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Analysis of a vehicle skid, listing potential causes including road conditions, tyres, and driver action.


Identifier  WestWitteringFiles\S\2April1928-June1928\  Scan018
Date  1st September 1928
  
Rudy type out & distribute.
ORIGINAL
9/28
Accident.
turned note
HS. {Lord Ernest Hives - Chair}
from R. {Sir Henry Royce} LHS {Lord Herbert Scott - Chair}
E. {Mr Elliott - Chief Engineer}
BJX, PM, CWB, C, Sq, Nor.
Unsprung weight upon which turns the force of lateral momentum
I cannot see how the steering could be wrong & right again it is just possible to have a seizure or a brake come on. but it is so remote as to be unbelievable. my impression is that the back wheels slipped & skidded.
(1) wet road
(2) a cambered road. (quicker sideways)
(3) worn tyres.
(4) large dia tyres for the load.
(5) foot pedal / accelerating from 50 up to ?
(6) powerful engine for the load on back wheels.
(7) Tyre pressure may have been low
I hear Hispano. do not fit large tyres to their axles on the sports. model.
PTO R
  
  
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).


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