Patent ID: 6229104
Filing Date: 2001-05-08
Classification: H01H

Abstract:
A composite switch for an electronic apparatus, comprising: a case for housing a plurality of switches for activating an electronic apparatus; a button shaft axially supported in a slidable manner in a through hole extending from an outer portion of the case toward an inner portion thereof in which the switches are contained; a button fixed to an outer end portion of the button shaft and extending to an outer portion of the case; a rotatable cam disposed inside the case and engaged with an inner end portion of the button shaft to undergo rotational movement therewith; and a plurality of switch electrodes disposed in the case and being activated in response to axial and rotational movement of the button shaft; wherein the button shaft comes into contact with first switch electrodes in response to axial movement of the button to perform a first switch function, and the button shaft comes into contact with second switch electrodes in response to rotational movement of the button to perform a second switch function so that two independent switch functions can be performed using a single button.