IMPROVED MAGNETIC FLAW DETECTOR COSTING £80 complete, an improved version
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of the Minchom Setnpun magnetic flaw detector has been produced by R.P.R. Patents, Ltd., Alexandra Park Station, London, N.10, The new design has a magnetic force of 350 Oersteds across a 2-in. gap.
The main section incorporates a coil N which can quickly be recharged from a 12v. battery. An arrangement of arms with spherical linkages allows the detector to be accommodated by any section of test material, The spheres incorporate non-magnetic lamina so that reduced magnetic force can be applied. If a strong force is required, the heads incorporating the contact pins can be connected direct to the main section.
The heads • contain 45 independent contact pins. The detector packs into' a handy case complete with check test piece, leads for recharging, and bottlesof paint and ink,