Patent ID: 7676894
Filing Date: 2010-03-16
Classification: A44C,Y10T

Abstract:
1. Clasp for jewelry, comprising a push-in fastener element, a receptacle element for receiving the push-in fastener element, a latching mechanism by means of which the push-in fastener element can be latched in the receptacle element, the latching mechanism comprising a spreadable latching means which when spread comes into a form-locking engagement with the receptacle element, and a handling means that can be gripped from outside of the receptacle element, for operation of the latching mechanism, in which the handling means is attached to a slide which is provided in the receptacle element and which in a first position, hereafter described as the latched position, is in engagement with the latching means and holds the latter in spread condition while in a second position, hereafter described as the unlatched position, it does not hold the latching means in spread condition, wherein the push-in fastener element has a section engaging the receptacle element, in which section two or more than two rolling elements are distributed over the periphery of the push-in fastener element and are caught in such a way that in a first position, hereafter called their latched position, they will project beyond the outer surface of the engaging section of the push-in fastener element and engage a matching recess provided in the receptacle element and that in a second position, hereafter called the unlatched position, the rolling elements do not engage the matching recess in the receptacle element.