Banner & Witcoff, Ltd.
Liquid discharge head and liquid discharge apparatus provided with the same
A liquid discharge head includes: individual channels; a supply channel connected to inlets of the individual channels and through which liquid is supplied to the individual channels; and a recovery channel connected to outlets of the induvial channels and through which the liquid is recovered from the individual channels. Each of the induvial channels includes: a nozzle; an upstream-side pressure chamber disposed between the nozzle and the supply channel; a downstream-side pressure chamber disposed between the nozzle and the recovery channel; an upstream-side throttle channel connecting the supply channel and the upstream-side pressure chamber; and a downstream-side throttle channel connecting the recovery channel and the downstream-side pressure chamber. A channel resistance of the upstream-side throttle channel is smaller than a channel resistance of the downstream-side throttle channel.
Brother Kogyo Kabushiki Kaisha
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B41J B41J B41J B41J B41J B41J B41J B41J B41J
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Hiroshi Shohei Keita Keita
Katayama Koide Hirai Sugiura