Protective device for a universal shaft as well as protective arrangement with universal shaft and such a protective device

A protective device for a universal shaft has an attachment element, a tubular protective guard and a latching device. The attachment is positioned around a shaft journal projecting from a housing and is attached to said housing. The tubular protective guard extends along a longitudinal axis L and is positioned around a universal shaft connected to the shaft journal. The latching device has at least one latching element and at least one latching projection. The latching element is arranged on either the attachment element or the protective guard. The latching projection is arranged on either the protective guard or the attachment element. The latching element is displaceable between a latched position and a release position. The latching element is elastically formed and engages, in the latched position, behind the latching projection.