Patent ID: 11952867
Assignee: PROTORQUE CONNECTION TECHNOLOGIES, LTD.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 0:
1. A fall arrest system for securing overhead tools while in use, said system comprising:
a main assembly positioned between a rotary unit and a fully made-up connected rotating tool string, said tool string having a longitudinal axis, said assembly including a first member and a second member;
said first member having a first state during connected tool string operation and a second state coupled to said rotary unit;
said second member includes a clamping ring assembly having including a clamping ring, at least one insert having an insert guide attached thereto whereby said insert guide traverses a channel on said clamping ring along an axis which is substantially perpendicular to the longitudinal axis which brings said insert into engagement with said tool string when said assembly is clamped from a first position to a second position whereby said second position couples said second member to said tool string;
a bearing assembly positioned between said members whereby said second member rotates with said tool string when said second member is in said second position; and
at least one anchor for coupling said first member to said rotary unit and holding said tool string in the event of a rotary unit disconnect.