Patent ID: 11898498
Assignee: ROLLS-ROYCE PLC
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F  B | IPC F

Claim 1:
2. The method according to claim 1, wherein the interval around the integer Ri is defined as, (
    
      
        
          (
          
            
              R
              ⁢
              
                i
                2
              
            
            -
            k
          
          )
        
        2
      
      ,
      
        
          (
          
            
              R
              ⁢
              
                i
                2
              
            
            +
            k
          
          )
        
        2
      
    
    )
  
  ,, wherein k is an integer and k equals 1 where Ri equals 2, 3 or 4, and k equals 2 where Ri equals 5 or 6.