Footswitch for dental and medical uses
First Claim
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1. A sealed footswitch particularly suited for use in dental and medical operatories, comprising:
- a base,a cover mounted to said base and forming therewith a closed housing,at least one switch mounted in said housing, said at least one switch having an operator confronting said cover and movable in a path transverse thereto,means integral with said cover defining an annular flexible hinge above said operator and surrounding said path of movement of said operator,button means projecting upwardly from a central region of said annular flexible hinge along said path of movement of said operator, andresilient means in said housing mounting said at least one switch for movement along said path of movement and toward said base,whereby displacement of said button means under ordinary foot pressure either normal to, or at an angle to, said cover actuates said at least one switch, while displacement under excessive foot pressure displaces said at least one switch against said resilient means to prevent damage to said at least one switch.
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Abstract
A sealed omnidirectional operable footswitch particularly suited for use in connection with dental and medical position programmable adjustable chairs.
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Citations
5 Claims
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1. A sealed footswitch particularly suited for use in dental and medical operatories, comprising:
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a base, a cover mounted to said base and forming therewith a closed housing, at least one switch mounted in said housing, said at least one switch having an operator confronting said cover and movable in a path transverse thereto, means integral with said cover defining an annular flexible hinge above said operator and surrounding said path of movement of said operator, button means projecting upwardly from a central region of said annular flexible hinge along said path of movement of said operator, and resilient means in said housing mounting said at least one switch for movement along said path of movement and toward said base, whereby displacement of said button means under ordinary foot pressure either normal to, or at an angle to, said cover actuates said at least one switch, while displacement under excessive foot pressure displaces said at least one switch against said resilient means to prevent damage to said at least one switch. - View Dependent Claims (2, 3, 4, 5)
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Specification