GB265113A - Improvements in the manufacture of filaments for electric incandescent lamps - Google Patents
Improvements in the manufacture of filaments for electric incandescent lampsInfo
- Publication number
- GB265113A GB265113A GB29284/26A GB2928426A GB265113A GB 265113 A GB265113 A GB 265113A GB 29284/26 A GB29284/26 A GB 29284/26A GB 2928426 A GB2928426 A GB 2928426A GB 265113 A GB265113 A GB 265113A
- Authority
- GB
- United Kingdom
- Prior art keywords
- filament
- filaments
- manufacture
- former
- incandescent lamps
- 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
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000137 annealing Methods 0.000 abstract 1
- 238000007665 sagging Methods 0.000 abstract 1
- 238000004804 winding Methods 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
- B26D1/14—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
- B26D1/143—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a stationary axis
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
- H01K3/02—Manufacture of incandescent bodies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
- H01K3/02—Manufacture of incandescent bodies
- H01K3/04—Machines therefor
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Mechanical Engineering (AREA)
- Resistance Heating (AREA)
- Treatment Of Fiber Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE265113X | 1926-07-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB265113A true GB265113A (en) | 1927-02-03 |
Family
ID=5992748
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB29284/26A Expired GB265113A (en) | 1926-07-10 | 1926-11-19 | Improvements in the manufacture of filaments for electric incandescent lamps |
Country Status (4)
Country | Link |
---|---|
US (1) | US1726480A (enrdf_load_stackoverflow) |
FR (1) | FR634873A (enrdf_load_stackoverflow) |
GB (1) | GB265113A (enrdf_load_stackoverflow) |
NL (1) | NL21496C (enrdf_load_stackoverflow) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2449653A (en) * | 1946-07-27 | 1948-09-21 | Dorothy J Isaac | Filament forming apparatus |
US2655952A (en) * | 1949-05-28 | 1953-10-20 | Sylvania Electric Prod | Method of forming lamp filaments |
US2759498A (en) * | 1949-05-28 | 1956-08-21 | Sylvania Electric Prod | Apparatus for forming lamp filaments |
US2644102A (en) * | 1950-08-10 | 1953-06-30 | Gen Electric | Incandescent lamp mount and manufacture thereof |
US2691817A (en) * | 1950-12-14 | 1954-10-19 | Westinghouse Electric Corp | Device for applying coiled filaments to setting mandrels |
US2633552A (en) * | 1951-06-04 | 1953-03-31 | Westinghouse Electric Corp | Lamp, filament therefor and method |
US2693204A (en) * | 1952-05-29 | 1954-11-02 | Westinghouse Electric Corp | Coil bending machine for projection lamp filaments |
US3122176A (en) * | 1958-10-27 | 1964-02-25 | Philips Corp | Method of manufacturing bodies consisting of helically wound wire |
US3160181A (en) * | 1961-03-27 | 1964-12-08 | Sylvania Electric Prod | Method of and apparatus for feeding, compressing, stretching and transferring filaments |
US3233637A (en) * | 1962-12-31 | 1966-02-08 | Alvis R Knowles | Heating element and method and apparatus for making the same |
-
0
- NL NL21496D patent/NL21496C/xx active
-
1926
- 1926-11-19 GB GB29284/26A patent/GB265113A/en not_active Expired
-
1927
- 1927-05-07 US US189506A patent/US1726480A/en not_active Expired - Lifetime
- 1927-05-23 FR FR634873D patent/FR634873A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR634873A (fr) | 1928-03-01 |
NL21496C (enrdf_load_stackoverflow) | |
US1726480A (en) | 1929-08-27 |
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