A CH 339298A
- Authority
- CH
- Switzerland
- Prior art keywords
- heating conductor
- shell
- hollow
- resistance
- electrically insulating
- Prior art date
Links
- 239000004020 conductor Substances 0.000 claims description 59
- 238000010438 heat treatment Methods 0.000 claims description 53
- 239000000463 material Substances 0.000 claims description 10
- 239000012777 electrically insulating material Substances 0.000 claims description 7
- 239000011810 insulating material Substances 0.000 claims description 6
- 239000012772 electrical insulation material Substances 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 description 11
- 239000002184 metal Substances 0.000 description 11
- 239000007787 solid Substances 0.000 description 9
- 238000010276 construction Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 238000007723 die pressing method Methods 0.000 description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 3
- 239000000395 magnesium oxide Substances 0.000 description 3
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/10—Measuring tapes
- G01B3/1041—Measuring tapes characterised by casings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/10—Measuring tapes
- G01B3/1041—Measuring tapes characterised by casings
- G01B3/1046—Details of external structure thereof, e.g. shapes for ensuring firmer hold
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/10—Measuring tapes
- G01B3/1084—Tapes combined with arrangements for functions other than measuring lengths
- G01B3/1092—Tapes combined with arrangements for functions other than measuring lengths for performing length measurements and at least one other measurement of a different nature, e.g. bubble-type level
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/18—Measuring inclination, e.g. by clinometers, by levels by using liquids
- G01C9/24—Measuring inclination, e.g. by clinometers, by levels by using liquids in closed containers partially filled with liquid so as to leave a gas bubble
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/06—Switches operated by change of speed
- H01H35/10—Centrifugal switches
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Resistance Heating (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US1126811XA | 1954-07-07 | 1954-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH339298A true CH339298A (de) | 1959-06-30 |
Family
ID=22345284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH339298D CH339298A (de) | 1954-07-07 | 1955-07-07 | Elektrischer Widerstandsheizkörper |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE539613A (enrdf_load_stackoverflow) |
| CH (1) | CH339298A (enrdf_load_stackoverflow) |
| DE (1) | DE1053110B (enrdf_load_stackoverflow) |
| FR (1) | FR1126811A (enrdf_load_stackoverflow) |
| GB (1) | GB775522A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3092799A (en) * | 1958-02-18 | 1963-06-04 | Nat Res Dev | Apparatus for detecting combustible gases having an electrically conductive member enveloped in a refractory material |
| NL153755C (nl) * | 1966-10-20 | 1977-11-15 | Stichting Reactor Centrum | Werkwijze voor het vervaardigen van een elektrisch verwarmingselement, alsmede verwarmingselement vervaardigd met toepassing van deze werkwijze. |
| GB2279855A (en) * | 1993-07-02 | 1995-01-11 | Zortech Int | Resistance tubular heating wire |
| DE19628471C2 (de) * | 1995-07-14 | 2003-08-28 | Eldis Ehmki & Schmid Ohg | Gehäusewiderstand |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR476666A (fr) * | 1914-05-01 | 1915-08-24 | Ateliers De Constructions Electriques Du Nord Et De Lest | Élément de chauffage électrique |
-
0
- BE BE539613D patent/BE539613A/fr unknown
- GB GB775522D patent/GB775522A/en not_active Expired
-
1955
- 1955-06-29 FR FR1126811D patent/FR1126811A/fr not_active Expired
- 1955-07-06 DE DEG17534A patent/DE1053110B/de active Pending
- 1955-07-07 CH CH339298D patent/CH339298A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE539613A (enrdf_load_stackoverflow) | |
| GB775522A (enrdf_load_stackoverflow) | 1900-01-01 |
| DE1053110B (de) | 1959-03-19 |
| FR1126811A (fr) | 1956-12-03 |
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