(under subclass 523) Subject matter wherein the adjustable lamp or lamp support is operable by mutual rotation of a pair of intermeshed toothed wheels.
SEE OR SEARCH THIS CLASS, SUBCLASS:
273, for a screw actuated tiltable or rotatable light source and modifier.
423, for an adjustable light support with plural pairs of gears transmitting motion through internal member.
427+, for a pivoted lamp or lamp support.
SEE OR SEARCH CLASS
74, Machine Element or Mechanism,
25+, for a rotary to reciprocating or oscillating mechanical movement, and subclass 89.13 for a mechanical movement involving bevel gears. [figure] [caption]A - Spherical ball; B - Movable frame for lamp mounting; C - Output adjusting member; D - Flat surface; E - Threads of member "C''; F - Rotary input member; G - Tool slot; H - Worm threads; J - Worm gear threads; K - Vehicle-frame; L - Gear box housing
