Patent ID: 11897732
Assignee: HELMERICH & PAYNE TECHNOLOGIES UK LIMITED
Field: Handling (Mechanical engineering)
Classification: CPC B | IPC B

Claim 21:
22. A system for connecting a lifting device to a load to be lifted; the system comprising:
a connector adapted to be removably coupled to a mating piece;
wherein the connector comprises an indexer mechanism defining a track;
wherein the mating piece comprises at least one pin;
wherein at least a portion of the at least one pin is receivable in and moveable out of the track;
wherein the pin is movable along the track between a lock position and an unlock position;
wherein the connector is adapted to be removably coupled to the mating piece via the pin and the indexer mechanism in response to a first series of longitudinal movements of the connector or the mating piece; and
wherein the connector and the mating piece are decouplable and separable in the unlock position during use for connecting the lifting device to the load to be lifted.