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DISCHARGE HEAD, AND LIQUID DISPENSER COMPRISING SUCH A DISCHARGE HEAD

  • US 20190308780A1
  • Filed: 11/10/2017
  • Published: 10/10/2019
  • Est. Priority Date: 11/17/2016
  • Status: Active Grant
First Claim
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1. A discharge head for a liquid dispenser, with the following features:

  • a. the discharge head has a housing, andb. the discharge head has a coupling device for attachment to a liquid store, andc. the discharge head has a discharge opening through which liquid is able to be dispensed into a surrounding atmosphere, andd. the discharge head has an outlet channel which extends from an inlet region, pointing in the direction of the liquid store, up to the discharge opening and by means of which the discharge opening is able to be supplied with liquid, ande. the discharge head has, in the outlet channel, a throttle device with a throttle channel for the reduction in the liquid pressure and/or the liquid flow of the liquid flowing through the throttle device, andf. the throttle device is designed in the form of a dynamic throttle device, in which a free cross section of the throttle channel is reduced in size with increasing pressure prevailing at the throttle device, or with greater liquid flow flowing through the throttle device, andg. the throttle channel is delimited, at least in sections, by an inner side of a channel wall whose position is able to be varied by displacement or deformation.

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