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LMS Stanier Black Five With Caprotti Valve Gear
British Railways built twenty locomotives of the LMS Stanier Black Five type, fitted with Caprotti valve gear, in 1948; the BR Caprotti Black Fives. These were numbered 44738-57, 44686 and 44687. The Black Fives had been fitted with Walschaerts valve gear as standard. In 1947, as part of an experimental programme by George Ivatt to try to improve the already good design, LMS Stanier Black Five 44767, (4)4767 was built with Stephenson link motion. The Caprotti-fitted Black Fives were part of the same programme. Caprotti valve gear The Caprotti valve gear was driven by a single shaft, located between the frames, and driven from the leading coupled axle by a bevel gear. The reversing gear was operated by a screw wheel requiring multiple turns to go from full forward to full reverse; in this it differed from the standard Caprotti version, which only required one turn. It was designed to operate in the same way as the reversing gear on the Walschaerts-fitted Black Fives. However rever ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Manchester Victoria & Exchange, With Train-spotters Geograph-2717711-by-Ben-Brooksbank
Manchester () is a city in Greater Manchester, England. It had a population of 552,000 in 2021. It is bordered by the Cheshire Plain to the south, the Pennines to the north and east, and the neighbouring city of City of Salford, Salford to the west. The two cities and the surrounding towns form one of the United Kingdom's most populous conurbations, the Greater Manchester Built-up Area, which has a population of 2.87 million. The history of Manchester began with the civilian settlement associated with the Roman Britain, Roman fort (''castra'') of ''Mamucium'' or ''Mancunium'', established in about AD 79 on a sandstone bluff near the confluence of the rivers River Medlock, Medlock and River Irwell, Irwell. Historic counties of England, Historically part of Lancashire, areas of Cheshire south of the River Mersey were incorporated into Manchester in the 20th century, including Wythenshawe in 1931. Throughout the Middle Ages Manchester remained a manorialism, manorial Township ( ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
