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US 9,437,995 B2Granted
Lamp socket
OwnerKenneth S. Chininventor
Life of this patent
Estimating the term…
Abstract
A lamp socket includes a first socket portion, a second socket portion, and a neck portion joining the first and the second socket portions. The first socket portion defines a first cylindrical volume proximate to an open end of the lamp socket. The second socket portion is concentric with the first socket portion and defines a second cylindrical volume distal from the open end of the lamp socket. The second socket portion has a smaller diameter than the first socket portion.
Claims18
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 of a standard Edison screw base;
- 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;
- and
- a neck portion joining the first and the second socket portions.
1 more element
A light bulb screw base, comprising:
- a first threaded portion having a first diameter of a standard Edison screw base;
- a second threaded portion being concentric with the first threaded portion and having a second diameter smaller than the first diameter;
- and
- a neck portion joining the first and the second threaded portions.
1 more element
A lamp socket, comprising:
- a housing defining a cavity with internal threads:
- and an annular top above and joined to the housing, the annular top comprising external threads located radially beyond the housing.
A light bulb, comprising:
- a screw base;
- and
- an annular housing above and joined to the screw base, comprising at least an internally threaded portion.
Dependencies are inferred from the claim text.