(under subclass 523) Subject matter wherein (1) the adjustable lamp or lamp support includes (A) a spherical bearing surface, and (B) a holder or outer member conforming to the bearing surface and enclosing the bearing surface and (2) the bearing surface and either the holder or outer member have a relative movement with respect to each other.
SEE OR SEARCH THIS CLASS, SUBCLASS:
114+, for ball and socket-type articulated members with restricted movement about one axis.
122+, for universal ball and socket-type articulated members.
141, for a divided socket-type coupling.
273, for a tiltable or rotatable light source and modifier with screw actuator.
324, for an adjustable or positionable light modifier with actuator.
515, for a ball and socket reflector mechanism. SEE OR SEARCH CLASS
248, Supports,
288.3, for a ball and socket-type adjustable bracket.
403, Joints and Connections,
56, for plural ball and socket type articulated members. [figure] [caption]A - Deflector; B - Securing set screws; C - Spherical head; D - Spherical bushing (holder outer member); E - Continuous rings shaped around outer surface of `D'; F - Outer flange; G - Resilient arm; H - Snap-in nose with slip-on bevel `K' ; engages depression `J'; J - Depression; K - Slip-on-bevel; L - Slots in the bushing
