GB281977A - A new or improved lock and protector for electric lamps - Google Patents
A new or improved lock and protector for electric lampsInfo
- Publication number
- GB281977A GB281977A GB2262327A GB2262327A GB281977A GB 281977 A GB281977 A GB 281977A GB 2262327 A GB2262327 A GB 2262327A GB 2262327 A GB2262327 A GB 2262327A GB 281977 A GB281977 A GB 281977A
- Authority
- GB
- United Kingdom
- Prior art keywords
- holder
- protector
- ring
- new
- electric lamps
- 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
- 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
- H01R33/97—Holders with separate means to prevent loosening of the coupling or unauthorised removal of apparatus held
- H01R33/973—Holders with separate means to prevent loosening of the coupling or unauthorised removal of apparatus held for bayonet type coupling devices
Landscapes
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
281,977. Ashdown, H. E. Aug. 29, 1927. Holders. - In devices for preventing the removal of bulbs until the glass thereof is broken away, and of the kind wherein a ring e provided with projections k for closing the bayonet slots of the holder is maintained in engagement with the holder bv a spring l encircling the cap of the bulb, access to these parts being prevented by an enclosing sleeve b engaging at one end with the bulb and at the other with the shade ring n or other part of the holder, the sleeve b is made of insulating material and is provided internally at its upper part with ribs d adapted to key with notches in the ring e when this springs into the locking position.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2262327A GB281977A (en) | 1927-08-29 | 1927-08-29 | A new or improved lock and protector for electric lamps |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2262327A GB281977A (en) | 1927-08-29 | 1927-08-29 | A new or improved lock and protector for electric lamps |
Publications (1)
Publication Number | Publication Date |
---|---|
GB281977A true GB281977A (en) | 1927-12-15 |
Family
ID=10182422
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2262327A Expired GB281977A (en) | 1927-08-29 | 1927-08-29 | A new or improved lock and protector for electric lamps |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB281977A (en) |
-
1927
- 1927-08-29 GB GB2262327A patent/GB281977A/en not_active Expired
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