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Scott-Russell Straight Line Motion Manufacturer,Supplier and Exporter in India

Scott-Russell Straight Line Motion

Product Code : JA-PLE-4190

The Scott-Russell Straight Line Motion (SKU JA-PLE-4190) is a working model of a standard mechanism that makes a point move in an exact straight line using only two links, one fixed pivot and one slider. It is built on an A3 board so a class can follow the motion and trace it. This Scott-Russell straight line mechanism model is one of a series of sixteen board-mounted mechanisms used in theory of machines, kinematics and engineering drawing teaching.

Specifications

The longer link AB has a pivot at its mid-point D to which the shorter link CD is connected; because CD = BD = AD, as B slides towards C the point A is forced to travel in a straight line.

ProductScott-Russell Straight Line Motion
SKUJA-PLE-4190
MechanismScott-Russell, standard mechanism for generating a straight line
LinksTwo links with one fixed pivot and one slider
GeometryShorter link joined at the mid-point of the longer link AB; CD = BD = AD
OutputPoint A travels in a straight line as B moves towards C
BoardA3 size, white melamine
Moving partsAmber-coloured Perspex, pivoted with hollow rivets
Locus recordingHollow rivets accept a pencil to transfer loci to paper clipped to the board

Applications of the Scott-Russell straight line mechanism model

The model lets students confirm by tracing that point A really moves in a straight line, and then use the equal-length geometry CD = BD = AD to prove why, which makes it a clear introduction to straight-line linkages.

  • Tracing the straight-line path of point A as the slider moves
  • Proving the straight-line property from the geometry CD = BD = AD
  • Plotting the loci of other points on the links for comparison
  • Comparing exact and approximate straight-line mechanisms such as the Peaucellier and James Watt linkages
  • Theory of machines, kinematics and engineering drawing classes in polytechnics, TVET institutes and colleges

Scope of supply and ordering

The listing covers the Scott-Russell straight line mechanism on its A3 melamine board. The stand, board clips and collet pencil are listed as a separate item.

Frequently asked questions

How does the Scott-Russell mechanism produce a straight line?
The shorter link joins the mid-point of the longer link AB, so CD = BD = AD, and as B moves towards C the point A must travel in a straight line.

How many links does it use?
Two links, with one fixed pivot and one slider.

Related products

More straight-line and quick-return mechanisms are listed in Physics Lab Equipments from JaincoLab, a physics lab equipment manufacturer in India.

Request a quote

To order the Scott-Russell Straight Line Motion model, send the quantity and delivery destination through the JaincoLab contact page or email [email protected]. Buying under a laboratory tender? Use our tenders page.

Last updated: September 2026

   

Office Address

Jain Scientific Suppliers
2475-84, Hargolal Road,
Ambala Cantt, Haryana, India

[email protected]

+91-85699-09696

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