PLURALITY OF CAMS FOR A PIPE GROOVING DEVICE

A device for forming a circumferential groove in a pipe element, said device comprising: a pinion fixed against rotation about a pinion axis arranged coaxially with said pinion; a carriage surrounding said pinion, said carriage being rotatable about said pinion axis and defining an opening arranged...

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Bibliographische Detailangaben
1. Verfasser: DOLE, Douglas R
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:A device for forming a circumferential groove in a pipe element, said device comprising: a pinion fixed against rotation about a pinion axis arranged coaxially with said pinion; a carriage surrounding said pinion, said carriage being rotatable about said pinion axis and defining an opening arranged coaxially with said pinion axis for receiving said pipe element; a plurality of gears mounted on said carriage, each said gear being rotatable relatively to said carriage about a respective gear axis, each said gear engaging with said pinion; a plurality of cam bodies, each said cam body mounted on a respective one of said gears; a plurality of first cam surfaces, each one of said first cam surfaces extending around a respective one of said cam bodies and engageable with said pipe element received within said opening, each one of said first cam surfaces comprising a region of increasing radius, each one of said first cam surfaces comprising a first discontinuity of said first cam surface.