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
H01R33/971—Holders with separate means to prevent loosening of the coupling or unauthorised removal of apparatus held for screw type coupling devices
Landscapes
Fastening Of Light Sources Or Lamp Holders
(AREA)
Non-Portable Lighting Devices Or Systems Thereof
(AREA)