Derailleur

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Ingenium, 1999.0211.001
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OBJECT TYPE: REAR
DATE: 1960–1969
ARTIFACT NUMBER: 1999.0211.001

MANUFACTURER: Zeus Industriale SA
MODEL: ALFA JUNIOR
LOCATION: Eibar, Spain

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: ALL METAL CONSTRUCTION, SAVE MOULDED SYNTHETIC TOOTHED WHEELS.

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: 9.5 cm
Width: 5.0 cm
Height: 8.5 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Non-motorized Ground Transportation
Category: Cycles & cycling
Sub-Category: N/A

Manufacturer

AKA: Zeus
Country: Spain
State/Province: Unknown
City: Eibar

Context

Country: North America
State/Province: Unknown
Period: THIS TYPE OF DERAILLEUR MAY HAVE BEEN USED C. 1960S+
Canada: EXAMPLE OF A BICYCLE DERAILLEUR TYPE USED IN CANADA.
Function: USED TO LEAD BICYCLE CHAIN FROM ONE SPROCKET TO ANOTHER DURING GEAR SHIFTING.
Technical: BOTH FRONT & REAR DERAILLEURS WORK BY PUSHING THE BICYCLE CHAIN SIDEWAYS, SO THAT IT RUNS AT AN ANGLE ONTO THE SPROCKET, INSTEAD OF STRAIGHT. WHEN THE ANGLE BECOMES SHARP ENOUGH, THE CHAIN CAN NO LONGER MESH WITH THE SPROCKET, FALLS OFF AND LANDS ONTO THE NEXT SPROCKET INLINE. * CONT'D IN COMMENTS
Area Notes: Unknown

Details

Markings: "Alfa junior" cast in raised print on derailleur frame.
Missing: APPEARS COMPLETE.
Finish: SILVER METAL; BLACK MOULDED WHEELS.
Decoration: N/A

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If you choose to share our information about this collection object, please cite:

Zeus Industriale SA, Derailleur, between 1960–1969, Artifact no. 1999.0211, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1999.0211.001/

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