FR994387A - Perfectionnement à la commande de appareils électro-médicaux - Google Patents
Perfectionnement à la commande de appareils électro-médicauxInfo
- Publication number
- FR994387A FR994387A FR994387DA FR994387A FR 994387 A FR994387 A FR 994387A FR 994387D A FR994387D A FR 994387DA FR 994387 A FR994387 A FR 994387A
- Authority
- FR
- France
- Prior art keywords
- electro
- control
- medical devices
- further training
- training
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
- H01H9/38—Auxiliary contacts on to which the arc is transferred from the main contacts
- H01H9/386—Arcing contact pivots relative to the fixed contact assembly
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Breakers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US41645A US2571933A (en) | 1948-07-30 | 1948-07-30 | Air circuit breaker |
Publications (1)
Publication Number | Publication Date |
---|---|
FR994387A true FR994387A (fr) | 1951-11-15 |
Family
ID=21917597
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR994387D Expired FR994387A (fr) | 1948-07-30 | 1949-05-18 | Perfectionnement à la commande de appareils électro-médicaux |
Country Status (2)
Country | Link |
---|---|
US (1) | US2571933A (fr) |
FR (1) | FR994387A (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE519241A (fr) * | 1952-04-18 | |||
US2769062A (en) * | 1952-10-21 | 1956-10-30 | Westinghouse Electric Corp | Air circuit breaker contacts |
BE559655A (fr) * | 1956-07-31 | |||
US3513275A (en) * | 1966-04-14 | 1970-05-19 | Westinghouse Electric Corp | Circuit breaker with improved current path and contact means |
US3729606A (en) * | 1972-03-07 | 1973-04-24 | Gen Electric | Electric circuit breaker with means for promoting current transfer to arcing contacts |
JP2009134995A (ja) * | 2007-11-30 | 2009-06-18 | Mitsubishi Electric Corp | 気中遮断器 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US633772A (en) * | 1899-03-23 | 1899-09-26 | Westinghouse Electric & Mfg Co | Automatic circuit-breaker. |
US687065A (en) * | 1901-07-18 | 1901-11-19 | Gen Electric | Circuit-breaker. |
US1935428A (en) * | 1931-11-04 | 1933-11-14 | Gen Electric | Electric switch |
US2241810A (en) * | 1938-05-31 | 1941-05-13 | Westinghouse Electric & Mfg Co | Circuit breaker |
US2227160A (en) * | 1940-05-16 | 1940-12-31 | Gen Electric | Electric switch |
US2280616A (en) * | 1940-10-22 | 1942-04-21 | Gen Electric | Electric circuit breaker |
-
1948
- 1948-07-30 US US41645A patent/US2571933A/en not_active Expired - Lifetime
-
1949
- 1949-05-18 FR FR994387D patent/FR994387A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2571933A (en) | 1951-10-16 |
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