IT1017595B - Dispositivo di osservazione di un apparecchiatura sotto tensione - Google Patents
Dispositivo di osservazione di un apparecchiatura sotto tensioneInfo
- Publication number
- IT1017595B IT1017595B IT22549/74A IT2254974A IT1017595B IT 1017595 B IT1017595 B IT 1017595B IT 22549/74 A IT22549/74 A IT 22549/74A IT 2254974 A IT2254974 A IT 2254974A IT 1017595 B IT1017595 B IT 1017595B
- Authority
- IT
- Italy
- Prior art keywords
- observation
- live equipment
- live
- equipment
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
-
- 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
- H01H9/02—Bases, casings, or covers
- H01H2009/0292—Transparent window or opening, e.g. for allowing visual inspection of contact position or contact condition
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
- Lenses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7320100A FR2232109B1 (it) | 1973-06-01 | 1973-06-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1017595B true IT1017595B (it) | 1977-08-10 |
Family
ID=9120406
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT22549/74A IT1017595B (it) | 1973-06-01 | 1974-05-10 | Dispositivo di osservazione di un apparecchiatura sotto tensione |
Country Status (5)
Country | Link |
---|---|
US (1) | US3966297A (it) |
CA (1) | CA1013182A (it) |
DE (1) | DE2424724A1 (it) |
FR (1) | FR2232109B1 (it) |
IT (1) | IT1017595B (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2355365A1 (fr) * | 1976-06-18 | 1978-01-13 | Simplex Appareils | Interrupteurs a miroir |
DE19653683C1 (de) * | 1996-12-13 | 1998-06-18 | Siemens Ag | Übertragungseinrichtung für Festkontakte von Schaltfeldern |
US20090015991A1 (en) | 2004-06-09 | 2009-01-15 | Maik Hyrenbach | Gas-Insulated Switchgear Assembly Having An Inspection Window For Visually Detecting The Switching Position Of The Switching Contacts |
CN103176269A (zh) * | 2013-04-02 | 2013-06-26 | 王梦辰 | 多功能观测仪 |
US10714275B2 (en) * | 2018-04-17 | 2020-07-14 | Eaton Intelligent Power Limited | Illuminated visible break |
DE102020204311B3 (de) | 2020-04-02 | 2021-07-15 | Siemens Aktiengesellschaft | Kamera zur Beobachtung der Schaltstellung eines Schaltkontakts |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US825241A (en) * | 1902-08-30 | 1906-07-03 | Giuseppe Pino | Apparatus for viewing and photographing the sea-bottom from the surface. |
US1480112A (en) * | 1922-07-15 | 1924-01-08 | Green Eng Co | Periscope |
US1667362A (en) * | 1923-04-20 | 1928-04-24 | Int Harvester Co | Tension-adjusting device |
US1837208A (en) * | 1928-08-22 | 1931-12-22 | Harvey S Cover | Monocular optical instrument |
US2015869A (en) * | 1932-11-26 | 1935-10-01 | Zeiss Carl Fa | Support for portable optical instruments |
US2325253A (en) * | 1942-11-17 | 1943-07-27 | Werner E Laging | Periscope |
US2409328A (en) * | 1944-10-26 | 1946-10-15 | Raymond S Wilder | Illuminating unit for optical projectors |
US2942469A (en) * | 1955-05-19 | 1960-06-28 | Haroy Co | Sight glass assembly |
US2968208A (en) * | 1959-04-29 | 1961-01-17 | John O Shaw | Underwater viewing device |
US3423145A (en) * | 1965-10-15 | 1969-01-21 | Richard E Breitengross | Optical device for cavity inspection |
US3496348A (en) * | 1967-04-10 | 1970-02-17 | Carthel D Lowery | Sewer inspection device |
US3515465A (en) * | 1967-06-28 | 1970-06-02 | Us Navy | High pressure sighting lens with relief port |
US3452189A (en) * | 1967-11-20 | 1969-06-24 | Carthel D Lowery | Visual inspection media and mode of operation |
US3749344A (en) * | 1971-10-12 | 1973-07-31 | J Racina | Jump cup |
-
1973
- 1973-06-01 FR FR7320100A patent/FR2232109B1/fr not_active Expired
-
1974
- 1974-05-10 IT IT22549/74A patent/IT1017595B/it active
- 1974-05-14 CA CA199,824A patent/CA1013182A/en not_active Expired
- 1974-05-21 DE DE2424724A patent/DE2424724A1/de not_active Withdrawn
- 1974-05-28 US US05/473,978 patent/US3966297A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE2424724A1 (de) | 1975-01-09 |
US3966297A (en) | 1976-06-29 |
FR2232109B1 (it) | 1975-08-22 |
FR2232109A1 (it) | 1974-12-27 |
CA1013182A (en) | 1977-07-05 |
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