Measuring Dovetail Slides / Mesure des queues d'aronde

E = AB D =  b - y - 2E L = a + 2c
R = OB D = ( b - y ) / (1 + 1/tan(α/2)) L = a + (2h / tanα)
R = D / 2 D = x - a - 2E L = a + (2h * tan(α/2))
R = E * tan (α/2) D = (x - a) / (1 + 1/tan(α/2)) L = x + (2h * tan(α/2)) - (D / tan(α/2)) - D
    L = x + 2c - 2E - D
a = L - 2c E = R / tan(α/2) L = x + (2h * tan(α/2)) - 2E - D
a = L - 2h * tan(α/2) E = (b - y - D) / 2  
a = L - 2h/ tanα E = (x - a - D) / 2 M = b - 2c
a = x - 2E - D E = (x - L - D + 2c) / 2 M = (y + D(1 + 1/tan(α/2)) - 2c
a = x - D(1 + 1/tan(α/2)) E = (x - L -D +(2h * tan(α/2))) /2 M = b - (2h * tan(α/2))
     
b = y + D(1 + 1/tan(α/2)) h = c / tan(α/2) x = a + 2E + D
b = M + 2c  h = c * tanα x = a + D(1 + 1/tan(α/2))
b = M + 2h*tan(α/2) h = (L-a) / 2tan(α/2) x = L - (2h * tan(α/2)) + D/tan(α/2) + D
b = 2E + y + D h = ((L-a) *  tanα) / 2 x = L - 2c + 2E + D
  h = (b - M) / 2tan(α/2) x = L - (2h * tan(α/2)) + 2E + D
c = h / tanα h = ((b-M) *  tanα) / 2  
c = h * tan(α/2)   y = b (D * (1 + 1/tan(α/2)))
c = (L-a) / 2   y = b - 2E -D
c = (L - x + 2E + D) / 2   y = (M + 2c) (D * (1 + 1/tan(α/2)))
c = (b - M) / 2    
c = (y + (D * (1 + 1/tan(α/2)) - M) / 2 tan(α/2) =  R / E tan(α/2) = 1 / (((x - a) / D) -1)
  tan(α/2) = c / h tan(α/2) = 1 / (((b-y) / D) -1)
tanα = h / c tan(α/2) = (x - L) tan(α/2) = 1 / (((M + 2c - y) / D) - 1)
tanα = 2h / (L-a) tan(α/2) = (b - M) / 2h tan(α/2) = (2E - x + L + D) / 2h
tanα = 2h / (b-M) tan(α/2) = (L-a) / 2h  

 

 

 

 

 

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