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).
Test results for a shock absorber spring, detailing the force required for different compression levels on Chassis 1291.

Identifier  ExFiles\Box 28\1\  Scan002
Date  23th May 1910
  
X832
[Illegible crossed out text] 103 300
re Shock absorbers.
Tests taken by E.P. on Shock absorber spring T-256 19 to 23-5-10 - on Chassis 1291.

Comp: of spring
Lbs. required at end of lever to overcome resistance of shock absorber

1/16" - 4
1/8" - 8
3/16" - 12
1/4" - 16
5/16" (just chock) - 22

Handwritten left column:
Weight held on end of lever after 150 miles run. same as at first
EP{G. Eric Platford - Chief Quality Engineer}

Handwritten signature right:
EP{G. Eric Platford - Chief Quality Engineer}

Handwritten date bottom right:
23-5-10
  
  


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