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US 6,295,871 B1Granted
Vibration sensing device
OwnerJung-Tsung Weiinventor
Life of this patent
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Abstract
A vibration sensing device has a spherical shell, an insulating cushion inserted in a top portion of the spherical shell, a conductive probe rod passing through the insulating cushion, a conductive thread connected to an end of the conductive probe rod, and a conductive plumb ball connected to the conductive thread. A conductive free ball is disposed in the spherical shell.
Claims5
A vibration sensing device comprising:
- a shell;
- an insulating cushion inserted in a top potion of the shell,
- a conductive thread connected to an end of a conductive probe rod,
- a conductive plumb ball connected to the conductive thread which is straightened upright by the conductive plumb ball, and
- a conductive free ball rotatably disposed in the shell and the conductive plumb ball contacting the free ball.
2 more elements
A vibration sensing device comprising:
- a spherical shell;
- an insulating cushion inserted in a top portion of the spherical shell,
- a screw rod passing through the insulating cushion,
- a conductive probe tube inserted in the insulating cushion,
- a conductive thread connected to an end of the screw rod,
- a conductive plumb ball connected to the conductive thread which is straightened upright by the conductive plumb ball,
- a nut fastening an upper end of the screw rod,
- the conductive probe tube having a channel,
- the conductive thread passing through the channel of the conductive probe tube, and
- a conductive free ball rotatably disposed in the spherical shell and the conductive plumb ball contacting the free ball.
7 more elements
A vibration sensing device comprising:
- a semispherical shell,
- a cover covering the semispherical shell,
- a channel formed in a center portion of the cover,
- a screw rod passing through the channel,
- a conductive thread connected to an end of the screw rod,
- a conductive plumb ball connected to the conductive thread which is straightened upright by the conductive plumb ball,
- a nut fstening an upper end of the screw rod, and
- a conductive free ball rotatably disposed in the semispherical shell and the conductive plumb ball contacting the free ball.
5 more elements
Dependencies are inferred from the claim text.