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Gear wheel from long-case clock by Fromanteel

Gear wheel from long-case clock by Fromanteel

1660-1665
Gear wheel from long-case clock by Fromanteel

Gear wheel from long-case clock by Fromanteel

1660-1665
Brass casting, roughly cylindrical, three sinkings in surface

Brass casting, roughly cylindrical, three sinkings in surface

1782
3D printed object with moveable parts in shape of heart

3D printed object with moveable parts in shape of heart

2013
Fabroil Silent Pinion type B, gear wheel

Fabroil Silent Pinion type B, gear wheel

1922
Sturmey-Archer hub gear for cycles

Sturmey-Archer hub gear for cycles

1906
Pair of straight cut involute bevel gears in mesh.

Pair of straight cut involute bevel gears in mesh.

circa 1883
Lloyd's cross roller gear for cycles

Lloyd's cross roller gear for cycles

1887-1899
Reversing gear for petrol launch engines

Reversing gear for petrol launch engines

1905-1911
Harrison and Dodd's Lever and Crank Gear for Cycles

Harrison and Dodd's Lever and Crank Gear for Cycles

1894
Gear for broach

Gear for broach

Mounted example of type FG Dynohub 4-speed gear for bicycles

Mounted example of type FG Dynohub 4-speed gear for bicycles

1952
Gresham gearing mechanism

Gresham gearing mechanism

Carlton Simplex cycle change-speed gear, 1970

Carlton Simplex cycle change-speed gear, 1970

1970
Steel cog-wheel on hollow shaft, for Beardmore Heavy Oil diesel engine, from Airship R. 101

Steel cog-wheel on hollow shaft, for Beardmore Heavy Oil diesel engine, from Airship R. 101

1928
Stand for hypocyclic cycle gear

Stand for hypocyclic cycle gear

1905
Collier's two-speed driving gear for cycles

Collier's two-speed driving gear for cycles

1889-1899
Gear wheel, associated with a 10hp two-cylinder Rolls Royce motorcar

Gear wheel, associated with a 10hp two-cylinder Rolls Royce motorcar

Gear wheel with shaft, associated with a 10hp two-cylinder Rolls Royce motorcar

Gear wheel with shaft, associated with a 10hp two-cylinder Rolls Royce motorcar

Sturmey-Archer three-speed cycle hub, 1929

Sturmey-Archer three-speed cycle hub, 1929

1929
Crypto front driving epicyclic gear for cycles

Crypto front driving epicyclic gear for cycles

circa 1899
Gear wheel rack assembly, wooden mount

Gear wheel rack assembly, wooden mount

Two connected cogwheels on wooden board

Two connected cogwheels on wooden board

Villiers two speed chain gear for bicycles, 1934

Villiers two speed chain gear for bicycles, 1934

1934
Preliminary wheels for carriage

Preliminary wheels for carriage

Gear wheel inscribed ‘S468’, associated with a 10hp two-cylinder Rolls Royce motorcar

Gear wheel inscribed ‘S468’, associated with a 10hp two-cylinder Rolls Royce motorcar

Sectioned component from Sturmey-Archer three- speed cycle hub

Sectioned component from Sturmey-Archer three- speed cycle hub

1929
Helical gear from De Dion engine, 1899.

Helical gear from De Dion engine, 1899.

1899
Demonstration set of the "Tri Velox" Three Speed Gear for bicycles

Demonstration set of the "Tri Velox" Three Speed Gear for bicycles

1932
Anti-vibration mounting, "Metalastik" rubber-bonded metal-to-metal spring gear by Dunlop, 1975.

Anti-vibration mounting

1975
Model of sun and planet gearing, made by James Watt ,1782-1784, demonstrating the action designed to produce a rotative motion. Preserved by James Watt & Co.

Model of Sun and Planet Gearing made by James Watt

1782-1784
Crypto front driving epicyclic gear, used in Bantam bicycle

Crypto front driving epicyclic gear for cycles

circa 1899
Working model of a Denny-Brown AEG Stabiliser in wood case, with electrical equipment used to light up illustrations, unsigned, British, 1962-1972

Working model of a Denny-Brown AEG Stabiliser in wood case

1962-1972
Two large gearwheels for driving pair of paddle shafts from the original engine of Henry Bell's paddle steamer, 'Comet', ship built by Messrs. John Wood and Co. at Port Glasgow, Scotland, 1812

Two large gearwheels for driving pair of paddle shafts from the original engine of Henry Bell's paddle steamer

1812
Collier's patent two-speed driving gear for cycles

Collier's two-speed driving gear for cycles

1889-1899
Working model, scale 1:3, mounted on an oak base, of a hand-powered steering gear for ships, patented in 1862 by David L Allen, unsigned, American, 1860-1903

Model of David L. Allen's Patent steering gear

1860-1903
Model showing the Denny-Brown AEG electric rotary vane steering gear, with electrical equipment used to light up illustrations, unsigned, British, 1962-1972.

Model of the Brown AEG rotary vane steering gear

1962-1972
Example of Villiers two-speed chain gear for bicycles, mounted on cycle frame, with 2 chromium plated stands, made by the Villiers Engineering Co. Ltd., 1934

Example of Villiers two-speed chain gear for bicycles, 1934

1934
Three speed hypocyclic gear for cycle, on stand with connections

Hypocyclic cycle gear, on stand with connections

1905
Type `V' improved horse gear, used for driving elevators and other implements, made for 2 speeds of 6 1/2 and 18 revs. to one of the horse. (Spindle and gear for 2nd speed missing) and a Tasker "intermediate motion" used as portable reduction gear for power transmission from horse gear to several machines, and 3 lengths of shafting various bearings and reduction joints

Type `V' improved horse gear

Mortise bevel-gear for mill, 1875

Mortise bevel-gear for mill, 1875

1875
Main component for Type `V' improved horse gear, used for driving elevators and other implements, made for 2 speeds of 6 1/2 and 18 revs. to one of the horse.

Main component from type `V' improved horse gear

4 x Brass gear wheels

Four brass gear wheels

1 Large cast iron spoked gear wheel mounted on a horizontal metal shaft and 1 curved metal bar with mounting brackets.

Spoked Gear Wheel with Shaft and Curved Metal Bar from Day's Foundry Crane

Control gear for Brown & Sharpe universal milling machine, c1920.

Control Gear for Universal Milling Machine

Gear etc from the carriage, comprising : iron plate with footstep & 2 brackets bolted to it; forked arm with journal busk swinging tee piece with footstep; spindle with brass bevel wheel; spindle with iron bevel wheel; hand winch; iron bevel wheel (5 arms); bracket with double pulley on stud; two studs with nut & washer, each carrying 6-armed pulley and disc pulley with gear teeth on face; two spindles each with similar sets of wheels but no teeth; 2 footstep bars and 2 bars with journal bearings for the latter spindles; rod with bearing brassket, wiper and 2 other arms

Gear etc from the carriage

Large gear, 1990-96.

Large gear, 1990-96.

1990-1996
Sturmey-Archer three-speed cycle hub, 1929, sectioned, on mahogany base(see note on Screen 2).

Bicycle gear

1929