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Replica of the original model made by William Howe to illustrate his invention of the link motion reversing gear, 1842.

Replica model, Howe's link motion gear

Model locomotive valve gear, combination Walschaert's, Stephenson's & Joy's. Designed and constructed by Driver Arthur Goldsborough for the Erimus & District Locomotive Mutual Improvement Class 1924

model walschaert'svalve gear

1924

Demonstration model of Great Western Railway "Castle" class valve gear and motion, English, 1920-1940 ex British Rail (Western Region) Newport Training School.

Demonstration model, Great Western Railway valve gear

1920-1940

Model steam locomotive valve gear, sectioned. Approximately 1:9 scale. Walschaert's with Holcroft's (Gresley's) conjugated link for three cylinder locomotives. Probably ex-LNER Mutual Improvement Class set. Stand missing. (Clapham ref. 91/60)

Sectioned Model of Steam Locomotive Valve Gear

Model steam locomotive valve gear, approx 1/4 scale, Stephenson's link, chain driven demonstration model constructed c.1955.

Stephenson's link

Model steam locomotive valve gear, 1/4 scale, Bouch's reversing screw, chain-driven demonstration model incorrectly assembled on later stand, contemporary model of prototype fitted to Stockton and Darlington Railway locomotives, 1865.

bouch's reversing screw

Model valve gear, scale 1:5, Corliss valve gear, patented by M.M. Durant and Lencauchez in 1890, used on the Paris and Orleans Railway. Motion diagram model of Corliss valve gear fitted to Paris-Orleans locomotive

corliss model valve gear

Model steam locomotive valve gear, Stephenson's, ex London & North Eastern Railway, Mutual Improvement Class set, (No 3).

Model steam locomotive valve gear

Model locomotive valve gear, conjugated valve gear for Gresley 3-cylinder locomotives, by H Tully, Oxford, ex Selby Locomotive Shed MIC, c 1925.

Model of Locomotive Valve Gear

1920-1930

Model steam locomotive valve gear, for demonstrative purposes, Huntley's valve gear model, patented 1853.

Huntley's valve gear model

1853

Model valve gear, ex Southern Railway Mutual Improvement Class.

Model valve gear

Original wooden model of Howe's link motion reversing gear, 1842.

model howe's link motion

1842

Model steam locomotive valve gear, sectioned. Approximately 1:9 scale. Walschaert's with Holcroft's (Gresley's) conjugated link for 3 cylinder locomotives. LNER Mutual Improvement Class set No. 5.

Model steam locomotive valve gear

Model valve gear, Walschaerts radial valve gear, scale 1:4, working, represents the valve gear as arranged on a locomotive built about 1883 for a French Railway company, made by the Science Museum in 1901.

walschaerts valve gear model

1900

Model steam locomotive valve gear, approx. 1/4 scale Walschaert's link chain-driven demonstration model, 3-cylinder type, possibly constructed c.1955.

walschaert's link

Model valve gear, Great Western Railway.

model great western railway valve gear

Steam Chest Sleeve. Wooden box, polished, in several pieces. Lid lifts away in two parts to reveal three shallow voids (painted red and green) in which piston cylinders would have sat. Model to illustrate the entry/departure of steam. Small plate marked '10' is mounted on one side. Dimensions: 19"x13"x5".

Steam Chest Sleeve. Wooden box

Model valve gear, Great Western Railway, with reversing mechanism.

Model valve gear