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(11) | EP 4 272 591 A3 |
| (12) | EUROPEAN PATENT APPLICATION |
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| (54) | RATCHET ASSEMBLY FOR PROTECTIVE HEADGEAR |
| (57) A ratchet assembly for a head protection device is provided. The ratchet assembly
comprises a first cover and a ratchet gear. The first cover defines an aperture and
has a locking element disposed along the aperture. The ratchet gear comprises a plurality
of ratchet gear teeth, and the locking element is engaged with a ratchet gear tooth
of the plurality of ratchet gear teeth of the ratchet gear to restrict rotation of
the ratchet gear in a direction. The ratchet assembly also comprises a knob and a
second cover. The knob comprises a plurality of knob gears disposed on the interior
of the knob, and the second cover has a protrusion. The knob is coupled to the protrusion
of the second cover.
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