Ratchet assembly for protective headgear

a ratchet and headgear technology, applied in the direction of helmets, headwear, helmet covers, etc., can solve the problems of inefficiency of the ratchet mechanism, loosening of the ratchet, and inability to adjust the ratchet,
US20210251329A1Pending Publication Date: 2021-08-19HONEYWELL INT INC
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Patent Information

Authority / Receiving Office
US · United States
Patent Type
Applications(United States)
Current Assignee / Owner
HONEYWELL INT INC
Publication Date
2021-08-19

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Abstract

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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Description

CROSS-REFERENCE TO RELATED APPLICATIONS

[0001] This application claims priority pursuant to 35 U.S.C. 119(a) of India Patent Application No. 202011006628, filed Feb. 15, 2020, which application is incorporated herein by reference in its entirety.FIELD OF THE INVENTION

[0002] Example embodiments of the present disclosure relate generally to head protection devices or protective headgears, and more particularly, to a ratchet assembly for head protection devices.BACKGROUND

[0003] Protective headgears and hard hats are generally worn by users at industrial sites to protect the users from head injuries caused by falling objects or collisions with fixed objects at the sites. The hard hats are provided with a band or strap that is adjustable and is used by the users to wear the hard hat. Such bands are equipped with a buckle or a ratchet mechanism to secure the band around the users' heads. In many situations, due to an impact from a falling object, collision with an object, or use of the band o...

Claims

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