Patent ID: 11953260
Assignee: LG ELECTRONICS INC.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 0:
1. A vacuum adiabatic body, comprising:
a first plate;
a second plate, a vacuum space being provided between the first plate and the second plate; and
a plurality of bars extending in a thickness direction of the vacuum space,
wherein an equation:, 1
    .
    0
   
   ⁢
   3
   ⁢
   5
   ⁢
   4
  
  <
  
   
    
     
      E
      ⁢
      m
     
     3
    
    ⁢
    n
   
   
    a
    2
   
  
  <
  
   18
   ⁢
   
    8
    .
    2
   
   ⁢
   0
   ⁢
   9
   ⁢
   7
  
 

 is satisfied by the plurality of bars, and
wherein
E is an elastic modulus of a material forming at least one of the plurality of bars,
m is a radius of a short axis of a cross-sectional shape of one of the plurality of bars,
n is a radius of a long axis of the cross-sectional shape, and
a is a distance between two adjacent ones of the plurality of bars.