Self-positioning lamp fixture with integrally formed unitary support structure

A self-positioning lamp fixture, comprising an elongated lamp support structure to be supported in a vertical position on a horizontal surface, said lamp support structure having self-positioning means to position said lamp support structure in said vertical position when placed on said horizontal surface and to return said lamp support structure to said vertical position when tipped away therefrom, said lamp support structure having an upper end and a lower end, a lamp assembly supported at said upper end of said lamp support structure, said self-positioning means being at said lower end of said lamp support structure, said self-positioning means including a bottom wall of said lamp support structure, said bottom wall having the peripheral configuration of a segment of a sphere with a relatively large circumference at an upper end region and terminating in a relatively small circumference at a lower end surrounding a flat portion which is in full facing relationship to said horizontal surface when said lamp support structure is placed thereon to stabilize said lamp support structure in its said vertical position, said lamp support structure being integrally formed of a continuously extending material into a single unit from its said upper end to its said lower end including said bottom wall having said peripheral configuration of a segment of a sphere, wherein said flat portion of said bottom wall is an open circular wall, a recess extending upwardly from said open circular wall to receive a weighted block, including said weighted block, and means to secure said weighted block in said recess above said flat portion of said bottom wall, wherein said recess comprises a cylindrical peripheral wall extending upwardly from said open circular wall, to surround said recess, said weighted block includes a cylindrical peripheral wall having a circumference corresponding to that of said cylindrical wall surrounding said recess for reception of said weighted block therein, wherein said cylindrical peripheral wall of said recess terminates at its inward end opposite said open circular wall in a laterally extending annular wall portion, at least one screw receiving recess in said annular wall portion opening to said recess, at least one screw receiving passageway through said weighted block in registration with said screw receiving recess when said weighted block is received in said recess, and at least one elongated screw member received through said screw receiving passageway of said block and into said screw receiving recess, said screw receiving recess, said screw receiving passageway and said elongated screw member comprising said means to secure said block in said recess.

A self-positioning lamp fixture, comprising an elongated lamp support structure to be supported in a vertical position on a horizontal surface, said lamp support structure having self-positioning means to position said lamp support structure in said vertical position when placed on said horizontal surface and to return said lamp support structure to said vertical position when tipped away therefrom, said lamp support structure having an upper end and a lower end, a lamp assembly supported at said upper end of said lamp support structure, said self-positioning means being at said lower end of said lamp support structure, said self-positioning means including a bottom wall of said lamp support structure, said bottom wall having the peripheral configuration of a segment of a sphere with a relatively large circumference at its upper end region and terminating in a relatively small circumference at its lower end surrounding a flat portion which is in full facing relationship to said horizontal surface when said lamp support structure is placed thereon to stabilize said lamp support structure in its said vertical position, said lamp support structure being integrally formed of a continuously extending material into a single unit from said upper end to said lower end including said bottom wall having said peripheral configuration of a segment of a sphere, wherein said flat portion of said bottom wall is an open circular wall, a recess extending upwardly from said open circular wall to receive a weighted block, including said weighted block, and means to secure said weighted block in said recess above said flat portion of said bottom wall, wherein said recess comprises a cylindrical peripheral wall extending upwardly from said open circular wall, to surround said recess, said weighted block includes a cylindrical peripheral wall having a circumference corresponding to that of said cylindrical wall surrounding said recess for reception of said weighted block therein, wherein said cylindrical peripheral wall of said recess terminates at an inward end opposite said open circular wall in a laterally extending annular wall portion, a plurality of screw receiving recesses in said annular wall portion opening to said recess, a corresponding plurality of screw receiving passageways through said weighted block in registration with respective ones of said screw receiving recesses when said weighted block is received in said recess, and a corresponding plurality of elongated screw members received through respective ones of said screw receiving passageways of said block and into respective ones of said screw receiving recesses, said screw receiving recesses, said screw receiving passageways, and said elongated screw members comprising said means to secure said block in said recess.

A self-positioning lamp fixture comprising an elongated lamp support structure to be supported in a vertical position on a horizontal surface, said lamp support structure having self-positioning means to position said lamp support structure in said vertical position when placed on said horizontal surface and to return said lamp support structure to said vertical position when tipped away therefrom, said lamp support structure having an upper end and a lower end, a lamp assembly supported at said upper end of said lamp support structure, said self-positioning means being at said lower end of said lamp support structure, said self-positioning means including a bottom wall of said lamp support structure, said bottom wall having the peripheral configuration of a segment of a sphere with a relatively large circumference at its upper end region and terminating in a relatively small circumference at its lower end surrounding a flat portion which is in full facing relationship to said horizontal surface when said lamp support structure is placed thereon to stabilize said lamp support structure in its said vertical position, said lamp support structure being integrally formed of a continuously extending material into a single unit from said upper end to said lower end including said bottom wall said flat portion of said bottom wall being an open circular wall, a cylindrical wall extending upwardly from said recess for defining an upwardly extending recess a weighted block received in said recess, means for securing said weighted block in said recess above said flat portion of said bottom wall, said weighted block including a cylindrical peripheral wall having a circumference corresponding to that of said cylindrical wall surrounding said recess, said cylindrical peripheral wall of said recess terminating at an inward end opposite said open circular wall in a laterally extending annular wall portion, said securing means including a plurality of screw receiving recesses in said annular wall portion opening to said recess, a corresponding plurality of screw receiving passageways through said weighted block in registration with respective ones of said screw receiving recesses when said weighted block is received in said recess, a corresponding plurality of elongated screw members received through respective ones of said screw receiving passageways of said block and into respective ones of said screw receiving recesses, said lamp support structure including a lamp support structure cavity extending from said upper end to said lower end, said laterally extending annular wall portion of said recess including an annular flange surrounding an aperture opening to said lamp support structure cavity from said recess, said weighted block having said cylindrical peripheral wall and an upper end wall and a lower end wall, said upper end wall of said weighted block being in abutting contact against said annular flange around a peripheral edge thereof when said weighted block is received in said recess, said lower end wall of said weighted block being in coplanar relationship with said open circular wall which comprises said flat portion of said bottom wall of said lamp support structure when said weighted block is received and secured in said recess.

A self-positioning lamp fixture, comprising an elongated lamp support structure to be supported in a vertical position on a horizontal surface, said lamp support structure having self-positioning means to position said lamp support structure in said vertical position when placed on said horizontal surface and to return said lamp support structure to said vertical position when tipped away therefrom, said lamp support structure having an upper end and a lower end, a lamp assembly supported at said upper end of said lamp support structure, said self-positioning means being at said lower end of said lamp support structure, said self-positioning means including a bottom wall of said lamp support structure, said bottom wall having the peripheral configuration of a segment of a sphere with a relatively large circumference at an upper end region and terminating in a relatively small circumference at a lower end surround a flat portion which is in full facing relationship to said horizontal surface when said lamp support structure is placed thereon to stabilize said lamp support structure in said vertical position, said lamp support structure being integrally formed of a continuously extending material into a single unit from its said upper end to its said lower end including said bottom wall having said peripheral configuration of a segment of a sphere, said elongated lamp support structure including an elongated neck portion having a cylindrical side wall of relatively small diameter extending from an upper neck end to a lower neck end, a downwardly sloping annular wall portion having progressively larger diameter as in a downward direction, said downwardly sloping annular wall portion being integrally joined around its upper portion to said elongated neck portion at said lower neck end, said downwardly sloping annular wall portion being integrally joined around its lower portion to an upper annular edge of an annular cord receiving recess, said annular cord receiving recess having a lower annular edge, said relatively large circumference upper end region of said bottom wall having said peripheral configuration of a segment of a sphere being integrally joined to said lower annular edge of said cord receiving recess, a cord receiving aperture opening to said cord receiving recess, an electrical cord having electrical conductors for connection to said lamp assembly extending through said cord receiving aperture to said lamp assembly at one end, an opposite end of said cord having an electrical plug, the portion of said electrical cord outwardly of said cord receiving aperture being receivable in said annular cord receiving recess for storage when not in use, and a switch connected to said conductors in said cord between said end connected at said lamp assembly and said end having said electrical plug.