GB191404184A - A Method of Manufacture of Heating Conductors for Thermic Telephones from Platinum Wires Treated by the Wollastone Process. - Google Patents
A Method of Manufacture of Heating Conductors for Thermic Telephones from Platinum Wires Treated by the Wollastone Process.Info
- Publication number
- GB191404184A GB191404184A GB191404184DA GB191404184A GB 191404184 A GB191404184 A GB 191404184A GB 191404184D A GB191404184D A GB 191404184DA GB 191404184 A GB191404184 A GB 191404184A
- Authority
- GB
- United Kingdom
- Prior art keywords
- wollastone
- manufacture
- heating conductors
- platinum wires
- wires treated
- 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
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 title abstract 4
- 239000004020 conductor Substances 0.000 title abstract 2
- 229910052697 platinum Inorganic materials 0.000 title abstract 2
- 238000000034 method Methods 0.000 title 2
- 238000010438 heat treatment Methods 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000002253 acid Substances 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 239000011810 insulating material Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
- H04R23/002—Transducers other than those covered by groups H04R9/00 - H04R21/00 using electrothermic-effect transducer
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Resistance Heating (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Insulating Bodies (AREA)
- Wire Processing (AREA)
- Connections Arranged To Contact A Plurality Of Conductors (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE306014T | 1913-05-08 | ||
| DE309334T | 1913-06-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB191404184A true GB191404184A (en) | 1915-02-11 |
Family
ID=32826443
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB191404184D Expired GB191404184A (en) | 1913-05-08 | 1914-02-18 | A Method of Manufacture of Heating Conductors for Thermic Telephones from Platinum Wires Treated by the Wollastone Process. |
| GB191404203D Expired GB191404203A (en) | 1913-05-08 | 1914-02-18 | A Method of Manufacture of Heating Conductors for Thermic Telephones from Platinum Wires Trated by the Wollastone Process. |
| GB191404220D Expired GB191404220A (en) | 1913-05-08 | 1914-02-18 | A Support for the Heating Conductor of Thermic Telephones, and a Method for its Manufacture. |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB191404203D Expired GB191404203A (en) | 1913-05-08 | 1914-02-18 | A Method of Manufacture of Heating Conductors for Thermic Telephones from Platinum Wires Trated by the Wollastone Process. |
| GB191404220D Expired GB191404220A (en) | 1913-05-08 | 1914-02-18 | A Support for the Heating Conductor of Thermic Telephones, and a Method for its Manufacture. |
Country Status (4)
| Country | Link |
|---|---|
| DE (3) | DE306014C (enrdf_load_stackoverflow) |
| FR (1) | FR468597A (enrdf_load_stackoverflow) |
| GB (3) | GB191404184A (enrdf_load_stackoverflow) |
| NL (2) | NL2566C (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20200173320A1 (en) | 2017-09-25 | 2020-06-04 | Faurecia Emissions Control Technologies, Usa, Llc | Acoustic volume in hot-end of exhaust systems |
-
0
- NL NL1896D patent/NL1896C/xx active
- DE DENDAT305716D patent/DE305716C/de active Active
- NL NL2566D patent/NL2566C/xx active
-
1913
- 1913-05-08 DE DE1913306014D patent/DE306014C/de not_active Expired - Lifetime
- 1913-06-03 DE DE1913309334D patent/DE309334C/de not_active Expired - Lifetime
-
1914
- 1914-02-18 GB GB191404184D patent/GB191404184A/en not_active Expired
- 1914-02-18 GB GB191404203D patent/GB191404203A/en not_active Expired
- 1914-02-18 GB GB191404220D patent/GB191404220A/en not_active Expired
- 1914-02-18 FR FR468597A patent/FR468597A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR468597A (fr) | 1914-07-09 |
| NL2566C (enrdf_load_stackoverflow) | |
| GB191404203A (en) | 1915-02-11 |
| GB191404220A (en) | 1915-04-29 |
| NL1896C (enrdf_load_stackoverflow) | |
| DE306014C (enrdf_load_stackoverflow) | |
| DE305716C (enrdf_load_stackoverflow) | |
| DE309334C (enrdf_load_stackoverflow) |
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