A top mounting faucet assembly comprising a mounting plate that may be mounted to a sink surface, a waterway tube, a faucet body housing, and a locking mechanism. The waterway tube is housed within the faucet body housing, to form a removable faucet assembly. The locking mechanism is attached to the...http://www.google.de/patents/US7174581?utm_source=gb-gplus-sharePatent US7174581 - Top down mounting system for a faucet
