Sturmey-Archer is a manufacturing company originally from NottinghamEngland. he common Sturmey-Archer three-speed hubs provide a direct drive middle gear, a high gear that is 4/3 of the middle gear, and a low gear that is 3/4 of the. Sturmey Archer spares are available from many different places but not many sellers or repairers will be able to match the spare part with the date of your hub.
Sturmey archer 3 speed hub dating. I recently picked up an old CCM Imperial 3-speed women's bike. When I first looked for a serial number, I couldn't find one. A piece of advice. Sturmey-Archer was one of two major manufacturers of internal-gear hubs in the early and mid 20th century.
The principle of operation is explained on another page on this site. Cycle Engineers Institute extract of reading by Henry Sturmey. , The first catalogue , Type X 3-speed hub - branded " 3-speed Gear Syndicate". All rights reserved.
The free-wheel, often referred to at the time as free pedals, became popular in the cycle trade inand soon almost every manufacturer was offering at least one model so fitted. But earlier, on 20th Septemberpatent 17, was granted to Messrs Linley, Biggs and Archer for an expanding-chainwheel four-speed gear, which was first marketed in on a New Whippet bicycle. Gear-changing involved back-pedalling so it was necessary to provide a free-wheel.
Increase the search radius for more results. Features. • Classic 3-speed internal gear hub with gear ratio of % • Gear steps of 33% and 33% • Steel hub shell • 36 Spoke holes • Compatible with 13 to ALL
From a very early stage the company worked with Raleighand was soon acquired by Raleighpossibly also in A Sturmey Archer hub gear will only shift under no load. . Date: 3 Apr GMT Jim Adney writes: >> The four pins are free fit in the housing and. Finally, the site includes technical and product service information which will help anyone renovating ancient bikes.
Sturmey-Archer is a manufacturing company originally from Nottingham, England . It primarily All Sturmey Archer gear hubs use epicyclic (planetary) geartrains of varying complexity. of 90mm drum brakes LBF/BF/BFC and LBR/BR/BRC in , the first Sturmey Archer 3 speed drum brake was introduced, the KB.
Browse by Date Sturmey Archer geared hubs are easy to date, so I've started with them. c STURMEY-ARCHER MODEL FX 3-SPEED HUB.