Trigger sprayer with ergonomic trigger
First Claim
Patent Images
1. A trigger for a sprayer that includes a housing with a pump therein wherein the sprayer is manually actuated by the reciprocating action of a pump, the trigger comprising:
- a lever, which is pivotally mounted on the housing for engaging the pump, and that comprises an elongated lever having a finger engaging surface that includes an upper section, a middle section, and a lower section, wherein the middle section has a width that is shorter than the widths of the upper section and of the lower section.
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Abstract
An improved manually operated trigger sprayer includes an ergonomic trigger having an hourglass exterior finger gripping surface that can significantly reduce or eliminate the fatigue associate with prolonged use of trigger sprayers. The trigger can include gripping elements made of elastomeric material for improved security. The dimensions are such that the consumer can use two or three fingers to operate the trigger.
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Citations
33 Claims
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1. A trigger for a sprayer that includes a housing with a pump therein wherein the sprayer is manually actuated by the reciprocating action of a pump, the trigger comprising:
- a lever, which is pivotally mounted on the housing for engaging the pump, and that comprises an elongated lever having a finger engaging surface that includes an upper section, a middle section, and a lower section, wherein the middle section has a width that is shorter than the widths of the upper section and of the lower section.
- View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 16, 17, 18, 19, 20)
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12. A trigger sprayer for manually dispensing fluid from a container comprising:
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a housing that defines a pump therein wherein the pump is actuated by a reciprocating mechanism;
an inlet passageway for connecting fluid from a container to the pump;
an outlet passage for allowing exit of fluid from the pump; and
a trigger operatively connected with the pump, wherein the trigger comprises an elongated lever, which is attached to the actuator, the lever defining a finger engaging surface that includes an upper section, a middle section, and a lower section, wherein the middle section has a width that is shorter than the widths of the upper section and of the lower section. - View Dependent Claims (13, 14, 15, 21, 22)
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23. A trigger sprayer for manually dispensing fluid from a container comprising:
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a housing defined by at least two side walls, a top wall, and a bottom wall which is adapted for supporting the sprayer on a user'"'"'s hand;
a pump situated within the housing;
an inlet passageway for connecting fluid from a container to the pump;
an outlet passage for allowing exit of fluid from the pump; and
a trigger operatively connected with the pump, wherein the trigger comprises an elongated lever defines a finger engaging surface that includes an upper section, a middle section, and a lower section, wherein the middle section has a width that is shorter than the widths of the upper section and of the lower section, characterized in that the elongated lever has dimensions that permit the user to pull the trigger repeatedly with at least two fingers while grasping the handle of the sprayer. - View Dependent Claims (24, 25, 26, 27, 28, 29, 30, 31, 32, 33)
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Specification