Pogo pin with multi-stage brush sets
AssigneeIwin Solution Corporation
InventorSangyang PAK
Life of this patent
Estimating the term…
Abstract
Proposed is a pogo pin including a plunger module (1) guided by a barrel (3) and whose length exposed to an outside of the barrel (3) is variable, wherein the plunger module (1) includes a first brush set (11) in which a plurality of brushes with a first side thereof fixed and a second side thereof elastically contacting an inner surface of the barrel (3) is arranged in an annular shape, and a second brush set (21) in which a plurality of brushes with a first side thereof fixed and a second side thereof elastically contacting the inner surface of the barrel (3) is arranged in an annular shape.
Claims12
A pogo pin comprising:
- a plunger module guided by a barrel and whose length exposed to an outside of the barrel is variable,
- wherein the plunger module comprises:
- a first brush set in which a plurality of brushes with a first side thereof fixed and a second side thereof elastically contacting an inner surface of the barrel is arranged in an annular shape;
- and
- a second brush set in which a plurality of brushes with a first side thereof fixed and a second side thereof elastically contacting the inner surface of the barrel is arranged in an annular shape.
A pogo pin comprising:
- a cylindrical barrel;
- one or two plunger modules guided by the barrel and whose length exposed to an outside of the barrel is variable;
- and
- a coil spring elastically supporting the one or two plunger modules,
- wherein at least one plunger module of the one or two plunger modules comprises:
- a first plunger part comprising:
- a first cylindrical portion;
- and a first brush set in which a plurality of brushes with a first side thereof connected to the first cylindrical portion and a second side thereof elastically contacting an inner surface of the barrel is arranged in an annular shape;
- and
- a second plunger part comprising:
- a second cylindrical portion interpolated into the first cylindrical portion and fixed to the first cylindrical portion;
- and a second brush set in which a plurality of brushes with a first side thereof connected to the second cylindrical portion and a second side thereof elastically contacting the inner surface of the barrel is arranged in an annular shape.
A pogo pin comprising:
- a first plunger guided by a barrel and whose length exposed to an outside of the barrel is variable,
- wherein the first plunger comprises:
- a first brush set in which a plurality of brushes with a first end thereof fixed and a second end thereof elastically contacting an inner surface of the barrel is arranged in an annular shape,
- wherein in the first brush set, each of the brushes is strap shaped but is shaped like a hook bent at least 135 degrees, before assembling the first plunger to the barrel in a middle part thereof.
Dependencies are inferred from the claim text.