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Priority to NL6502520ApriorityCriticalpatent/NL6502520A/xx
Publication of NL6502520ApublicationCriticalpatent/NL6502520A/xx
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
F21V21/16—Adjustable mountings using wires or cords
F21V21/18—Adjustable mountings using wires or cords operated by springs
H—ELECTRICITY
H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
H02G11/00—Arrangements of electric cables or lines between relatively-movable parts
H02G11/02—Arrangements of electric cables or lines between relatively-movable parts using take-up reel or drum
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04M—TELEPHONIC COMMUNICATION
H04M1/00—Substation equipment, e.g. for use by subscribers
H04M1/02—Constructional features of telephone sets