Coating removing device

A coating removing device comprising:

• a main body that includes a blade that removes the coating;
• a gripping section that grips an optical fiber;
• and
• a slider that connects said the main body and said the gripping section together, wherein the main body and the gripping section approach or separate from each other on the slider, said the coating removing device removes the coating from said the optical fiber by separating said the main body and said the gripping section after an incision is made in said the coating of said the optical fiber using said the blade, said the slider includes a retention unit to retain said the main body and said the gripping section in a maximum separation state, the slider comprises a shaft,
• an end portion of the shaft is fixed to one of the main body or the gripping section, the other of the main body or the gripping section includes a sliding section in which the shaft slides,
• the retention unit comprises:
• a shaft-side engagement portion that is disposed on an end portion of the shaft opposite to the fixed end portion of the shaft, and comprises a taper that becomes thicker toward the end portion of the shaft and an indentation;
• and
• a slide-side engagement portion that comprises a protrusion that engages with the indentation of the shaft-side engagement portion and retains the maximum separation state, wherein the slide-side engagement portion is elastic and deforms when the taper engages with the slide-side engagement portion.