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US 12,007,041 B2Granted
Liquid dispensing device having a nozzle and needle assembly
AssigneeTechtronic Cordless GP
InventorChin Hung Lam
Life of this patent
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Abstract
A liquid dispensing device includes a body, a nozzle on an end of the body, a liquid container coupled to the body, and a piston configured to move in the body so as to control an ejection of liquid from the nozzle. The piston and the nozzle are configured to be detached from the body as an assembly.
Claims17
A liquid dispensing device comprising:
- a body;
- a nozzle on an end of the body;
- a liquid container coupled to the body;
- and
- a piston configured to move in the body to control an ejection of a liquid from the nozzle,
- wherein the piston and the nozzle are configured to be detached from the body as an assembly,
- wherein the nozzle includes a stud and the body includes an L-shaped groove configured to receive the stud, and
- further comprising a piston coupler configured to control the movement of the piston in the body, wherein the piston includes a protrusion and the piston coupler includes an L-shaped groove configured to receive the protrusion.
5 more elements
Dependencies are inferred from the claim text.