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The slide valve is a rectilinear valve used to control the admission of steam into and emission of exhaust from the cylinder of a steam engine. In the...3 KB (325 words) - 04:36, 28 June 2024
The valve gear of a steam engine is the mechanism that operates the inlet and exhaust valves to admit steam into the cylinder and allow exhaust steam to...17 KB (2,142 words) - 07:45, 18 September 2024- and in a steam engine they are usually slide valves or piston valves. In four-stroke cycle engines and some two-stroke cycle engines, the valve timing is...5 KB (695 words) - 11:00, 16 December 2023
century, steam locomotives used slide valves to control the flow of steam into and out of the cylinders. In the 20th century, slide valves were gradually...8 KB (1,049 words) - 15:26, 8 October 2024
An expansion valve is a device in steam engine valve gear that improves engine efficiency. It operates by closing off the supply of steam early, before...14 KB (1,805 words) - 22:18, 5 May 2024
A Corliss steam engine (or Corliss engine) is a steam engine, fitted with rotary valves and with variable valve timing patented in 1849, invented by and...33 KB (2,988 words) - 02:12, 12 July 2024
The Walschaerts valve gear is a type of valve gear used to regulate the flow of steam to the pistons in steam locomotives, invented by Belgian railway...15 KB (1,878 words) - 22:58, 17 November 2024
valve is also used metaphorically. The earliest and simplest safety valve was used on a 1679 steam digester and utilized a weight to retain the steam...30 KB (3,621 words) - 00:58, 6 August 2024
The Kuhn slide (German: Kuhnsche Schleife) is part of a modified Walschaerts (German: Heusinger) valve gear on steam locomotives and is named after its...3 KB (329 words) - 09:59, 27 October 2024
steam pressure and returned to its original position by gravity. The two pistons shared a common four-way rotary valve connected directly to a steam boiler...78 KB (9,755 words) - 15:55, 6 November 2024
Sentinel Waggon Works used poppet valves in their steam wagons and steam locomotives. Reversing was achieved by a simple sliding camshaft system. Many locomotives...18 KB (2,088 words) - 09:47, 16 November 2024
down a steam pipe, entering the steam chests adjacent to the cylinders of a reciprocating engine. Inside each steam chest is a sliding valve that distributes...146 KB (17,882 words) - 01:52, 8 November 2024
high pressure steam, requiring poppet valves, and these used a patented sliding camshaft mechanism, which not only varied the inlet valve cut-off but allowed...29 KB (3,675 words) - 14:45, 12 November 2024
rotary valve. Rotary valves have been applied in numerous applications, including: Changing the pitch of brass instruments. Controlling the steam and exhaust...17 KB (1,989 words) - 13:28, 1 October 2024
A check valve, non-return valve, reflux valve, retention valve, foot valve, or one-way valve is a valve that normally allows fluid (liquid or gas) to...22 KB (2,704 words) - 16:29, 14 October 2024
The first internal combustion engines were based on steam engines and therefore used slide valves. This was the case for the first Otto engine, which...13 KB (1,481 words) - 11:55, 18 August 2024
Joy valve gear is a type of steam locomotive valve gear, designed by David Joy (3 March 1825 – 1903), Locomotive and Marine engineer, and patented (no...5 KB (510 words) - 19:44, 29 March 2024- compatibility with all previous HTC Vive base stations, using SteamVR. The Valve Index utilizes Valve’s Lighthouse 2.0 tracking system, which involves external...13 KB (1,198 words) - 07:54, 19 August 2024
reservoir was empty, a valve would be opened to admit steam. This valve would be closed to seal the reservoir, and the cooling water valve would be opened to...54 KB (6,832 words) - 15:58, 15 November 2024
that steam is delivered to the piston with precision. Types are slide valves, piston valves or poppet valves.: 62 Valve chest / Steam chest Valve chamber...28 KB (2,576 words) - 08:25, 7 November 2024
- expansion-valve cuts off the supply of steam to the chest In which the main valve works. Fig. 37.—Expansion-Valve on back of Main Slide-Valve. In the other
- Later historians agreed, arguing that the American frontier was a "safety valve" for urban masses. Allan Kulikoff, as quoted in Abraham Lincoln and Karl
- synchronised by the valve gear connect to the Drivers. Steam locomotives may have slide valves, piston valves or poppet valves. 26 Valve chest/steam chest — Small