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US 8,012,141 B2Granted
Suction wand
OwnerClifford A. Wright, Robert F. Eiseleinventors
Life of this patent
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Abstract
A suction wand assembly includes a suction wand connected to a valve assembly. The valve assembly includes a pressable button or similar device for allowing a user to regulate suction force through the suction wand. The valve assembly optionally includes a locking mechanism for holding the valve in a closed position. The suction wand assembly may be stored in a holster, which optionally includes an instrument support for holding a tip of the suction wand above a base region of the holster.
Claims2
A suction wand assembly, comprising:
- a suction wand including a distal end having a tip and a proximal end;
- a user-actuatable valve assembly connected to the proximal end of the suction wand, wherein the valve assembly comprises:
- a valve body;
- a valve stem within the valve body;
- a button for actuating the valve stem;
- and
- a locking mechanism for maintaining the button in a locked position,
- wherein the locking mechanism comprises:
- a cam arm;
- a slider unit movable along the valve body between a locked position, in which the slider unit deflects the cam arm into engagement with the valve body to prevent movement of the valve stem, and an unlocked position.
7 more elements
Dependencies are inferred from the claim text.