• Thumbnail for Coupling rod
    A coupling rod or side rod connects the driving wheels of a locomotive. Steam locomotives in particular usually have them, but some diesel and electric...
    6 KB (716 words) - 17:31, 18 September 2024
  • Thumbnail for Jackshaft (locomotive)
    thrust of the jackshaft drive rod. Unlike most connecting rods, this allows it to be mounted in the same plane as the coupling rod bearings. This reduces the...
    18 KB (2,292 words) - 14:57, 20 November 2024
  • Thumbnail for Driving wheel
    coupled together with side rods (also known as coupling rods); normally one pair is directly driven by the main rod (or connecting rod) which is connected to...
    11 KB (1,138 words) - 15:32, 21 May 2025
  • Look up coupling in Wiktionary, the free dictionary. Coupling is a connection or joint between two things. Coupling may also refer to: Coupling (physics)...
    2 KB (357 words) - 05:11, 2 July 2023
  • Thumbnail for 4-2-2
    work being incurred as a binding force in the coupling rod bearings. Aside from this force, the coupling rod bearings themselves were a source of rolling...
    12 KB (1,652 words) - 12:30, 18 March 2024
  • Thumbnail for Steam locomotive
    driving axle on each side by a connecting rod, and the driving wheels are connected together by coupling rods to transmit power from the main driver to...
    147 KB (18,035 words) - 00:48, 10 May 2025
  • Thumbnail for Locomotion No. 1
    believed that Locomotion No. 1 was the first locomotive to make use of coupling rods to link together its driving wheels, reducing the chance of the wheels...
    19 KB (2,064 words) - 13:54, 26 May 2025
  • Thumbnail for GWR 4100 Class
    the coupling rods, as happens in an outside-cylindered engine, where the connecting rod acts directly on a crankpin shared with the coupling rod. According...
    24 KB (1,618 words) - 01:00, 20 April 2025
  • Thumbnail for Walschaerts valve gear
    passage of the coupling rod or the connecting rod. The eccentric crank is of a length such that the pin attachment to the eccentric rod (2) is 90 degrees...
    15 KB (1,864 words) - 13:20, 30 December 2024
  • Thumbnail for Steam locomotive components
    and clean.: 69  Coupling rods / Side rods Connect the driving wheels (43) together.: 276 : 71  Valve gear Motion (UK+) System of rods and linkages synchronising...
    28 KB (2,582 words) - 08:25, 7 November 2024
  • Thumbnail for Rigid-framed electric locomotive
    classification. Some of these locomotives had their driving wheels coupled with coupling rods, as for steam locomotives. Others had individual motors for each axle...
    37 KB (4,304 words) - 06:23, 23 April 2025
  • Organic Synthesis using Transition Metals Rod Bates ISBN 978-1-84127-107-1 New Trends in Cross-Coupling: Theory and Applications Thomas Colacot (Editor)...
    7 KB (448 words) - 09:41, 25 May 2025
  • Thumbnail for Railway coupling
    A coupling or coupler is a mechanism, typically located at each end of a rail vehicle, that connects them together to form a train. The equipment that...
    73 KB (9,108 words) - 05:38, 18 May 2025
  • Thumbnail for Buffer (rail transport)
    tightened after coupling to shorten the chain and keep the buffers pressed together. Such is known as a 'screw coupling'. Historically, coupling chains were...
    11 KB (1,480 words) - 20:08, 16 March 2025
  • Thumbnail for 0-4-0
    single gear wheel, but from 1825 the wheels were usually connected with coupling rods to form a single driven set. The notation 0-4-0T indicates a tank locomotive...
    31 KB (3,836 words) - 07:54, 8 May 2025
  • Thumbnail for Coupling nut
    A coupling nut, also known as extension nut, is a threaded fastener for joining two male threads, most commonly a threaded rod, but also pipes. The outside...
    3 KB (302 words) - 00:08, 8 April 2024
  • In organic chemistry, an azo coupling is an reaction between a diazonium compound (R−N≡N+) and another aromatic compound that produces an azo compound...
    6 KB (739 words) - 15:36, 2 May 2025
  • Thumbnail for Switcher locomotive
    often have fixed axles[citation needed]. They also often maintained coupling rods for longer than other locomotive types, although bogie types have long...
    12 KB (1,379 words) - 00:06, 30 May 2025
  • Thumbnail for South African Class 25 4-8-4
    centrifuge while the three independent coupling rods were replaced with the more conventional single coupling rod with knuckle joints. When new, the tapered...
    35 KB (3,470 words) - 16:27, 8 May 2025
  • duplex (two) coupling rods between the main (second) and third drivers (tandem rods) on Nos. 600, 604, 607, and 611 with a single coupling rod. Additionally...
    31 KB (2,968 words) - 04:59, 29 May 2025
  • Thumbnail for BR Standard Class 4 2-6-0
    incorporating "bolt-on" type pressure relief valves. Rectangular type coupling rods rather than the original fluted type, were fitted to 76035 onwards....
    18 KB (1,512 words) - 16:11, 28 April 2025
  • Thumbnail for Steam motor
    gear-driven locomotives, other examples of this conversion of an older coupling rod locomotive continued to be produced; two examples survive, although derelict...
    28 KB (3,590 words) - 23:46, 10 July 2024
  • Thumbnail for SBB Be 4/6 12302
    jackshafts drove – via a coupling rod – the crank pins of the two outer drive axles of the bogie. The inner side of this coupling rod contained a pin, which...
    12 KB (1,395 words) - 09:46, 14 May 2025
  • the narrow-gauge ÖBB 2095 [de], the bogie axles have been linked by coupling rods. Having only a single final-drive per bogie allows more room for the...
    10 KB (1,161 words) - 02:06, 19 December 2024
  • Thumbnail for South African Class 25NC 4-8-4
    coupling rods were modified. The crossheads were converted to the multiple-bearing type with single guide bars while the three independent coupling rods...
    32 KB (1,989 words) - 16:37, 8 May 2025
  • Thumbnail for BR Standard Class 4 2-6-4T
    Initially built with fluted coupling rods, these caused problems on other classes and, from 80079, plain section coupling rods were substituted. The BR Standard...
    21 KB (1,564 words) - 17:44, 27 April 2025
  • pulling faces, length over Effective length of piece of rolling stock Coupling rods Rods between crank pins on the wheels, transferring power from a driving...
    195 KB (23,538 words) - 05:02, 16 May 2025
  • Thumbnail for SBB Ce 6/8 I
    of the jackshaft drove over inclined connecting rod a pin mounted on the triangle-shaped coupling rod which connected the first and the second drive-axle...
    15 KB (1,672 words) - 04:49, 30 May 2025
  • Thumbnail for Meigs Elevated Railway
    reference to a control for coupling rods was as regards a claimed safety feature: One turn of the cock controlling the couplings unlocked them and divided...
    35 KB (5,093 words) - 15:10, 14 January 2025
  • Thumbnail for Orenstein & Koppel
    in their axle bearings but by their own flanges. The bearings of the coupling rods have the same lateral play on their journals as the axles in the axle...
    46 KB (4,552 words) - 11:57, 6 May 2025