GB139146A - Improvements relating to devices for the prevention of unauthorized taking off of current from electric conductors - Google Patents
Improvements relating to devices for the prevention of unauthorized taking off of current from electric conductorsInfo
- Publication number
- GB139146A GB139146A GB20188/19A GB2018819A GB139146A GB 139146 A GB139146 A GB 139146A GB 20188/19 A GB20188/19 A GB 20188/19A GB 2018819 A GB2018819 A GB 2018819A GB 139146 A GB139146 A GB 139146A
- Authority
- GB
- United Kingdom
- Prior art keywords
- prevention
- devices
- current
- improvements relating
- electric conductors
- 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
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/24—Means for preventing insertion of incorrect fuse
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
139,146. Della Giacoma, R. Feb. 18, 1919, [Convention date]. Fuse-boards.-In order to prevent anauthorized use of electric current in hotels &c., fuse-boards are used with the service terminals 9 connected to the electrically-common supply terminals 6 by fuses of different strengths. Sockets 8 are formed with the service terminals to receive a plug 16. A lamp is connected to the terminal 8'. If a heater &c. is to be used, the glazed cover of the board is opened and the plug inserted in a suitable terminal 8.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH139146X | 1919-02-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB139146A true GB139146A (en) | 1920-04-08 |
Family
ID=4396429
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB20188/19A Expired GB139146A (en) | 1919-02-18 | 1919-08-16 | Improvements relating to devices for the prevention of unauthorized taking off of current from electric conductors |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB139146A (en) |
-
1919
- 1919-08-16 GB GB20188/19A patent/GB139146A/en not_active Expired
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB139146A (en) | Improvements relating to devices for the prevention of unauthorized taking off of current from electric conductors | |
GB352352A (en) | ||
GB1454936A (en) | Electrical plug | |
GB465309A (en) | Improvements in or relating to small transformers, more particularly for electric lamp fittings | |
GB450800A (en) | Improvements in and relating to electric transformers | |
GB427948A (en) | Improvements in and relating to electric transformers | |
GB1279572A (en) | Improvements in or relating to lighting apparatus | |
GB260014A (en) | Improvements in or relating to terminals, connectors, or binding posts | |
GB391560A (en) | Improvements in or relating to electrical terminals or connectors | |
GB450007A (en) | Improvements in electric lamp sockets | |
GB335548A (en) | Improvements in or relating to electric contacts of the plug and socket type specially applicable to contacts for electrical fuses | |
GB191007A (en) | Improvements in or relating to electric light fittings with extensible conductors | |
GB295471A (en) | Improvements in or relating to holders for electric lamps | |
GB332040A (en) | Improvements in electrical indicator lamps | |
GB536124A (en) | Improvements in or relating to electric accumulator hand lamps | |
GB344397A (en) | ||
GB492044A (en) | Sparking plugs | |
GB139469A (en) | Improvements in or relating to bayonet sockets for electric lamps | |
GB405746A (en) | Improvements in electric indicators for use in connection with electrical appliancesand apparatus | |
GB319074A (en) | Improvements in or relating to electric terminals | |
GB469264A (en) | Combined electric coupling and fusible cut-out-devices | |
GB268283A (en) | Improvements in and connected with electric batteries | |
GB146665A (en) | Controlling the supply of electric currents | |
GB540810A (en) | Improvements in and relating to the depolarization of primary cell batteries mounted in torch cases | |
GB314626A (en) | Improvements in or relating to electrical switch or key lamp-holders |