Nova Patents
NO993496L

Apparatus for gripping a tubular member

Abstract

An apparatus for gripping a tubular member (118) comprising a housing (101) having an opening (119) for receiving a tubular member (118), at least one passive jaw (102, 103) pivotally mounted on said housing (101) and pivotable between a first position in which said tubular member (118) can enter said apparatus (100) via said opening (119) and a second position in which exit of said tubular (118) from said apparatus (100) is inhibited, an arm (112, 113) displaceable to prevent said passive jaw (102) pivoting to its first position, an active jaw (115) displaceable into engagement with said tubular member (118), and means (114) which act between said active jaw (115) and said arm (112) so that, in use, when a tubular member (188) is in said apparatus (100) and said active jaw (115) is advanced towards said tubular member (118) said arm (112) is displaced to prevent said passive jaw (102) moving to its first position before said active jaw (115) engages said tubular (118).

Term

No projected expiry on record.

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15 members in 8 offices

This recordMember, by publication datePriority claim

Priority claims6

Priority claims
DocumentOfficeKindDate
9702532United KingdomA
9800350United KingdomW
9702532
9800350
GB19970002532
WO1998GB00350

Members15

Family members, oldest first
DocumentOfficeKind
GB9702532D0United KingdomD0
GB2321867AUnited KingdomA
CA2280946A1CanadaA1
WO9835128A1World Intellectual Property Organization (WIPO)A1
AU5995998AAustraliaA
NO993496D0NorwayD0
NO993496LThis recordNorwayL
EP0960258A1European Patent Office (EPO)A1
AU722277B2AustraliaB2
US6138529AUnited States of AmericaA
NO314197B1NorwayB1
EP0960258B1European Patent Office (EPO)B1
DE69813779D1GermanyD1
DE69813779T2GermanyT2
CA2280946CCanadaC