A multiple function lock comprising a body, an engaging element having a first end and a second end, a locking mechanism for securing the first end and the second end of the engaging element to the body, and a gate mechanism for selectively concealing or revealing a passage in the body through which the second end may move to unlock the lock. According to various embodiments, a handle, shaft and flange are configured to provide a rotational interface. A server site of the print server is opened on the proxy unit, and an IPP client regards the print server as a public IPP server opened on the Internet, and exchanges printing service requests and responses via the proxy unit. , bandwidth oversubscription or symbolization integrity. Each housing has a channel that can be aligned to communicate with the inside of the flow orienting duct of the central axle, responsible for orienting the produced mixture to a top reservoir with a foam-making nozzle. The patch is adhered to the bag with an adhesive capable of withstanding cook-in conditions.