One piece pre-molded environmental seal for toggle switch
AssigneeHoneywell International Inc.
InventorsMichael J. Skarlupka, Nathan W. Johnson, Brad L. Cummins, David S. Evans
Life of this patent
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Abstract
A toggle switch has a switch cover, a toggle lever, and a one piece pre-molded seal. The switch cover has an opening, and the toggle lever extends through the opening into the switch cover. A neck of the one piece pre-molded seal surrounds the toggle lever and provides sealing between the toggle lever and the switch cover. The one piece pre-molded seal also may have a planar portion that provides sealing at an interface between the switch case and the switch cover.
Claims38
A toggle switch comprising:
- a switch cover having an opening;
- a toggle lever extending through the opening of the switch cover;
- upper and lower seal guards associated with the toggle lever;
- and,
- a one piece pre-molded seal surrounding the toggle lever and providing sealing between the toggle lever and the switch cover, wherein the one piece pre-molded seal comprises upper and lower rims that engage the upper and lower seal guards of the toggle lever, respectively.
A toggle switch comprising:
- a switch cover having an opening;
- a switch case;
- a toggle lever extending through the opening of the switch cover;
- and,
- a one piece pre-molded seal having a neck portion and a planar portion, wherein the neck portion surrounds the toggle lever and provides sealing between the toggle lever and the switch cover, and wherein the planar portion provides sealing at an interface between the switch case and the switch cover.
A toggle switch comprising:
- a switch cover having an opening;
- a switch case;
- a toggle lever extending through the opening of the switch cover and into the switch case;
- a pin extending through the switch cover and the toggle lever so as to form a pivot for the toggle lever;
- and,
- a one piece pre-molded seal having first and second portions, wherein the first portion surrounds the toggle lever and the pin to provide sealing between the toggle lever and the switch cover and around the pin, and wherein the second portion is between the switch cover and the switch case.
A toggle switch comprising:
- a switch cover having an opening and an upper switch cover seal guard around the opening;
- a toggle lever extending through the opening of the switch cover and having a lower toggle lever seal guard around the toggle lever, wherein the lower toggle level seal guard is distally below the switch seal guard;
- and,
- a one piece pre-molded seal surrounding the toggle lever and having upper and lower rims, wherein the upper rim engages the upper switch cover seal guard and the lower rim engages the lower toggle lever seal guard so as to provide a seal between the toggle lever and the switch cover.
A toggle switch comprising:
- a switch cover having an opening and an upper switch cover seal guard around the opening;
- a toggle lever extending through the opening of the switch cover and having an upper toggle lever seal guard around the toggle lever;
- and,
- a one piece pre-molded seal surrounding the toggle lever and having upper inner and outer rims with a valley therebetween, wherein a distance between the upper outer rim and the valley is more than half of a distance between the valley and the upper inner rim, and wherein the upper outer rim engages the upper switch cover seal guard and the upper inner rim engages the upper toggle lever seal guard so as provide a seal between the toggle lever and the switch cover.
Dependencies are inferred from the claim text.