(under subclass 181.2) Head coverings in which the head-engaging means is either detachable from the head covering, or has a portion which is movable out of head engagement or out of the general plane of the head opening.
(1) Note. Complete detachment of the head-engaging means to leave an inoperative head covering is not considered removable (detachable) for this subclass, but may be found generally in subclasses 181.2+.
SEE OR SEARCH THIS CLASS, SUBCLASS:
181.2+, for head-engaging means of the discontinuous type, which may be completely removed to leave an inoperative head covering, and see (1) Note above.
182.2, for head covering having removable or retractable crown-spacing means for providing a through passage between a crown and a head-engaging means.
183, for head coverings having a crown, head-contacting means, and means to adjust the size of the head-contacting means to fit the head.
195.2+, for a head covering having a crown, an outwardly extending visor, and means to adjust the circumferential size of the crown.
