FR943050A - Improvements to portable electric lights - Google Patents
Improvements to portable electric lightsInfo
- Publication number
- FR943050A FR943050A FR943050DA FR943050A FR 943050 A FR943050 A FR 943050A FR 943050D A FR943050D A FR 943050DA FR 943050 A FR943050 A FR 943050A
- Authority
- FR
- France
- Prior art keywords
- portable electric
- electric lights
- lights
- portable
- electric
- 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
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1853—Rotary generators driven by intermittent forces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
- F21L13/00—Electric lighting devices with built-in electric generators
- F21L13/06—Electric lighting devices with built-in electric generators with mechanical drive, e.g. spring
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR943050T | 1947-03-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR943050A true FR943050A (en) | 1949-02-24 |
Family
ID=9471087
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR943050D Expired FR943050A (en) | 1947-03-12 | 1947-03-12 | Improvements to portable electric lights |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR943050A (en) |
-
1947
- 1947-03-12 FR FR943050D patent/FR943050A/en not_active Expired
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