Sample Summary created by CPC-26 for No. 26 Spiral Bevel Generator

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 Spiral Bevel Gear Summary No. 75229687     Date: 05/06/05         Page 1 of 2

                                                Comb.  20 X  24     DP   5.7500
 PA 20      Spiral Angle  35       Cone Dist. 2.717         Face Width   0.750
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 Spiral Angles:        Machine:               No. 26    Method: Single Side
  Inner  33D  6M       Spiral No. 2                     Shaft Angle:  90
  Outer  37D 39M
                       GEAR     PINION                         GEAR      PINION
 Addendum              0.086     0.114    Norm Chord Adden     0.085     0.113
 Working Depth              0.200         Norm Chord Thick     0.202     0.220
 Whole Depth                0.222         Backlash Allowed      0.006 / 0.013
 Pitch Angle          50D 12M   39D 48M   Dedendum             0.136     0.108
 Face Angle (blanks)  52D 28M   42D 40M   Hand of Spiral       LEFT      RIGHT
 Root Angle           47D 20M   37D 32M   Cutting Method     VERSACUT  VERSACUT
 Dedendum Angle        2D 52M    2D 16M   Circular Thickness   0.261     0.286
 Outside Diameter      4.284     3.654
 Pitch Apex To Crown   1.673     2.014    Tooth bearing: 0.377 (Short)   50%FW
                                          Profile Mismatch: 0.000233
 Tooth Prop System: Spec Tth Proportions  Omega (2 x Roller Ratio):   1.024

           GEAR                                    PINION
   Cutter Specifications:                  Cutter Specifications:
 Cutter Diameter       6.00              Cutter Diameter       6.00
 Cutter Number        12V - 20D          Cutter Number        12V - 20D
 Point Width / Letter   0.040  Y         Point Width / Letter   0.040  Y

 MACHINE SETTINGS - FINISHING:
                     Outer     Inner                        Outer     Inner
 GEAR:             (Concave) (Convex)    PINION:          (Concave) (Convex)
 Eccentric Angle    21D 44M   21D 33M    Eccentric Angle   22D 21M   20D 56M
 Sliding Base            0.000           Sliding Base           0.000
 Blank Position           STD            Blank Position          STD
 Vertical Offset:        0.000           Vertical Offset: UP        DN
 Cradle Angle      203D 51M  205D  7M    Cradle Angle     357D 59M  356D 43M
 Decimal Ratio          0.41655          Decimal Ratio         0.41655
 Machine Root Angle     47D 20M          Machine Root Angle    37D 32M
 Cradle Test Roll       30D  0M          Cradle Test Roll      20D  0M
 Work Test Roll         39D  3M          Work Test Roll        31D 14M

 Nc/75 Ratio Gears   51/74 X 55/91       Nc/75 Ratio Gears  51/74 X 55/91

 Roller Eccentricity     0.264           Roller Eccentricity    0.665
 Roller Angle      343D 28M  163D 28M    Roller Angle     247D 38M   67D 38M
 Roller Gears  40/50x60/90  40/50x60/90  Roller Gears  40/50x60/90 40/50x60/90

   30' BIAS OUT CHANGE - PINION
                     Outer     Inner
                  (Concave)  (Convex)     Maximum point width: GEAR     PINION
 Work Test Roll     -30 Min    30 Min       Outer Tooth Space   0.127    0.128
 Blank Position   ADV  0.047 WITH 0.047     Inner Tooth Space   0.102    0.101
 Sliding Base     WITH 0.029 ADV  0.029
 Eccentric Angle     -5 Min     5 Min     Tooth thickness change
 Change in Nc/75   -.0067     0.0067        per index notch:   .000476 .000397

 To correct for Bias IN, reverse          Ideal Roller Gearset
 directions and signs shown.                Ratio =  0.53333




  Spiral Bevel Gear Summary No. 75229687    Date: 05/06/05         Page 2 of 2

                                                Comb.  20 X  24     DP   5.7500
  PA 20      Spiral Angle  35      Cone Dist. 2.717         Face Width   0.750
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                              Machine:  Spiral No. 2 No. 26


                              GENERATOR ROUGHING SETTINGS

                               GEAR                PINION
     Cutter Number              12                   12
     Cutter Point Width       0.040                0.040
     Cutter Diameter            6.0                  6.0

     Eccentric Angle          21D 40M              21D 42M
     Sliding Base             0.000                0.000
     Blank Position             STD                  STD
     Blank Offset             0.000               0.070 UP
     Cradle Angle            204D 51M             356D 39M

     Decimal Ratio             0.41655              0.41655
     Machine Root Angle       47D  7M              37D  8M
     Cradle Test Roll          30D                 20D
     Work Test Roll           39D  3M              31D 14M

     Nc/75 Ratio Gears

     Roller Eccentricity       0.264                0.665
     Roller Angle           163D 28M              247D 38M

     Roller Gears          40/50 x 60/90        40/50 x 60/90