Rod front changers
Mark Stevens
SUPER CHAMPION - 'Super Mondial' c.1951
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Five views of the very simple
Super Mondial which pivots on the band - note screw on top to give
sideways adjustment, a simple but efficient design
sideways adjustment, a simple but efficient design
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SIMPLEX 'Tour de France' 1947-49
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Above: Three images of the Simplex
Tour de France gate front changer c.1947 which pivots on the lower band
Again a nut allows the cage to slide from side to side for adjustment
The 1947 version had a steel top gate, later changed to an aluminium casting as shown here
Again a nut allows the cage to slide from side to side for adjustment
The 1947 version had a steel top gate, later changed to an aluminium casting as shown here
Below: Two images of the Tour de France
in use, left 1948 with drilled cage and right doubled up with
Campagnolo Corsa gear
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SIMPLEX 'Competition' dual control versions 1949 - ?
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Left: Two views of the Simplex 'Competition' dual-control FD with simple cable stop on the band and cable pinch-bolt
Right: 1949 Rebour drawing of first version of the Dual-operated changer with return spring - no cable adjustment
These models had both rod and cable operation usually operated by a bar-end lever
Right: 1949 Rebour drawing of first version of the Dual-operated changer with return spring - no cable adjustment
These models had both rod and cable operation usually operated by a bar-end lever
c.1950 Simplex Competition with cable adjustor
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 Bernard Gauthier using dual-operated changer with bar-end lever, T de F 1949
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SIMPLEX
 Brazed on bracket1949 |
No upper frame stop
on early version
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 Competition with stop on upper rod
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VARIOUS OTHER CHANGERS
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Left: Huret front
changer with fore and aft lever
Right: Left to right Pitard; Rosa lever change; Rosa cable/lever; Super Champion
Right: Left to right Pitard; Rosa lever change; Rosa cable/lever; Super Champion