This ergonomic element provides a textured or contoured surface for an operator to grip, push, or pull. It is commonly integrated into latches, triggers, or fine adjustment mechanisms where low force and high precision are required. The geometry is specifically scaled to the human hand to prevent slipping during repetitive operations.
Heard on the job
The spring on the release finger-piece snapped, so the pawl won't disengage from the ratchet.
Also heard as
- thumb-piece
- tab