US 12,280,472 B2
Tools
Ian O'Brien, Cramlington (GB); Joseph Gill, Cramlington (GB); Tony Dodds, Cramlington (GB); and Teresa O'Brien, Cramlington (GB)
Assigned to Atlas Copco Industrial Technique AB, Nacka (SE)
Appl. No. 17/928,053
Filed by Atlas Copco Industrial Technique AB, Nacka (SE)
PCT Filed May 28, 2021, PCT No. PCT/IB2021/054678
§ 371(c)(1), (2) Date Nov. 28, 2022,
PCT Pub. No. WO2021/240451, PCT Pub. Date Dec. 2, 2021.
Claims priority of application No. 2008035 (GB), filed on May 28, 2020.
Prior Publication US 2023/0211478 A1, Jul. 6, 2023
Int. Cl. B25B 21/00 (2006.01); B25B 23/00 (2006.01)
CPC B25B 21/005 (2013.01) [B25B 23/0007 (2013.01)] 15 Claims
OG exemplary drawing
 
1. An engagement part of a tool, the engagement part 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.