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).
Technical drawing for a 4.50E E.L.P. wheel rim.

Identifier  ExFiles\Box 159\3\  scan0048
Date  26th May 1938
  
MODIFICATIONS.
Ⓐ MOD Nº 8750
Ⓑ 1/64 R ADDED & 1/32 CHAMFER"
8/11/38 JD{J. Draper - Frames}

1 - 5/32" DIA. HOLE IN EACH FLANGE DIAMETRICALLY OPPOSITE VALVE HOLE FOR ALL WHEELS, (PLAIN & SPOKED DISC WHEELS TO HAVE 2 HOLES, 1 ADJACENT & 1 OPPOSITE VALVE HOLE WHEN BONDERISED.)

TOOL LIST
FORMING & CIRCLING ROLLS: B03731 - 41
CROPPING TOOLS: C09450 & 1
RECIRCLING TOOLS: B03742-4
WELDING BLOCK: STB339/40
ROUNDING TOOLS: 1/STB 341 & 2
CONTRACTING BLOCKS: 1/STB 342
VALVE HOLE TOOLS
VALVE HOLE GAUGE: B03699
CIRCUMFERENCE TAPES: STB281 & 305
LIMIT GAUGES: B03708 & 9
MEAN GAUGES: B03704 & 7
WELL TAPE: 27/STB305
TRUE RUNNING: A637
EXPANDING TOOLS

RIM SIZE TABLE:
RIM SIZE | A | B (INS. | M.M.) | C | D (INS. | M.M.)
450-16 | 15.97 | 50.17 | 1274.5 | 13.91 | 43.70 | 1110

MATL: M.S. STRIP .128" THICK x 7 3/4" WIDE

TITLE BLOCK:
SCALE:--FULL SIZE
DRAWN: J W
TRACED:
CHECKED:
DATE: 26-5-38
D.{John DeLooze - Company Secretary} M.{Mr Moon / Mr Moore} C.
TITLE: 4.50E. E.L.P. RIM.
ISSUE Nº:
MODIFICATION:
A.M. APR DATE:
COMPONENTS & MATERIALS:- SPEC. REF.
DUNLOP RIM & WHEEL CO., LTD., FOLESHILL, COVENTRY.
DRG. Nº: RSO563

DIMENSIONS NOT LIMITED ARE SUBJECT TO A TOLERANCE OF ±.005".
  
  


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