GB158996A - Improvements in and relating to holders for electric lamps - Google Patents
Improvements in and relating to holders for electric lampsInfo
- Publication number
- GB158996A GB158996A GB2838319A GB2838319A GB158996A GB 158996 A GB158996 A GB 158996A GB 2838319 A GB2838319 A GB 2838319A GB 2838319 A GB2838319 A GB 2838319A GB 158996 A GB158996 A GB 158996A
- Authority
- GB
- United Kingdom
- Prior art keywords
- holders
- electric lamps
- relating
- tube
- lamp
- 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
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D15/00—Suspension arrangements for wings
- E05D15/06—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/04—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages the fastening being onto or by the light source
-
- 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
Abstract
158,996. Brown, T. H. A. Nov. 15, 1919. Shade-holders, for electric lamps. A shadeholder and device for holding the lamp straight of the kind described in Specification 111,653, comprising tubes 22, 23 urged apart by a spring 24, is used in combination with a lamp-holder provided with a locking device which can be unlocked by the insertion of a key 28 through slots 29 in the tube 23. The tube 22 may have an extension 27 or an extended sleeve may fit over it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2838319A GB158996A (en) | 1919-11-15 | 1919-11-15 | Improvements in and relating to holders for electric lamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2838319A GB158996A (en) | 1919-11-15 | 1919-11-15 | Improvements in and relating to holders for electric lamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB158996A true GB158996A (en) | 1921-02-15 |
Family
ID=10274772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2838319A Expired GB158996A (en) | 1919-11-15 | 1919-11-15 | Improvements in and relating to holders for electric lamps |
Country Status (1)
| Country | Link |
|---|---|
| GB (1) | GB158996A (en) |
-
1919
- 1919-11-15 GB GB2838319A patent/GB158996A/en not_active Expired
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