Patent ID: 6459057
Filing Date: 2002-10-01
Classification: H01H

Abstract:
A sealed pushbutton switch comprising:a cover having an opening in one side of said cover; an actuator having a shaft portion and a head portion, said shaft portion extending through said opening in said side of said cover, said shaft having an annular groove adjacent to said head portion; means positioned between said head portion of said actuator and a side of said cover opposite said side with said opening for maintaining said actuator in a normally closed position; means disposed in said annular groove of said actuator for making a seal between said actuator and said cover when said actuator is in a normally closed position, said seal being opened when said actuator is moved into said cover causing said switch to be in an electrically opened position; a base having first and second terminals inserted into channels on opposite sides of said base; a contact spring disposed within said head portion of said actuator, a first end and a second end of said contact spring contacting a top portion of said first and second terminals in said base, when said actuator of said pushbutton switch is in said normally closed position; said cover being attached to said base; and means for sealing a bottom surface of said base adjacent to said cover and said terminals extending from the bottom of said base.