IT1044047B - ELECTRIC SUPPORT DEVICE WITH SHIELDED CONTACTS IN INACTIVE CONDITION, PARTICULARLY ROTARY VIROL-LAMP HOLDERS SHIELDING CONTACTS - Google Patents
ELECTRIC SUPPORT DEVICE WITH SHIELDED CONTACTS IN INACTIVE CONDITION, PARTICULARLY ROTARY VIROL-LAMP HOLDERS SHIELDING CONTACTSInfo
- Publication number
- IT1044047B IT1044047B IT2704375A IT2704375A IT1044047B IT 1044047 B IT1044047 B IT 1044047B IT 2704375 A IT2704375 A IT 2704375A IT 2704375 A IT2704375 A IT 2704375A IT 1044047 B IT1044047 B IT 1044047B
- Authority
- IT
- Italy
- Prior art keywords
- contacts
- virol
- support device
- electric support
- lamp holders
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R33/00—Coupling devices specially adapted for supporting apparatus and having one part acting as a holder providing support and electrical connection via a counterpart which is structurally associated with the apparatus, e.g. lamp holders; Separate parts thereof
- H01R33/965—Dustproof, splashproof, drip-proof, waterproof, or flameproof holders
- H01R33/9651—Dustproof, splashproof, drip-proof, waterproof, or flameproof holders for screw type coupling devices
- H01R33/9653—Dustproof, splashproof, drip-proof, waterproof, or flameproof holders for screw type coupling devices neither pole becoming electrically connected until the coupling parts are substantially engaged
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2704375A IT1044047B (en) | 1975-09-09 | 1975-09-09 | ELECTRIC SUPPORT DEVICE WITH SHIELDED CONTACTS IN INACTIVE CONDITION, PARTICULARLY ROTARY VIROL-LAMP HOLDERS SHIELDING CONTACTS |
DE19752553610 DE2553610C3 (en) | 1975-09-09 | 1975-11-28 | Screw socket with protection against accidental contact, especially for lamps |
FR7626750A FR2324133A1 (en) | 1975-09-09 | 1976-09-06 | Lamp holder with threaded insulating socket - has socket rotating as lamp is unscrewed to cover axial and diametric contacts |
DD19466276A DD127686A5 (en) | 1975-09-09 | 1976-09-07 | |
ES1976223298U ES223298Y (en) | 1975-09-09 | 1976-09-08 | A LAMP HOLDER WITH PROTECTED CONTACTS. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2704375A IT1044047B (en) | 1975-09-09 | 1975-09-09 | ELECTRIC SUPPORT DEVICE WITH SHIELDED CONTACTS IN INACTIVE CONDITION, PARTICULARLY ROTARY VIROL-LAMP HOLDERS SHIELDING CONTACTS |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1044047B true IT1044047B (en) | 1980-02-29 |
Family
ID=11220830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2704375A IT1044047B (en) | 1975-09-09 | 1975-09-09 | ELECTRIC SUPPORT DEVICE WITH SHIELDED CONTACTS IN INACTIVE CONDITION, PARTICULARLY ROTARY VIROL-LAMP HOLDERS SHIELDING CONTACTS |
Country Status (5)
Country | Link |
---|---|
DD (1) | DD127686A5 (en) |
DE (1) | DE2553610C3 (en) |
ES (1) | ES223298Y (en) |
FR (1) | FR2324133A1 (en) |
IT (1) | IT1044047B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2446016A1 (en) * | 1979-01-02 | 1980-08-01 | Bonnet Robert | Screw lamp safety socket - has electrodes comprising sprung strip and exposed by rotation of insulating sleeve |
EP0030128A1 (en) * | 1979-11-30 | 1981-06-10 | Park Royal Porcelain Company Limited | Electrical sockets |
DE3013985A1 (en) * | 1980-04-11 | 1981-10-22 | Schupa Elektro-GmbH + Co KG, 5885 Schalksmühle | Safety lamp socket with inner insulator - has threaded body with recess having leaf spring and latching cam for insulator movement |
AT379471B (en) * | 1984-03-26 | 1986-01-10 | Schildberg Heinrich | SAFETY BULB SOCKET |
JPH09306203A (en) * | 1996-05-10 | 1997-11-28 | Koito Mfg Co Ltd | Socket for discharge lamp bulb |
-
1975
- 1975-09-09 IT IT2704375A patent/IT1044047B/en active
- 1975-11-28 DE DE19752553610 patent/DE2553610C3/en not_active Expired
-
1976
- 1976-09-06 FR FR7626750A patent/FR2324133A1/en not_active Withdrawn
- 1976-09-07 DD DD19466276A patent/DD127686A5/xx unknown
- 1976-09-08 ES ES1976223298U patent/ES223298Y/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2553610B2 (en) | 1977-07-28 |
ES223298U (en) | 1976-12-16 |
DD127686A5 (en) | 1977-10-05 |
ES223298Y (en) | 1977-04-16 |
DE2553610A1 (en) | 1977-04-07 |
DE2553610C3 (en) | 1978-04-06 |
FR2324133A1 (en) | 1977-04-08 |
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