Rolls-Royce Archives
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From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Half-scale technical drawing of a Lorraine Dietrich crankshaft with various cross-sections and dimensions.

Identifier  ExFiles\Box 22\4\  Scan082
Date  1st March 1927
  
CRANK SHAFT - LORRAINE DIETRICH - SCALE 1/2
TIMING GEARS AT FLYWHEEL END
CRANKSHAFT PINION
SECTION AA{D. Abbot-Anderson}
SECTION BB
SECTION CC
SECTION DD
SECTION EE
LENGTH OF THROW - 6.5 CMS = 2.559 INS
WEIGHT AS DRAWN WITH OILERS - 53 LBS 8 OZS
UNDERCUT 1.350 DIA
1.378 DIA.
1.135 DIA.
1.880 DIA
1.771 DIA. ALL CRANKPINS
HOLE FOR LIGHTNESS .250 DIA.
1.965 DIA
3.825 DIA
TAPER 1 IN 5 APPROX
OIL GUARD 3.200 DIA
3.300 DIA
7.700 DIA
RETAINING NUT
.800 DIA
2.021 DIA
.230 DIA HOLE
MOTOR
21.810
18.580
13.325
10.085
4.840
14.025
23.420
5.075
4.400
2.650
.675
1.960
.765
1.360
70°
.330
1.850
1.200
1.650
2.055
6.450
.730
1.610
3.380
2.120
1.050
.515
.380
.550
.650
.350
.300
1.430 RAD
3.280 RAD
3.525 RAD
2.400
2.000
1.300
3.550
1.560
60°
2.725
2.000
.775
.550 LENGTH OF SKEW
1.525
.270
1.225
STAMP TEXT:
ROLLS-ROYCE LTD.
PRINT ROOM
1 MAR 1927
DERBY
  
  


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