Vibration dampening material and method of making same

Abstract

The present invention is directed to a material adapted to reduce vibration and, more specifically, to a material adapted to dissipate and evenly distribute transmitted vibrations. The material is particularly suited for impact and/or heavy load vibration resistance.

1 . A vibration-reducing material comprising: 
 first and second high tensile strength material layers, wherein the high tensile strength material layers distribute vibration to facilitate vibration dampening; and    an elastomeric layer configured to absorb vibration and impact energy, located substantially between the first and second high tensile strength material layers.    
   
   
       2 . The vibration-reducing material of  claim 1 , wherein at least one of the first and second high tensile strength layers impact resistant.  
   
   
       3 . The vibration-reducing material of  claim 1 , wherein at least one of the high tensile strength layers has a tensile modulus of between 70 and 140 GPa.  
   
   
       4 . The vibration-reducing material of  claim 1 , wherein at least one of the first and second high tensile strength material layers are coated with a bonding layer that facilitates bonding between the at least one of the first and second high tensile strength material layers and the elastomeric layer.  
   
   
       5 . The vibration-reducing material of  claim 4 , wherein the bonding layer is made from the same material as the elastomeric layer.  
   
   
       6 . The vibration-reducing material of  claim 5 , wherein the first and second material layers have two sides, each of which has a coating of the bonding material.  
   
   
       7 . The vibration-reducing material of  claim 1 , shaped as an open cylinder.  
   
   
       8 . The vibration-reducing material of  claim 1 , used to reduce vibration as a motor mount.  
   
   
       9 . The vibration-reducing material of  claim 1 , used as a spring.  
   
   
       10 . The vibration-reducing material of  claim 1 , used to reduce vibration as an item selected from the group consisting of: impact absorbing padding, flooring, packaging, electronics padding, noise reducing panels, tape, carpet padding, and floor padding.  
   
   
       11 . The vibration-reducing material of  claim 1 , wherein the vibration-reducing material is chemical resistant.  
   
   
       12 . A vibration-reducing material comprising: 
 a high tensile strength material layer, wherein the high tensile strength material distributes vibration to facilitate vibration dampening, and wherein the first material layer is shaped as a cylinder; and    an elastomeric layer located within the cylinder.    
   
   
       13 . The vibration-reducing material of  claim 12 , wherein the high tensile strength layer is impact resistant.  
   
   
       14 . The vibration-reducing material of  claim 12 , wherein the high tensile strength layer has a tensile modulus of between 70 and 140 GPa.  
   
   
       15 . The vibration-reducing material of  claim 12 , wherein the high tensile strength material layer is coated with a bonding layer that facilitates bonding between the first high tensile strength material layer and the elastomeric layer.  
   
   
       16 . The vibration-reducing material of  claim 15 , wherein the bonding layer is made from the same material as the elastomeric layer.  
   
   
       17 . The vibration-reducing material of  claim 12 , wherein the cylinder is closed onto itself to form a toroidal shape.  
   
   
       18 . A motor mount made with the material of  claim 17 .  
   
   
       19 . A spring made with the material of  claim 20 .  
   
   
       20 . A vibration-reducing material comprising: 
 first and second aramid material layers, wherein the high tensile strength material layers distribute vibration to facilitate vibration dampening; and    an elastomeric layer that is substantially free of voids configured to absorb vibration and impact energy, located substantially between the first and second high tensile strength material layers.    
   
   
       21 . The vibration-reducing material of  claim 20 , wherein the aramid material has a tensile strength between 6,000 and 24,000 psi.