US2022369870A1PendingUtilityA1

Stack of absorbent sheets including a mounting system

Assignee: KIMBERLY CLARK COPriority: Oct 31, 2019Filed: Oct 31, 2019Published: Nov 24, 2022
Est. expiryOct 31, 2039(~13.3 yrs left)· nominal 20-yr term from priority
A47K 10/10A47K 10/42A47K 10/20A47K 2010/3233A47K 10/421
41
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Claims

Abstract

A stack of absorbent sheets configured to be mounted to a surface can include a mounting system. The stack can include a plurality of the absorbent sheets each including an area of weakness to facilitate separation of an absorbent sheet from the stack of absorbent sheets at an average separation force (Fseparation). The stack can further include a mounting system comprising a first fastening component configured to be coupled to a back surface of the stack of absorbent sheets. A force to separate the first fastening component from the stack of absorbent sheets can be F1. The mounting system can further comprise a second fastening component configured to be coupled to the first fastening component and to the surface. A force to separate the second fastening component from the first fastening component can be F2. A force to separate the second fastening component from the surface can be F3, and Fseparation<F2<F3<F1.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A stack of absorbent sheets configured to be mounted to a surface, the stack including a top edge, a bottom edge, and a pair of opposed side edges, the stack comprising:
 a plurality of the absorbent sheets each including an area of weakness to facilitate separation of an absorbent sheet from the stack of absorbent sheets at an average separation force (F separation ); and   a mounting system comprising:
 a first fastening component configured to be coupled to a back surface of the stack of absorbent sheets, wherein a force to separate the first fastening component from the stack of absorbent sheets is F 1 ; and 
 a second fastening component configured to be coupled to the first fastening component and to the surface, wherein a force to separate the second fastening component from the first fastening component is F 2 , and wherein a force to separate the second fastening component from the surface is F 3 ; and 
 wherein F separation <F 2 <F 3 <F 1 . 
   
     
     
         2 . The stack of absorbent sheets of  claim 1 , wherein the absorbent sheets are paper towels. 
     
     
         3 . The stack of absorbent sheets of  claim 2 , further comprising:
 a backing sheet, the backing sheet including a back portion coupled to a bottom-most absorbent sheet in the stack of absorbent sheets.   
     
     
         4 . The stack of absorbent sheets of  claim 3 , wherein the first fastening component is coupled to the back portion of the backing sheet. 
     
     
         5 . The stack of absorbent sheets of  claim 3 , wherein the backing sheet further comprises a top portion and a facing. 
     
     
         6 . The stack of absorbent sheets of  claim 1 , wherein F separation  is less than about 2400 gf. 
     
     
         7 . The stack of absorbent sheets of  claim 1 , wherein F separation  is between about 1000-2000 gf. 
     
     
         8 . The stack of absorbent sheets of  claim 7 , wherein the area of weakness to facilitate separation of an absorbent sheet from the stack of absorbent sheets is a perforation segment. 
     
     
         9 . The stack of absorbent sheets of  claim 3 , wherein the first fastening component is coupled to the backing sheet with adhesive and includes one of a hook fastener or a loop fastener to couple to the second fastening component. 
     
     
         10 . The stack of absorbent sheets of  claim 9 , wherein the second fastening component is coupled to the surface with adhesive and includes the other of a hook fastener or a loop fastener to couple to the first fastening component. 
     
     
         11 . A stack of absorbent sheets configured to be mounted to a surface, the stack comprising:
 a plurality of absorbent sheets each including an area of weakness to facilitate separation of an absorbent sheet from the stack of absorbent sheets at an average separation force (F separation ), the plurality of absorbent sheets providing a top edge of the stack, a bottom edge of the stack, and a pair of opposed edges of the stack; and   a mounting system comprising:
 a first fastening component configured to be coupled to a back surface of the stack of absorbent sheets; and 
 a second fastening component configured to be coupled to the first fastening component and to the surface; 
 wherein a force to separate the second fastening component from the first fastening component (F 2 ) is less than a force to separate the second fastening component from the surface (F 3 ) such that the first fastening component is configured to disengage from the second fastening component upon an application of a force to the stack of absorbent sheets (F pull ) that is greater than or equal to F 2  but is less than F 3 . 
   
     
     
         12 . The stack of absorbent sheets of  claim 11 , wherein a force to separate the first fastening component from the stack of absorbent sheets is F 1 , and wherein F separation <F 2 <F 3 <F 1 . 
     
     
         13 . The stack of absorbent sheets of  claim 11 , wherein the absorbent sheets are paper towels. 
     
     
         14 . The stack of absorbent sheets of  claim 11 , wherein the stack of absorbent sheets further comprises a backing sheet, the backing sheet including a back portion coupled to a bottom-most absorbent sheet in the stack of absorbent sheets. 
     
     
         15 . The stack of absorbent sheets of  claim 14 , wherein the first fastening component is coupled to the back portion of the backing sheet. 
     
     
         16 . The stack of absorbent sheets of  claim 11 , wherein F separation  is between about 1000-2400 gf. 
     
     
         17 . The stack of absorbent sheets of  claim 14 , wherein the first fastening component is coupled to the backing sheet with adhesive and includes one of a hook fastener or a loop fastener to couple to the second fastening component. 
     
     
         18 . The stack of absorbent sheets of  claim 17 , wherein the second fastening component is coupled to the surface with adhesive and includes the other of a hook fastener or a loop fastener to couple to the first fastening component. 
     
     
         19 . A stack of absorbent sheets including a top edge, a bottom edge, and a pair of opposed side edges, the stack comprising:
 a plurality of absorbent sheets each including a perforation line to facilitate separation of an absorbent sheet from the stack of absorbent sheets at an average separation force (F separation );   a backing sheet, the backing sheet including a back portion coupled to a bottom-most absorbent sheet in the stack of absorbent sheets; and   a mounting system configured to mount the plurality of absorbent sheets to a surface, the mounting system comprising:
 a first fastening component coupled to the backing sheet with adhesive and includes a loop fastener, wherein a force to separate the first fastening component from the backing sheet is F 1 ; and 
 a second fastening component configured to be coupled to the surface with adhesive and includes a hook fastener to couple to the loop fastener of the first fastening component, wherein a force to separate the second fastening component from the first fastening component is F 2 , and wherein a force to separate the second fastening component from the surface is F 3 ; and 
 wherein F separation <F 2 <F 3 <F 1 . 
   
     
     
         20 . The stack of absorbent sheets of  claim 19 , wherein the absorbent sheets are paper towels.

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