Patent ID: 8695896
Filing Date: 2014-04-15
Classification: B05B

Abstract:
1. A re-fillable liquid spray dispenser, comprising: a vessel defining a main chamber; a pump apparatus having a liquid chamber and an air passage venting said main chamber, and defining a central axis that defines mutually perpendicular axial and radial directions; a piston rod having a hollow interior defining a liquid passage; a piston positioned at said liquid chamber and being axially movable in said pump apparatus by said piston rod to pump liquid from said liquid chamber into said liquid passage and to draw liquid from said main chamber into said liquid chamber through a first check valve in said pump apparatus; a vent gasket secured to said pump apparatus, and having a flange portion resiliently contactable with said pump apparatus to releasably seal said air passage; an opening in said vessel; a valve body sealingly engaged to said vessel in said opening and having a first portion with an inlet passage permitting liquid flow through said valve body into said main chamber, and a second portion adapted to receive a discharge nozzle of a liquid reservoir, said valve body biasably movable into a first position to close said inlet passage; and a venting rod movable by said valve body to disengage said flange portion of said vent gasket from said pump apparatus to open said air passage.