GB727377A - Improved electric lamp holder - Google Patents
Improved electric lamp holderInfo
- Publication number
- GB727377A GB727377A GB21638/53A GB2163853A GB727377A GB 727377 A GB727377 A GB 727377A GB 21638/53 A GB21638/53 A GB 21638/53A GB 2163853 A GB2163853 A GB 2163853A GB 727377 A GB727377 A GB 727377A
- Authority
- GB
- United Kingdom
- Prior art keywords
- carrier
- dome
- base
- lamp holder
- aug
- 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
-
- 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
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/14—Adjustable mountings
- F21V21/26—Pivoted arms
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
727,377. Lamp-holders. FIGUEIREDO, R. Aug. 5, 1953 [Aug. 11, 1952], No. 21638/53. Class 38 (1). An angularly adjust able lamp-holder com prises a flanged base 4 with a dome 3 having ar elongated hole 7 througl which projects a screw threaded portion 8 of a contact - carrier 9. A hemispherical base o the carrier 9 abuts the interior of the dome 3 and the carrier is retained in this position by a ring 11 which can be tightened to lock the carrier in a given angular position. Cut-away portions 15 on the carrier base engage guidemembers 14 in the dome so that the angular movement of the carrier is constrained in a vertical plane.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU727377X | 1952-08-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB727377A true GB727377A (en) | 1955-03-30 |
Family
ID=3755340
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB21638/53A Expired GB727377A (en) | 1952-08-11 | 1953-08-05 | Improved electric lamp holder |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB727377A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4037904A (en) * | 1976-01-29 | 1977-07-26 | International Telephone And Telegraph Corporation | Electrical connector |
-
1953
- 1953-08-05 GB GB21638/53A patent/GB727377A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4037904A (en) * | 1976-01-29 | 1977-07-26 | International Telephone And Telegraph Corporation | Electrical connector |
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