Patent ID: 8808095

Claim:
A torque connector assembly comprising: an outer tube having multiple windows defined through a wall thereof, a first threaded portion defined in an inner periphery of a first end of the outer tube and a first hole defined centrally through a second end of the outer tube, a first flange extending inward and radially from the second end of the outer tube so as to define the first hole in a center of the first flange, each of the windows being an elongate window and first and second scales respectively formed on two sides of each of the windows, the first and second scales representing different measuring systems; an inner tube having a second threaded portion defined in an outer periphery of a first end thereof and a second hole defined centrally through a second end of the inner tube, the first and second threaded portions being threadedly connected to each other, a second flange extending inward and radially from the second end of the inner tube so as to define the second hole in a center of the second flange, a groove defined in the outer periphery of the inner tube and located in the second threaded portion, a diameter of the groove being smaller than that of the second threaded portion, the groove is located corresponding to the windows and an index line being formed at an inner end of the groove; a first connector located in a space between the outer and inner tubes, a first engaging end and a second engaging end respectively on two ends of the first connector, the first engaging end extending from the first hole and having a rectangular first mounting portion defined in a center thereof, the first connector contacting the first flange, the second engaging end being a hexagonal rod; a second connector located in the space and a first matching portion defined in a first end thereof, a second mounting portion defined in a second end of the second connector and mounted to the second engaging end; a third connector located in the space and a second matching portion defined in a first end thereof, the second matching portion being matched with the first matching portion, an annular contact portion formed on an opposite of the second matching portion, a third mounting portion being a rectangular rod extending from the a second end of the third connector, the third mounting portion extending from the second hole, the contact portion contacting the second flange, and a resilient member biased between the second connector and an underside of the outer tube.