Key locking stud installation tool
AssigneeUnited Technologies Corporation
InventorsDerek T. Welch, Ricky D. Tucker
Life of this patent
Estimating the term…
Abstract
A tool for installing a stud having a plurality of locking keys into a workpiece bore includes a main body, an actuator within the main body, a nosepiece adjacent the main body and having an anvil portion, and a mandrel disposed within the nosepiece. The actuator includes a movable piston, a shaft extending axially from the piston, and a coupler on a shaft end opposite the piston. The mandrel includes a threaded head portion and a body portion, and is releasably secured to the coupler.
Claims18
A tool for installing a stud having a plurality of locking keys into a workpiece bore, the tool comprising:
- a main body;
- an actuator within the main body, the actuator comprising:
- a movable piston;
- a shaft extending axially from the piston;
- and a female coupler on a shaft end opposite the piston, the female coupler comprising a spring-biased release sleeve;
- a nosepiece adjacent the main body and having an anvil portion;
- and a mandrel disposed within with the nosepiece, the mandrel comprising:
- a threaded head portion;
- and a body portion;
- wherein the mandrel is releasably secured to the female coupler;
- wherein the release sleeve has a first position allowing a radial movement of a locking member and a second position blocking said movement;
- and wherein the mandrel is freely rotatable about an axis of the tool when the release sleeve is in the second position.
A tool for installing a stud having a plurality of locking keys into a workpiece bore, the tool comprising:
- a main body;
- an actuator within the main body, the actuator comprising:
- a movable piston, a shaft extending axially from the piston;
- and a female coupler on a shaft end opposite the piston, the female coupler comprising a spring-biased release sleeve;
- a nosepiece adjacent the main body and having an anvil portion;
- and a mandrel disposed within with the nosepiece, the mandrel comprising:
- a threaded head portion;
- and a body portion;
- wherein the mandrel is releasably secured to the female coupler;
- wherein the release sleeve has a first position allowing a radial movement of a locking member and a second position blocking said movement;
- and wherein the female coupler further comprises a lever extending through a nosepiece slot to permit movement of the lever to shift the release sleeve from the second position to the first position.
Dependencies are inferred from the claim text.