FR2238900A1 - - Google Patents
Info
- Publication number
- FR2238900A1 FR2238900A1 FR7425539A FR7425539A FR2238900A1 FR 2238900 A1 FR2238900 A1 FR 2238900A1 FR 7425539 A FR7425539 A FR 7425539A FR 7425539 A FR7425539 A FR 7425539A FR 2238900 A1 FR2238900 A1 FR 2238900A1
- Authority
- FR
- France
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23Q—IGNITION; EXTINGUISHING-DEVICES
- F23Q2/00—Lighters containing fuel, e.g. for cigarettes
- F23Q2/28—Lighters characterised by electrical ignition of the fuel
- F23Q2/285—Lighters characterised by electrical ignition of the fuel with spark ignition
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23Q—IGNITION; EXTINGUISHING-DEVICES
- F23Q3/00—Igniters using electrically-produced sparks
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Bags (AREA)
- Elimination Of Static Electricity (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19732337347 DE2337347A1 (de) | 1973-07-23 | 1973-07-23 | Vorrichtung fuer die erzeugung elektrischer funken zum zuenden von gas-luftgemischen |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2238900A1 true FR2238900A1 (fr) | 1975-02-21 |
Family
ID=5887724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7425539A Withdrawn FR2238900A1 (fr) | 1973-07-23 | 1974-07-23 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3927354A (fr) |
JP (1) | JPS5071461A (fr) |
CH (1) | CH564732A5 (fr) |
DE (1) | DE2337347A1 (fr) |
FR (1) | FR2238900A1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4288735A (en) * | 1979-09-17 | 1981-09-08 | Mcdonnell Douglas Corp. | Vibrating electret reed voltage generator |
JP6017765B2 (ja) * | 2011-07-25 | 2016-11-02 | ソニー株式会社 | 携帯型電子機器および信号処理方法 |
CN105466291B (zh) * | 2015-12-11 | 2017-01-25 | 北京理工大学 | 一种无需外部供电的自驱动点火装置及其制备方法 |
CN105566020B (zh) * | 2015-12-16 | 2018-07-27 | 北京理工大学 | 一种无需外部供电的自驱动电雷管及其制备方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH421871A (de) * | 1964-09-07 | 1966-10-15 | Maltner Heinrich Gmbh | Piezoelektrische Zündanordnung zur Zündung brennbarer Gase |
US3550257A (en) * | 1965-03-26 | 1970-12-29 | Du Pont | Apparatus and method for fabricating a filter unit |
US3384786A (en) * | 1965-12-28 | 1968-05-21 | Mansei Kogyo Kk | Manually operable piezoelectric gas lighters |
DE1632647A1 (de) * | 1966-07-16 | 1970-01-08 | Richard Halm | Kleinfeuerzeug,insbesondere Taschenfeuerzeug |
US3517206A (en) * | 1968-04-08 | 1970-06-23 | Itek Corp | Apparatus and method for optical read-out of internal electric field |
US3748727A (en) * | 1968-07-11 | 1973-07-31 | W Swain | Method of making electret transducers |
JPS5025871B1 (fr) * | 1971-06-11 | 1975-08-27 |
-
1973
- 1973-07-23 DE DE19732337347 patent/DE2337347A1/de active Pending
-
1974
- 1974-07-19 US US490213A patent/US3927354A/en not_active Expired - Lifetime
- 1974-07-23 JP JP49084530A patent/JPS5071461A/ja active Pending
- 1974-07-23 CH CH1010774A patent/CH564732A5/xx not_active IP Right Cessation
- 1974-07-23 FR FR7425539A patent/FR2238900A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JPS5071461A (fr) | 1975-06-13 |
DE2337347A1 (de) | 1975-02-20 |
CH564732A5 (fr) | 1975-07-31 |
US3927354A (en) | 1975-12-16 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |