Patent ID: 6019484
Filing Date: 2000-02-01
Classification: F21L,F21V

Abstract:
A portable task lighting device for providing direct shadow-free lighting to workers engaged in a variety of light-sensitive tasks, said device comprisinga boom arm having opposite ends;a fluorescent light assembly connected to one of said opposite ends of said boom arm;swivel connection means for connecting said light assembly to said boom arm, said swivel connection means being configured to allow said light assembly to fully rotate 360.degree. relative to said boom arm;a pivot block configured for placement into a plurality of positive locking positions, said pivot block being connected to the other one of said opposite ends of said boom arm;quick-release means for fixing said pivot block into a plurality of positive locking positions;a handle having a proximal end also being connected to said pivot block in a position opposite to said boom arm;a substantially vertical mast having a plurality of upwardly telescoping members, each of said telescoping members having a cross-sectional configuration which prevents inadvertent rotation of any of said telescoping members relative to the remainder of said telescoping members, said pivot block being connected to and supported by the uppermost one of said telescoping members;a wheeled base assembly having sufficient dimension and configuration for stable support of said mast, said boom arm, and said light assembly in fully extended positions, and which is easily collapsible into a compact configuration for transport and storage, said base assembly also having two elongated front legs, two movable rear legs, and an upper surface with an opening configured to receive said mast and whereby presence of said mast within said opening locks each of said front legs into a stationary usable position; anda plurality of quick-release clamping devices configured for fixing said telescoping members and said rear legs, respectively, into locked positions relative to one another during use;whereby said lighting device can be adjustable into a nearly infinite number of usable configurations with said light assembly being positioned both above and below said pivot block.