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US 9,000,659 B2Granted
Lamp socket
OwnerKenneth S. Chininventor
Life of this patent
Estimating the term…
Abstract
A lamp socket includes a first socket portion having a first diameter, and a second socket portion being concentric with the first socket portion and having a second diameter smaller than the first diameter.
Claims18
A lamp assembly, comprising:
- a lamp socket, comprising:
- a first socket portion defining a first cylindrical volume proximate to an open end of the lamp socket, the first cylindrical volume having a first diameter;
- and a second socket portion being concentric with the first socket portion and defining a second cylindrical volume distal from the open end of the lamp socket, the second cylindrical volume having a second diameter smaller than the first diameter.
An Edison lamp socket, comprising:
- a cup-shape bottom base comprising an internally threaded sidewall and a bottom defining a threaded hole, at least one of the sidewall and the bottom being nonconductive;
- a conductive, internally and externally threaded sleeve, the sleeve being screwed into the bottom base;
- and
- a conductive, externally threaded center plug, the center plug being screwed into the threaded hole.
1 more element
An Edison screw base, comprising:
- a nonconductive base comprising external threads and defining a threaded hole;
- a conductive threaded sleeve with outer threads and inner threads, the sleeve being screwed onto the base;
- and
- a conductive, externally threaded center plug, the center plug being screwed into the threaded hole.
1 more element
Dependencies are inferred from the claim text.