Mortise lock integrated trim assembly with a retracting spindle

An integrated door lock handle and trim assembly having a retractable spindle for operating a mortise door lock is provided comprising:

• a door lock handle having a support shoulder formed by an elongated extension of smaller size at the end facing the door with the handle having external threads at the end of the extension and an axial blind opening in the extension and handle for accommodating a spring and a spindle;
• a cover having a base and a door facing outer lip around the base periphery and an internal threaded through opening in the base which opening is sized to allow the cover to rotate freely on the extension and the base rests against the shoulder;
• a mounting plate sized to fit within the outer lip and having a through opening with a lip having external threads which are to be threaded with the internal threads of the cover;
• a cap nut having a through opening with internal threads which are to be threaded with the external threads of the handle forming an integral assembly of the handle, cover, mounting plate and cap nut;
• an elongated spring disposed within the axial opening of the extension and handle having a front end and a rear end press-fit into and resting against the end of the blind opening;
• and
• an elongated spindle sized to extend through the cap nut opening, mounting plate opening and the axial opening in the handle and having a front end shaped to engage and operate the door lock and a rear end which is pressing against the front end of the spring;
• whereas the spindle can be retracted within the axial opening decreasing the effective length of the spindle enabling the assembly to be used for doors of varying thicknesses.