Container for storing and applying liquid or cream products

Abstract

A container for storing and applying liquid or cream products, comprising: a tubular body ( 10 ) provided with an annular step ( 16 ) adjacent to an application end ( 12 ) and turned to a basic end ( 11 ), the sidewall ( 22 ) of a cap ( 20 ) incorporating, internally, a circumferential rib ( 26 ) with its internal diameter (d) being slightly smaller than the external diameter (D) of the annular step ( 16 ), in order to be seated against the latter when subjected to a certain expansive radial resilient deformation, the annular step ( 16 ) and the circumferential rib ( 26 ) being shaped so that the resilient memory force of the cap ( 20 ), which is acting on the mutual seating region between the annular step and the circumferential rib, axially forces the cap ( 20 ) against the application end ( 12 ), maintaining the sealing means ( 23,24,24 a ) pressed against the product dispensing means ( 14,15 ), blocking the latter.

1 . A container for storing and applying liquid or cream products, comprising: a tubular body ( 10 ) having a closed basic end ( 11 ) and an application end ( 12 ) provided with an end wall portion ( 13 ) and with a product dispensing means ( 14 , 15 ), and a cap ( 20 ) presenting an end wall ( 21 ) provided, internally, with at least one sealing means ( 23 , 24 , 24   a ) and a sidewall ( 22 ), said cap ( 20 ) being removably seated and retained against the application end ( 12 ) of the tubular body ( 10 ), so that the sealing means ( 23 , 24 , 24   a ) blocks the product dispensing means ( 14 , 15 ), characterized in that the tubular body ( 10 ) is provided with an annular step ( 16 ) adjacent to the application end ( 12 ) and turned to the basic end ( 11 ), the sidewall ( 22 ) of the cap ( 20 ) incorporating, internally, a circumferential rib ( 26 ) with its internal diameter (d) being slightly smaller than the external diameter (D) of the annular step ( 16 ), in order to be seated against the latter when subjected to a certain expansive radial resilient deformation, the annular step ( 16 ) and the circumferential rib ( 26 ) being shaped so that the resilient memory force of the cap ( 20 ), which is acting on the mutual seating region between the annular step and the circumferential rib, axially forces the cap ( 20 ) against the application end ( 12 ), maintaining the sealing means ( 23 , 24 , 24   a ) pressed against the product dispensing means ( 14 , 15 ), blocking the latter.  
   
   
       2 . The container according to  claim 1 , characterized in that the annular step ( 16 ) defines an inclined surface in relation to a plane orthogonal to the axis of the tubular body ( 10 ).  
   
   
       3 . The container according to  claim 2 , characterized in that the profile of the annular step ( 16 ) is defined by half the profile of a circumferential salience ( 17 ) having a cross section in the form of an externally convex arc of a circle incorporated to the tubular body ( 10 ) adjacent to the application end ( 12 ).  
   
   
       4 . The container according to  claim 3 , characterized in that the circumferential rib ( 26 ) of the cap ( 20 ) presents a substantially semicircular convex cross section, which is dimensioned to be seated on the annular step ( 16 ) over the circumferential salience ( 17 ) of the tubular body ( 10 ).  
   
   
       5 . The container according to  claim 3 , characterized in that the annular step ( 16 ) presents an external edge which is united to the peripheral edge of the end wall portion ( 13 ) of the application end ( 12 ) of the tubular body ( 10 ) through the circumferential salience ( 17 ).  
   
   
       6 . The container according to  claim 1 , characterized in that the circumferential rib ( 26 ) is provided close to a free end edge of the sidewall ( 22 ) of the cap ( 20 ).  
   
   
       7 . The container according to  claim 1 , characterized in that the basic end ( 11 ) of the tubular body ( 10 ) is closed by the mutual welding of end marginal extensions of the tubular body ( 10 ).  
   
   
       8 . The container according to  claim 7 , characterized in that the welding of the end marginal extensions of the tubular body ( 10 ) is made according to at least one rectilinear alignment.  
   
   
       9 . The container according to  claim 1 , in which the end wall portion ( 13 ) is incorporated in a single piece to the tubular body ( 10 ) and is provided with a product dispensing means ( 14 ) in the form of an orifice and the end wall ( 21 ) of the cap ( 20 ) incorporates, internally, a first sealing means ( 23 ) in the form of an axial projection to be fitted in the orifice of the product dispensing means ( 14 ) of the end wall portion ( 13 ), characterized in that the end wall portion ( 13 ) presents the form of a spherical calotte with its peripheral edge united to the peripheral edge of the annular step ( 16 ).  
   
   
       10 . The container according to  claim 9 , characterized in that the end wall ( 21 ) of the cap ( 20 ) incorporates, internally and around the first sealing means ( 23 ) in the form of axial projection, a second sealing means ( 24 ) in the form of a tubular projection having a free peripheral edge pressed against the end wall portion ( 13 ), around the orifice of the product dispensing means ( 14 ), upon the seating of the cap ( 20 ) against the tubular body ( 10 ).  
   
   
       11 . The container according to  claim 9 , characterized in that the end wall portion ( 13 ) presents a contour which is smaller than that of the portion of the tubular body ( 10 ) adjacent to the annular step ( 16 ).  
   
   
       12 . The container according to  claim 11 , characterized in that the cross section contour of the cap ( 20 ) is contained in the larger cross section contour of the tubular body ( 10 ).  
   
   
       13 . The container according to  claim 1 , characterized in that the end wall portion ( 13 ) is defined by a surface portion of a product dispensing means ( 15 ), in the form of a sphere of the roll-on type, which is rotatably supported on the application end ( 12 ) of the tubular body ( 10 ), the end wall ( 21 ) of the cap ( 20 ) incorporating, internally, a sealing means ( 24 ) in the form of a tubular projection having a free peripheral edge which is pressed against the sphere of the product dispensing means ( 15 ) upon the seating of the cap ( 20 ) against the tubular body ( 10 ), blocking the product dispensing means ( 15 ).  
   
   
       14 . The container according to  claim 1 , characterized in that the end wall portion ( 13 ) is defined by a surface portion of a product dispensing means ( 15 ) in the form of a roll-on sphere which is rotatably supported on the application end ( 12 ) of the tubular body ( 10 ), the end wall ( 21 ) of the cap ( 20 ) incorporating, internally, a sealing means ( 24 ) in the form of a spherical concave cradle ( 24   a ), whose concave surface is pressed against the sphere of the product dispensing means ( 15 ), upon the seating of the cap ( 20 ) against the tubular body ( 10 ), blocking the product dispensing means ( 15 ).  
   
   
       15 . The container according to  claim 1 , characterized in that the end wall ( 21 ) of the cap ( 20 ) defines a surface for supporting the container in an inverted position, with the application end ( 12 ) turned down.