Shaped breaching bubble with inward incursion breaching focus

Abstract

Merchandise container ( 10 ) has location specific breaching at breaching focus ( 12 F) when shaped breaching bubble ( 12 S) is in compression. Base lamina ( 10 B) and opposed cover lamina ( 10 C) are selectively pressed together into a double convex receptacle (see FIG. 1 B). Product chamber ( 12 P) and the breaching bubble are included within a perimeter seal ( 14 P). Inner seal ( 14 I) extends across the container, isolating the product chamber from the breaching bubble. Bubble incursion zone ( 12 Z) shifts the perimeter seal inward toward the breaching bubble. Breaching focus ( 12 F) initiates the breach at the inward most point or location of the incursion zone. Breaching flanks ( 14 K) adjacent to the breaching focus form the breaching edge. The breaching bubble is compressed under external pressure applied by the end user, indicated by arrows ( 12 C) and ( 12 B) in FIG. 1 B, causing the opposed laminae to separate. Opposed peel flaps, cover peel flap ( 14 C) and base peel flap ( 14 B) (see FIG. 1 C) are provided by the separated opposed laminae proximate the incursion zone after the location specific breach at the breaching focus.

1 ) A breaching bubble apparatus with location specific breaching when in a state of compression, comprising:
 a base lamina and an opposed cover lamina selectively pressed together;   a perimeter seal formed by the selective pressing;   a shaped breaching bubble included within the perimeter seal between the selectively pressed opposed laminae;   bubble incursion zone along the perimeter seal and shifting the perimeter seal inward toward the breaching bubble;   breaching focus forming part of the perimeter seal at the inward most location of the incursion zone;   focus separation angle F between the opposed laminae at the breaching focus when the breaching bubble is in compression;   perimeter separation angle P between the opposed laminae along the perimeter seal when the breaching bubble is in compression;   which the focus separation angle F is greater than the perimeter separation angle P promoting greater separation of the opposed laminae at the breaching focus then opposed laminae separation along the perimeter seal,   causing location specific breaching of the shaped breaching bubble at the breaching focus.   
   
   
       2 ) The apparatus of  claim 1 , further comprising opposed peel flaps provided by the separated opposed laminae proximate the incursion zone after the location specific breach at the breaching focus. 
   
   
       3 ) The apparatus of  claim 2 , further comprising a product in the shaped breaching bubble. 
   
   
       4 ) The apparatus of  claim 1 , further comprising breaching flanks forming part of the perimeter seal adjacent to the breaching focus, and extending from each side of the breaching focus. 
   
   
       5 ) The apparatus of  claim 4 , wherein the breaching flanks separate at a faster rate than the perimeter seal when the breaching bubble is in compression. 
   
   
       6 ) The apparatus of  claim 4 , wherein the perimeter seal along the breaching flanks is weaker than the remainder of the perimeter seal. 
   
   
       7 ) The apparatus of  claim 4 , wherein the perimeter seal along the breaching flanks is narrower than the remainder of the perimeter seal. 
   
   
       8 ) The apparatus of  claim 4 , wherein the incursion zone is a V-shaped notch having an apex at the breaching focus with straight breaching flanks extending from the apex. 
   
   
       9 ) The apparatus of  claim 4 , wherein the breaching flanks extending from the breaching focus are curved. 
   
   
       10 ) The apparatus of  claim 4 , wherein the incursion zone is symmetrical about the breaching focus with symmetrical breaching flanks extending from the breaching focus. 
   
   
       11 ) The apparatus of  claim 4 , wherein the breaching focus is a point forming the origin of the breaching flanks extending therefrom. 
   
   
       12 ) The apparatus of  claim 4 , wherein the breaching focus has a width along the perimeter seal between the breaching flanks extending therefrom. 
   
   
       13 ) The apparatus of  claim 1 , wherein at least a portion of the perimeter seal is coplanar defining a laminae plane. 
   
   
       14 ) The apparatus of  claim 13 , wherein:
 the base lamina is flat and rigid defining the laminae plane;   the focus separation angle F′ is the angle between the cover lamina at the breaching focus and the laminae plane; and   the force of separation Force Jf′ is
     Jf′=T (Sine  C ) 
 where T is the tangential tension
 in the opposed laminae caused 
 by the breaching bubble compression. 
 
   
   
   
       15 ) The apparatus of  claim 1 , wherein:
 the focus separation angle F is the sum of a cover separation angle Cf and a base separation angle Bf;   cover separation angle Cf is the angle between the cover lamina at the breaching focus and the adjacent leg of the right triangle which includes the cover separation angle Cf;   base separation angle Bf is the angle between the base lamina at the breaching focus and the adjacent leg of the right triangle which includes the base separation angle Bf;   the perimeter separation angle P is the sum of a cover separation angle Cp and a base separation angle Bp;   cover separation angle Cp is the angle between the cover lamina along the perimeter seal and the adjacent leg of the right triangle which includes the cover separation angle Cp;   base separation angle Bp is the angle between the base lamina along the perimeter seal and the adjacent leg of the right triangle which includes the base separation angle Bp;   the force of separation Force Sf at the breaching focus is
     Sf=T (Sine  Cf +Sine  Bf ) 
 where T is the tangential tension
 in the opposed laminae caused 
 by the breaching bubble compression; 
 
   the force of separation Force Sp along the perimeter seal is
     Sp=T (Sine  Cp +Sine  Bp ) 
 where T is the tangential tension
 in the opposed laminae caused 
 by the breaching bubble compression; and 
 
   Force Sf is greater than Force Sp.   
   
   
       16 ) The apparatus of  claim 1 , wherein:
 the breaching focus has a threshold separation Force Tsf;   the perimeter seal has a threshold separation Force Tpf; and   the threshold separation Force Tsf of the breaching focus is lower than the threshold separation Force Tpf of the perimeter seal.   
   
   
       17 ) The apparatus of  claim 16 , wherein the breaching focus separates and the perimeter seal does not separate under a range of breaching bubble compressions which create a range of threshold separation forces greater than the threshold separation Force Tsf of the breaching focus but less than the threshold separation Force Tpf of the perimeter seal. 
   
   
       18 ) The apparatus of  claim 1 , further comprising:
 a product chamber included within the perimeter seal between the selectively pressed opposed laminae;   an inner seal formed by the selective pressing isolating the product chamber from the breaching bubble;   breaching flanks forming part of the perimeter seal adjacent to the breaching focus, and extending from each side of the breaching focus; and   opposed peel flaps provided by the separated opposed laminae proximate the incursion zone after the location specific breach at the breaching focus, which permit detachment of the inner seal and access to the product chamber.   
   
   
       19 ) The container of  claim 18 , further comprising a product loading port through the perimeter seal for receiving a product into the product chamber. 
   
   
       20 ) The container of  claim 18 , further comprising a product in the product chamber.