Atlas Copco Industrial Technique Ab

Ian O'Brien

Apurba Pawar

Tony Dodds

Teresa O'Brien

Joseph Gill

An engagement part of a tool such as a hydraulic wrench (), the engagement part () such as a ratchet link being arranged to engage a workpiece and a power head (), the engagement part () being arranged to convert movement generated by the power head () into movement of the workpiece, the engagement part () comprising a mounting for the power head (), the mounting () comprising a moveable portion moveable () from a first position where the power head () is fixed relative to the engagement part () and a second position where the power head () can move relative to the engagement part (), the moveable portion () comprising a pin having a length and slidable along its length in a bore () in the engagement part () and a friction lock () comprising a compressible member () and a compressing member () arranged to compress the compressible member (), the compressible member () being arranged such that it expands in at least one extent on compression by the compressing member () such that in a locked position of the friction lock the compressible member () extends so as contact the pin () so as to restrict movement of the pin ().

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Cramlington, United Kingdom

Ian O'Brien