Abstract: Radio interface apparatus in combination with a lapel mounted microphone and speaker and a radio and with or without a head-protective helmet, radio interface apparatus in combination with a lapel-mounted radio and with or without a head-protective helmet, and radio interface apparatus for being mounted to the nape device of a head-protective helmet.

Abstract: Head-protective helmet including an outer shell, an impact cap, an inner shell, a head band, and mounting members mounting the head band to the inner shell. An assembly including the inner shell head band and mounting members mounting the head band to the shell. An assembly including the impact cap, the inner shell, cradle or web of head straps, head band, and mounting members mounting the head band to the inner shell. A mounting member or anchor clip particularly useful for mounting a head band to an inner shell.

Abstract: Crown pad of flexible material including a central body portion and a plurality of radially disposed members for flexing inwardly to conform to the crown of a person's head. The crown pad is for being connected to the central portions of head straps residing interiorly of a head-protective helmet. The flexible crown pad may be compressible causing the crown pad to attenuate or absorb some force or energy upon an object striking the helmet. A head-protective helmet in combination with such crown pad.

Abstract: Combination head and eye-protective apparatus including a head-protective helmet provided with a brim including a rearward brim portion, and goggles including an elastic member and a mounting member mounted to the elastic member and for wedgedly engaging the rearward brim portion to mount the goggles to the helmet. Goggles including a frame having outer portions, eye-protective lens mounted in the frame, an elastic member having outer ends and a rearward central portion and a mounting member mounted to the rearward central portion of the elastic member, the outer ends of the elastic member mounted to the outer end portions of the frame.

Abstract: Head-protective helmet including a single mounting means, e.g. a plurality of anchor clips, which at least assist in mounting an inner impact shell to the outer shell, mount a head band to the outer shell, mount a plurality of head straps to the outer shell, and depending upon the material of which the mounting means is made may absorb energy created upon a downwardly acting force being applied to the outer shell. A head band including pivotally interconnected forehead member and nape device. A mounting member particularly useful for mounting head-protective helmet components together.

Abstract: Combination head and eye protective apparatus including a head-protective helmet having a nape device for fitting the helmet to the head of a wearer of the helmet, and goggles including a mounting member for mounting the goggles to the nape device. Goggles including a goggle frame, eye protective lens mounted in the frame, and mounting member for mounting the goggles to the nape device of a head-protective helmet.