Dispenser

Abstract

A dispenser, which is in particular suitable for pasty media, comprises an elastic receiving container for receiving the medium. The receiving container comprises a dispensing chamber and a storage chamber. Further, a dosing member is provided which acts upon the dispensing chamber. In particular with a view to cost reduction, the receiving container is of one-piece configuration and comprises both the dispensing chamber and the storage chamber.

1 . A dispenser comprising:
 an elastic receiving container for receiving the medium,   a dosing member acting upon a dispensing chamber of said receiving container, and   a storage chamber connected with said dispensing chamber,   wherein said receiving container is of one-piece configuration and comprises both said dispensing chamber and said storage chamber.   
   
   
       2 . The dispenser according to  claim 1 , wherein said dispensing chamber is partially defined by welds. 
   
   
       3 . The dispenser according to  claim 1 , further comprising a self-closing outlet member integrally formed with the receiving container. 
   
   
       4 . The dispenser according to  claim 1 , further comprising a retaining member arranged between the dispensing chamber and the storage chamber which prevents a medium from being urged back into said storage chamber while the medium is being dispensed. 
   
   
       5 . The dispenser according to  claim 4 , wherein said retaining member is mechanically coupled with the dosing member. 
   
   
       6 . The dispenser according to  claim 4 , wherein said retaining member separates the chambers from each other by squeezing together the receiving container. 
   
   
       7 . The dispenser according to  claim 1 , further comprising a conveying member for conveying the medium from the storage chamber of the receiving container to the dispensing chamber. 
   
   
       8 . The dispenser according to  claim 7 , wherein said dosing member is mechanically connected with the conveying member. 
   
   
       9 . The dispenser according to  claim 7 , wherein said conveying member comprises at least one press roll and/or one press member. 
   
   
       10 . The dispenser according to  claim 1 , wherein said dosing member is configured as a manually operable lever. 
   
   
       11 . A receiving container for a dispenser comprising: an elastic receiving container for receiving the medium, a dosing member acting upon a dispensing chamber of said receiving container, and a storage chamber connected with said dispensing chamber, wherein said receiving container is of one-piece configuration and comprises both said dispensing chamber and said storage chamber, wherein said receiving container is of one-piece configuration, and is made of plastic material, and comprises a storage chamber and a dispensing chamber, as well as an outlet member. 
   
   
       12 . The receiving container according to  claim 11 , wherein said outlet member is integrally formed with the receiving container, and is made from the same material as the latter.