FR1007835A - Perfectionnements apportés aux interrupteurs à air comprimé par piston - Google Patents
Perfectionnements apportés aux interrupteurs à air comprimé par pistonInfo
- Publication number
- FR1007835A FR1007835A FR1007835DA FR1007835A FR 1007835 A FR1007835 A FR 1007835A FR 1007835D A FR1007835D A FR 1007835DA FR 1007835 A FR1007835 A FR 1007835A
- Authority
- FR
- France
- Prior art keywords
- compressed air
- improvements made
- air piston
- piston switches
- switches
- 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
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
- H01H33/90—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism
- H01H33/91—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism the arc-extinguishing fluid being air or gas
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1007835T | 1948-04-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1007835A true FR1007835A (fr) | 1952-05-12 |
Family
ID=9566896
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1007835D Expired FR1007835A (fr) | 1948-04-06 | 1948-04-06 | Perfectionnements apportés aux interrupteurs à air comprimé par piston |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE486537A (pt) |
CH (1) | CH283543A (pt) |
FR (1) | FR1007835A (pt) |
NL (1) | NL71901C (pt) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2038939A5 (pt) * | 1969-03-14 | 1971-01-08 | Siemens Ag |
-
0
- NL NL71901D patent/NL71901C/xx active
- BE BE486537D patent/BE486537A/xx unknown
-
1948
- 1948-04-06 FR FR1007835D patent/FR1007835A/fr not_active Expired
-
1949
- 1949-03-18 CH CH283543D patent/CH283543A/fr unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2038939A5 (pt) * | 1969-03-14 | 1971-01-08 | Siemens Ag |
Also Published As
Publication number | Publication date |
---|---|
CH283543A (fr) | 1952-06-15 |
BE486537A (pt) | |
NL71901C (pt) |
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