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US 11,691,166 B2Granted
Trigger sprayer venting systems and methods for using the same
AssigneeSilgan Dispensing Systems Corporation
InventorsZachary Tyler, Jacob Vanbecelaere
Life of this patent
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Abstract
A trigger sprayer having a venting system including a piston bore and a vent bore at least partially contained therein, the vent bore including at least one vent port; a piston and vent piston are moveably seated in the piston bore and vent bore, respectfully, the vent piston including at least one annular seal and a vent path port, the vent path port and vent port in gaseous communication when the vent piston is actuated and moved over the vent port.
Claims13
A trigger sprayer, comprising:
- a valve body, comprising:
- a piston bore, comprising:
- an opening in a first end;
- and
- a piston wall at a second end;
- a vent bore within the piston bore, comprising:
- an interior vent bore surface;
- a vent bore opening at a first end;
- a vent bore wall at a second end;
- and
- at least one vent port adjacent the vent bore wall;
- a piston seated in the piston bore;
- a vent piston connected to the piston and seated in the vent bore, the vent piston comprising:
- a vent piston open end;
- a first annular vent seal engaging the interior vent bore surface;
- a second annular vent seal engaging the interior vent bore surface;
- a vent path port opening between the first annular vent seal and the second annular vent seal;
- and
- a vent path extending between the vent path port and the vent piston open end.
16 more elements
Dependencies are inferred from the claim text.