A micromechanical component which has a substrate, a seismic mass, which is deflectably situated on the substrate, and a stop structure for limiting a deflection of the seismic mass in a direction away from the substrate. The pump is operable to drive air out of the suction cup thereby inducing suction force on the object to be handled. The determination regarding the root site may involve consulting a referrer chain cache storing lists of referrers which associate referring Web sites with root sites from which referrals originate. The first and second sections are then bonded to each other and the annular mount. In either embodiment, when the smoke detector sounds an audible alarm either automatically or manually, the pet collar is activated to sound an alarm and to illuminate at least one light.