Assignee
ABBEY ETNA MACHINE CO
US·18 granted patents·276 citations·filing 1978–1997
Top patents by PatentIndex Score
18 records- 0186US5887472ATooling changeover for tube millsABBEY ETNA MACHINE CO·Filed 1997·Granted Mar 30, 1999·22 cites·14 claims
- 0283US5600988AMill tooling changeover systemsABBEY ETNA MACHINE CO·Filed 1995·Granted Feb 11, 1997·21 cites·21 claims
- 0383US5309746AAutomatic tube straightening systemABBEY ETNA MACHINE CO·Filed 1993·Granted May 10, 1994·28 cites·20 claims
- 0475US5720195ALower forming roll removal and replacement structureABBEY ETNA MACHINE CO·Filed 1995·Granted Feb 24, 1998·17 cites·8 claims
- 0571US5461896AAutomated changeover tube millABBEY ETNA MACHINE CO·Filed 1994·Granted Oct 31, 1995·21 cites·13 claims
- 0671US5192013AScarfing apparatusABBEY ETNA MACHINE CO·Filed 1991·Granted Mar 9, 1993·34 cites·8 claims
- 0765US5865053ATransition beam forming section for tube millABBEY ETNA MACHINE CO·Filed 1997·Granted Feb 2, 1999·21 cites·2 claims
- 0865US4487046ATransition forming section for tube millABBEY ETNA MACHINE CO·Filed 1984·Granted Dec 11, 1984·16 cites·5 claims
- 0955US4600180AScarfing toolABBEY ETNA MACHINE CO·Filed 1985·Granted Jul 15, 1986·14 cites·7 claims
- 1052US5323949AApparatus and method for cutting and transporting scarfed weld beadABBEY ETNA MACHINE CO·Filed 1993·Granted Jun 28, 1994·18 cites·15 claims
- 1148US5647241ARotary upper roll selectorABBEY ETNA MACHINE CO·Filed 1995·Granted Jul 15, 1997·11 cites·3 claims
- 1248US4313329AUnloading apparatusABBEY ETNA MACHINE CO·Filed 1979·Granted Feb 2, 1982·6 cites·5 claims
- 1346US5148960ARotary seam guideABBEY ETNA MACHINE CO·Filed 1992·Granted Sep 22, 1992·12 cites·11 claims
- 1445US5868299AMethod and apparatus for maintaining seam alignment in seam welded tubesABBEY ETNA MACHINE CO·Filed 1997·Granted Feb 9, 1999·11 cites·2 claims
- 1541US5529257AStrip accumulatorABBEY ETNA MACHINE CO·Filed 1995·Granted Jun 25, 1996·8 cites·2 claims
- 1634US5330119AAutomated uncoiling apparatusABBEY ETNA MACHINE CO·Filed 1992·Granted Jul 19, 1994·10 cites·29 claims
- 1732US6012369ATube cut-off device having a die set removal apparatusABBEY ETNA MACHINE CO·Filed 1997·Granted Jan 11, 2000·4 cites·6 claims
- 1828US4197729AHold down roll assembly for aligning longitudinal tubular edges in a tube forming apparatusABBEY ETNA MACHINE CO·Filed 1978·Granted Apr 15, 1980·2 cites·3 claims
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