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Foam dispenser

  • US 4,350,298 A
  • Filed: 08/13/1980
  • Issued: 09/21/1982
  • Est. Priority Date: 08/16/1979
  • Status: Expired due to Term
First Claim
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1. In a foam dispenser for foaming a liquid mixed with air supplied from an air supplying means after the liquid is discharged from an orifice formed in a foam dispenser body and is scattered at the bottom of a nozzle cap located in front of the orifice, the improvement wherein said nozzle cap includes:

  • a plurality of arms at the bottom of said nozzle cap which form an obstacle wall with which the spray liquid from said orifice collides,a plurality of foam outlet ports defined between adjacent ones of said arms so that scattered spray and freely flowing liquid streams are alternately formed adjacent to one another;

    a sealing member which extends from the bottom of said nozzle cap for selectively sealing off said orifice in said foam dispenser body;

    said nozzle cap being movable relative to said foam dispenser body between a sealing position whereat said sealing member seals off said orifice and a foaming position whereat said orifice is not sealed so that the spray stream from said orifice may be foamed;

    at least one pair of through holes formed in said nozzle cap;

    and wherein said foam dispenser body includes a pair of cantilever support arms extending from said foam dispenser body and having locking means at the free end of at least one of said support arms; and

    said nozzle cap being slidably mounted to said pair of cantiliver support arms which respectively extend through said pair of through holes in said nozzle cap, said locking means being engageable with said nozzle cap for preventing said nozzle cap from falling off from said support arms.

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