Abstract: A link-based helmet mounting unit for attaching accessories onto a helmet is provided, the helmet mounting unit comprising a plurality of links connected to one another, to enable length adjustment, as well as versatility with respect to replacement, location and type of accessory adaptors that are to be carried by the link-based helmet mounting unit.

Abstract: A helmet mounting assembly for attaching helmet accessories to a helmet is provided. The assembly comprises a front-to-back mounting unit comprising at least one rail, grip or connector configured for connecting at least one helmet accessory to the front-to-back mounting unit, whereby the front-to-back mounting unit further comprises a back end configured to enable passage of securing elements there through, and at least one clipping element for attaching the back end of the front-to-back mounting unit to a back edge of the helmet via the securing elements, configured to further pass through the at least one clipping element, and forcefully pulling the front-to-back mounting unit onto the surface of the helmet to squeeze the mounting unit onto the helmet.

Abstract: A helmet mounting assembly for attaching helmet accessories to a helmet, comprising a first mounting unit and a second mounting unit, wherein at least one of the first and second mounting units comprises at least one rail, grip or connector configured for connecting at least one helmet accessory to the respective first or second mounting units. The second mounting unit is positioned across the first mounting unit, and the first mounting unit and the second mounting unit are configured to be attached to a helmet.

Abstract: A helmet mounting assembly for attaching helmet accessories to a helmet, comprising a front-to-back mounting unit comprising at least one rail, grip of connector configured for connecting at least one helmet accessory to the first mounting unit; and at least one elastic friction pad attached to a bottom side of the front-to-back mounting unit; and at least two clipping elements for attaching a front and back edges of the front-to-back mounting unit to a front and back edge of the helmet, respectively, and pulling front-to-back mounting unit forcefully onto the helmet to squeeze the pad between the mounting unit and the helmet.

Abstract: A helmet mounting assembly for attaching helmet accessories to a helmet is provided. The assembly comprises a front-to-back mounting unit comprising at least one rail, grip or connector configured for connecting at least one helmet accessory to the front-to-back mounting unit, whereby the front-to-back mounting unit further comprises a back end configured to enable passage of securing elements there through, and at least one clipping element for attaching the back end of the front-to-back mounting unit to a back edge of the helmet via the securing elements, configured to further pass through the at least one clipping element, and forcefully pulling the front-to-back mounting unit onto the surface of the helmet to squeeze the mounting unit onto the helmet.

Abstract: A method for detecting and monitoring advertisements in broadcasted media comprising providing an application to a user for installation on a user's computerized apparatus, determining a channel of a broadcasted medium currently selected by the user, monitoring the selected channel for presence of advertisements, determining presence of at least one advertisement, generating, in real time, an alert to the user regarding the presence and/or absence of advertisements, based on the determined presence of at least one advertisement, and the alert causing the application to display on the user's computerized apparatus a list of monitored channels along with indications regarding the presence or absence of advertisements in the listed channels, and a system for performing the same.

Abstract: A pH indicator comprising a solid substrate coated at least partially by at least one layer of at least one substance, wherein said the and the substrate are having different colors and wherein the at least one substance is selected to dissolve or to decompose when exposed to predetermined pH values, thereby exposing said first color.

Abstract: A pH indicator comprising a solid substrate coated at least partially by at least one layer of at least one substance, wherein said the and the substrate are having different colors and wherein the at least one substance is selected to dissolve or to decompose when exposed to predetermined pH values, thereby exposing said first color.