A liquid jet apparatus includes a recording head for discharging a recording liquid from a nozzle, a cap for capping the nozzle of the recording head, a suction device for sucking the recording liquid from the nozzle when the nozzle is capped, and a drive source used specially for driving the cap and...http://www.google.de/patents/US6402289?utm_source=gb-gplus-sharePatent US6402289 - Liquid jet apparatus with a drive source for driving a cap and a suction device
