US Patent 10278447 Adjustable helmet with side protective members

A protective helmet with a shell including movable first and second shell sections and an inner layer of protective material with a first layer section mounted on the first shell section and a second layer section mounted on the second shell section. Protective member(s) received within the shell each have a first end portion and an opposed second end portion. The protective member(s) may be side protective members. The first end portion extends between the first layer section and the first shell section. The second end portion extends between the second layer section and the second shell section. At least one of the first and second end portions of each protective member is displaceable relative to a corresponding one of the first and second layer sections upon the relative displacement of the shell sections.