专利名称：JIG AND METHOD FOR PERFORMING WORK
IN A WEIGHTLESS MEDIUM
发明人：GUY N. ROTHWELL JR.申请号：US3636615D申请日：19690318公开号：US3636615A公开日：19720125
摘要：A jig for positioning a work-performing member relative to an installation in amedium in which said member is essentially weightless and on which installation said workperforming member is to perform work, for example, changing a component, such as avalve, in an underwater pipeline in which the jig has clamping means for engagement withthe installation structure and for moving the jig and vehicle attached thereto
longitudinally along the structure for aligning the jig and vehicle with the component inthe installation upon which work is to be performed, an arm and clamp for holding thereplacement component and for positioning such replacement component in theinstallation, and an arm and clamp for engaging and removing the component to bereplaced and a remote-controlled unit associated with said jig for disconnecting thecomponent to be replaced and for connecting the replacement component in theunderwater installation and the method for operating such jig.
申请人：TELECHECK INTERNATIONAL INC.
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