CPC F21V 19/0065 (2013.01) [F21K 9/237 (2016.08); F21S 8/026 (2013.01); F21K 9/65 (2016.08); F21V 17/002 (2013.01); F21V 21/14 (2013.01); F21Y 2115/10 (2016.08)] | 20 Claims |
1. An extender comprising:
a first component having an external surface with a single elongated slot oriented in alignment with a longitudinal axis of the first component; and
a second component having an internal surface,
wherein:
the external surface of the first component is at least partially positioned in contact with a portion of the internal surface of the second component;
the single elongated slot of the first component is configured to slidably engage the contacted portion of the internal surface of the second component so as to provide purely translational movement of the first and second components relative to one another;
the first and second components are concentric relative to one another; and
the second component comprises a socket portion having a socket base.
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