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.)
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
F21V21/36—Hoisting or lowering devices, e.g. for maintenance
F21V21/38—Hoisting or lowering devices, e.g. for maintenance with a cable
Landscapes
Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
Lift-Guide Devices, And Elevator Ropes And Cables
(AREA)
Wippkran, bei dem eine vom Ausleger gesteuerte Umlenkrolle fuer das Lastseil laegns einer festen Fuehrungsbahn laeute, mit ebenfalls vom Ausleger gesteuertem Gegengewicht