Abstract: An improved edge band for a protective helmet includes a flexible woven-fiber elongate band applied to the edge of a helmet shell. The elongate band is positioned such that side edges of the elongate band extend in intimately conforming contact along a surface contour of the helmet shell. The edge band includes a matrix material in contact with fibers of the elongate band.

Abstract: A headgear for a head safety product such as a face shield, hardhat or welding helmet includes a spring buffered cradle mounted on the horizontal band of the headgear to improve the fit, function, stability and comfort of the headgear. The cradle is flexible and has a concave inner surface contoured to conform to the shape of the head. A spring element is coupled between the cradle and the horizontal band to buffer the tension between the band and the head and more equally distribute pressure across the head. In a preferred embodiment, an occipital cradle includes two leaf springs coupled to the rear portion of the horizontal band.

Abstract: The invention is directed to a cervical spine protection apparatus one or more composite bands attached to provide restraint of one or more motions of the cervical spine of a wearer. The apparatus is designed to protect a wearer from incurring cervical spinal injuries, and/or to reduce the severity of cervical spine injuries without substantially compromising the normal functional range of motion of the wearer's cervical spine.

Abstract: A radar device for an automotive radar system includes a base, a first antenna module including a first transmitting antenna and a plurality of first receiving antennas for emitting a detection signal and generating a first signal receiving result, wherein the first antenna is fixed on the base, a second antenna module including a second transmitting antenna and a plurality of second receiving antennas for emitting the detection signal and generating a second signal receiving result, wherein the second antenna is fixed on the base, and a control system disposed in the base and coupled to the first antenna module and the second antenna module for outputting the detection signal to the first transmitting antenna and the second antenna and processing the first signal receiving result and the second signal receiving result.

Abstract: A ventilation duct comprises a left duct part and a right duct part which are arranged respectively on the left and right of a shell, and a central duct part which is arranged between the left and right duct parts. The left and right duct parts are held by limiting the movement thereof in the front/rear direction and the left/right direction of the shell, and in a direction away from the shell, by engaging support members, which are set at the arrangement positions of the left and right duct parts on an outer surface of the shell, and by the central duct part.

Abstract: Emergency lighting for an aircraft has a primary power source for light units provided by the normal aircraft power supply and a secondary power source provided by power supply units operable to back-up the primary power source. Each light unit may have its own power supply unit operable to power the light unit in an emergency if the normal aircraft power supply fails or is otherwise unable to power the emergency lighting. Each power supply unit includes one or more electric double layer capacitors that are charged whenever the normal aircraft power supply is operational to provide the primary power source. The useful life of the electric double layer capacitors may be prolonged by reducing the capacitor voltage when the emergency lighting is switched off.

Abstract: Protective gear such as a helmet includes multiple layers including an outer ball bearing layer and/or one or more energy and impact transformer layers. The ball bearing layer exposes multiple ball bearings on the outer surface of the protective gear to deflect and diminish shear forces and other rotational forces imparted onto the outer surface. In many examples, the ball bearings on the outer surface prevent the transfer of shear and rotational forces from the surface of a helmet onto a skull. The energy and impact transformer layers may also include various structures and materials used to dissipate mechanical energy applied to an outer layer or outer shell layer.

Abstract: A tightening system can be used with a helmet or other wearable article. The tightening system can have a forehead strap that is space apart from a yoke, which can be configured to engage a back side of a wearer's head. A lace can extend between the forehead strap and the yoke and a tightening mechanism can be configured to adjust tension on the lace. One or more intermediate tenders can engage the lace in the gap between the forehead strap and the yoke so that the lace path between the forehead strap and the yoke is non-linear. The yoke can have a height adjustment mechanism. The tightening mechanism can be configured to provide a clicking sound during rotation in both the tightening direction and the loosening direction. The tightening mechanism can include a rotation limiter to prevent over-tightening and/or over-loosening of the tightening mechanism.

Abstract: An improved design for a helmet to reduce injuries caused by helmet-to-helmet collisions. The helmet has a thin layer of padding added onto the hard shell of the helmet. The padding may be textured to add “crumple zones.” A thin, rugged, low-friction exterior cover is affixed to the padding. In one embodiment of the helmet, the cover is separated slightly from the padding to provide air space. The air space, combined with the textured padding, provides a substantial reduction in peak acceleration resulting from a helmet-to-helmet collision.

Abstract: A ventilation duct comprises a left duct part and a right duct part which are arranged respectively on the left and right of a shell, and a central duct part which is arranged between the left and right duct parts. The left and right duct parts are held by limiting the movement thereof in the front/rear direction and the left/right direction of the shell, and in a direction away from the shell, by engaging support members, which are set at the arrangement positions of the left and right duct parts on an outer surface of the shell, and by the central duct part.

Abstract: Various embodiments of protective helmets are disclosed, with a particular focus on rear opening full-face helmets. Embodiments include an emergency release mechanism tor such helmets, which allows the helmet to be separated into a front and rear shell thereby to facilitate removal from a wearer's head with minimal stress to the neck.

Abstract: A helmet an include a shell, a liner disposed within the shell, a flexible band disposed between the shell and a portion of the liner to releasably couple the liner to the shell without glue, hook and loop fasteners, or snaps. The helmet can also include an energy-absorbing layer of expanded polystyrene (EPS) including a groove. The comfort liner can be attached to the energy-absorbing layer without glue, hook and loop fasteners, or snaps, and a flexible band can be releasably disposed between the energy-absorbing layer and the comfort liner. The helmet can also include a groove on an inner surface of an outer shell. An energy-absorbing liner can include expanded polypropylene (EPP), and a flexible band can be disposed between the outer shell and the energy-absorbing liner to provide additional energy management, to releasably couple the energy-absorbing liner to the outer shell, or both.

Abstract: The invention is directed to a cervical spine protection apparatus one or more composite bands attached to provide restraint of one or more motions of the cervical spine of a wearer. The apparatus is designed to protect a wearer from incurring cervical spinal injuries, and/or to reduce the severity of cervical spine injuries without substantially compromising the normal functional range of motion of the wearer's cervical spine.

Abstract: A sports helmet optimizes the full peripheral field of vision of its wearer. The optical properties of the entire protective shell will allow the transmission of light, while reflecting a colored appearance externally, and remaining antireflective from the eye of the wearer. Internal padding and face guard also enhance the transmission of light compared to existing designs. Helmets constructed in accordance with the invention are made with a transparent shell material, with one or more optical layers to achieve an anti-reflective view from the eye side of the helmet and an acceptable appearance on the external surface of the shell. Single or multiple metalized thin films may be used to create a one-way mirror effect. In other embodiments see-through graphics may be used with microdot patterns. In certain embodiments, multiple optical coatings may be used to achieve a desired combination of transparency and light-absorbing properties.

Abstract: Provided is a protective insert to be received into a pocket of a protective athletic headwear. The protective insert includes a hard outer layer, at least one pliable middle layer, and a pliable inner layer. The hard outer layer includes an arrangement of first openings to enable flexing of the hard outer layer to decelerate an impact to the at least one protective insert. The at least one pliable middle layer includes at least one arrangement of second openings. The pliable inner layer provides cushioning. The hard outer layer, the at least one pliable middle layer, and the pliable inner layer are sealed such that the second openings form sealed air pockets to absorb and distribute the impact to the outer layer about the at least one protective insert.

Abstract: A protective headgear device including a fabric cap (102) into which a hard shell (120) of reinforced fibers is inserted. A foam liner 140 or foam inserts (1500) are secured to the hard outer shell 120 and serve a shock absorbing function. The foam liner (14) and/or foam inserts (120) include or form grooves and/or channels used to direct hot air towards the top center of the headgear assembly where the hot air can be vented through holes which extend through the cap (102) and hard outer shell (120). The holes may pass through the foam liner 140 or meet up with holes on channels in or between the foam inserts through which air can pass. The hard outer shell maybe thinnest on top and thicker on the left and right sides. The center front and rear may be the same thickness as the top of the hard shell.

Abstract: A sensor includes a housing and a mass, suspended in the housing. The motion of the mass emulates dynamic behavior of a brain of the wearer along a plurality of axes. At least one sensing element is coupled to generate sensor data based on the motion of the mass, in response to an impact to a protective helmet.

Abstract: A transport hood for conveying a detainee protects conveying personnel from exposure to blood and body fluids of the detainee, while avoiding discomfort and potential breathing difficulty to the detainee caused by blood and body fluids retained within the transport hood. The transport hood includes a top portion positioned over the head of the detainee to below the eyes and above the nose of the detainee. A bottom portion is joined to the top portion by a first circumferential length of elastic and extends downwardly to below the chin of the detainee. A second length of elastic gathers the bottom portion around the neck of the detainee. The transport hood further includes a skirt attached at the first length of elastic that hangs loosely and extends downwardly to at least the neck of the detainee.

Abstract: An apparatus comprising: a mount plate and at least one noise reduction element connected the mount plate. An article of head wear comprising: a shell having an upper portion and a lower open portion, at least one aperture located near the lower portion, and a noise reduction plate obstructing the at least one aperture. An article of head wear comprising: a shell having an upper portion and a lower portion, and a noise reduction element connected to the shell. A noise reduction element comprising: a frame having a framework, and a soundproofing element covering the framework. An apparatus comprising: a mount plate, and at least one aperture in the mount plate, wherein the aperture is formed to accommodate a noise reduction element.

Abstract: A safety helmet having an outer shell formed from a polycarbonate crown and an acrylonitrile butadiene styrene skirt, and an inner shell formed from expanded polystyrene. The inner shell is co-moulded with the outer shell.

Abstract: A sports helmet includes recessed insert surfaces on its exterior to accommodate shock absorbing inserts disposed therein. The helmet may include, for example, five recessed insert surfaces, a front recessed surface, a top recessed surface, a rear recessed surface, and two side recessed surfaces. The inserts may be disposed into the recessed surfaces to create a substantially uniform outer helmet shape. A uniform finish may cover the exterior of the helmet. The shock absorbing inserts, when used on a person receiving a force to the helmet's insert, will absorb at least a portion of the force, limiting the force's impact on the wearer's brain. The helmet may, for example, help prevent concussions and other brain injuries in sport participants.

Abstract: Provided is a helmet suspension system which is configured to mitigate rapid movements, i.e., acceleration and deceleration, of a user's head. The helmet suspension system connects to a base and a helmet worn by a wearer and allows for slow, safe movements of the helmet relative to the base, but restricts rapid and generally unsafe movements of the helmet relative to the base.

Abstract: A marking material for an industrial helmet includes a body formed of a plurality of layers. The body supports an adhesive arranged to secure the body to a bottom surface of a brim of the industrial helmet. Two or more of the layers include one or more polymeric materials. The polymeric materials may have reflective properties, heat and fire resistant properties, or combinations thereof.

Abstract: A closure assembly that is infinitely adjustable within an operating range of the closure assembly and includes a vent port therethrough. The closure assembly includes a housing and an operator that rotationally cooperates with the housing. A flexible member is movably supported by the housing and cooperates with the operator so that manipulation of the operator alters the amount of the flexible member that extends beyond the housing. A biasing means cooperates with the operator and interacts with the housing to maintain a desired orientation of the operator, and thereby a desired orientation of the flexible member, relative to the housing to define a shape of a closure of the item of apparel. A vent port is formed through the housing and the operator and mitigates heat collection therebehind.

Abstract: A device includes a chinstrap with two or four-point attachment which also incorporates jaw protection and inertia displacement. The chin protection consists of a padded chin cup with interior webbing to align the chin cup on the user's chin. To either side of the chin cup, jaw protecting portions laterally emanate to either side of the chin along the jaw line of the user/wearer. These jaw protecting structures are as wide as the chin cup at their attachments to the chin cup and may taper to a thinner configuration as they extend away from the chin cup. In the preferred embodiment of the present invention, two opposed straps emanate laterally to either side of the chin cup and two other straps emanate laterally from respective ones of the jaw protecting structures. An alternate embodiment with only two attachment points is also disclosed.

Abstract: A helmet consists of an inner and outer shell that are connected posterior of the head via a two degree freedom of movement rotating hinge. The connector allows for angular rotation about the inferior/superior and left/right axes. One potential mechanism for the connector is four springs, located left, right, inferior and superior of the connector, connected to both the inner and outer layers. The goal of the springs is two-fold—to provide resistance in the event that the outer layer rotates with respect to the inner layer about either axis in response to an impact or applied force, and to rapidly return the outer layer to its equilibrium position post-impact or after the removal of the applied force.

Abstract: A method for fabricating organic photovoltaic-based electricity-generating military pilot equipment, including flight suits, helmets, helmet visors, and related equipment is described. In particular, a method for fabricating such equipment utilizing lamination of highly flexible organic photovoltaic films is described. High-throughput and low-cost fabrication options also allow for economical production.

Abstract: A surgical protective assembly having an air movement device and a head gear assembly carrying the air movement device. The head gear assembly includes an outer wall, an inner wall, a front end, a back end and a middle portion between the front end and the back end. The outer wall has an upper opening, the inner wall has an array of openings, and the inner and outer wall define a front opening at the front end. The head gear assembly has a passageway that fluidly connects together, the upper opening, the array and the front opening.

Abstract: An embodiment of a safety helmet for protecting the human head against repetitive impacts, moderate impacts and severe impacts so as to significantly reduce the likelihood of both translational and rotational brain injury and concussions includes a outer shell, an outer liner disposed within and coupled to the outer shell, and an inner liner disposed within and coupled in spaced opposition to the outer liner by a plurality of isolation dampers for omnidirectional movement of the inner liner relative to the outer liner and the outer shell.

Abstract: A head and neck support device for an occupant of a vehicle with a shoulder harness over the shoulders of the occupant and a helmet on a head of the occupant. The head and neck support device having a yoke, a tether, and at least one sleeve member, which has a cavity defined therethrough. The tether is configured to slide through the sleeve member cavity for a defined distance, which allows the occupant a greater range of side-to-side rotary head mobility.

Abstract: A pliant EVA helmet that conforms to a patient's head. The helmet is fabricated as a single unit via a molding process. The EVA material provides a stable lightweight structure that allows it to be comfortably worn for extended periods of time. The EVA shell is molded into a protective shell that can optionally be covered by a suitable pliant external layer of material. Optional pockets can be positioned on the inside or outside of the helmet such that thermal packs can be installed in the pockets to provide thermal treatment to the wear.

Abstract: A concussion indicator that may easily be applied to a helmet is provided. The concussion indicator may visually or audibly provide indicators relating to impacts creating accelerations of the helmet that likely cause a concussion. In some embodiments, three separate indicators may be used within a single base; each indicator is configured to indicate at impacts relating to different concussion grades. A rear of the base is attachable to a surface such as an interior or exterior of a helmet. Upon a concussion triggering acceleration, the concussion indicator will indicate that a concussion is likely. This display may be seen or heard by observers if the indicator is on an exterior of the helmet, and by the user or someone who removes the user's helmet if it is on the inside of the helmet.

Abstract: Various embodiments of helmets and methods of their manufacture are disclosed. In some embodiments, the helmet includes a helmet shell having a helmet shell edge and/or a mounting location for mounting an accessory to the helmet shell. A material that is adherent to the helmet shell may be sprayed onto the helmet shell edge of the helmet shell to form a trim. Alternatively, the material may be sprayed onto a portion of the helmet shell associated with either a mounting location for mounting an accessory or a position for a mounted accessory.

Abstract: A support device for transferring at least part of the weight of an earring from an earlobe to a part of the ear that comprises cartilage, the device comprising a first portion (P1?) capable of being attached to the earlobe and a second portion (P2?) protruding from the first portion and capable of when the first portion is attached to the earlobe, extending from the earlobe to attach to the part of the ear comprising cartilage.

Abstract: The invention provides an ear guard that protects both the inner and outer ear from exposure to chemicals and excess water when caring for the hair. The ear guard is fabricated of a durable yet pliable rubber or plastic material. Essentially oval and ear shaped, the ear guard is made to accommodate the entire ear, like a glove on the hand, comprising an elastic band around its perimeter to ensure a secure fit while in use.

Abstract: A sensor module generates sensor data in response to an impact to protective headgear, wherein the sensor module includes an accelerometer and a gyroscope and wherein the sensor data includes linear acceleration data and rotational velocity data. A device processing module generates event data in response to the sensor data. A device interface sends the event data to a monitoring device when the device interface is coupled to the monitoring device.

Abstract: An integrated accessory mounting and electrical interconnection device are provided which can be embedded or attached to the surface of a ballistic or non-ballistic helmet. The helmet system herein includes a flexible circuit substrate that may be embedded between a ballistic shell and an outer skin or shell. The helmet system and method allow a secure connection of helmet mounted accessories to the helmet without the need to penetrate any one or more layers of the ballistic shell with mounting hardware, fasteners, wiring vias, and so forth.

Abstract: A device for use with a helmet in contact sports, which includes a curved body connected with the helmet and configured for disposal along a front part of a user's neck. The body includes: (i) planar first and second surfaces, the first surface having a curved portion to generally conform under the user's chin; and (ii) a third surface that is curved along the front part of the user's neck and configured to be spaced from but does not contact the user's neck. The device is configured to absorb an impact force and resist the user's neck from moving forward during a sports collision. Systems and methods are disclosed.

Abstract: The present invention relates to a method of manufacturing a body made of composite material such as a shell of a helmet. Said body constitutes a multilayer structure where each layer is formed by superposed strata comprising portions of fabrics preimpregnated with thermoplastic resin in which at least some of said layers are formed by woven or non-woven LFRTP-type preimpregnated fabrics. The outer layer is formed by strata of portions of “veil” type or “felt” type fabrics, with non-woven and non-oriented fibers of lengths comprised between 5 and 20 mm. In the method, the multilayer structure arranged in a mold is subjected to the action exerted by a bag that is inflated due to pressure occupying the cavity of the mold.

Abstract: A personal protection system for providing a sterile barrier around medical/surgical personnel. The system includes a helmet over which a hood or a toga suspended. The helmet has a chin bar that extends forward of the face of the individual wearing the system. At least one manually actuated control for regulating one aspect of operation of the system is mounted to the chin bar. Sometimes the control is a button that is depressed to control the operation of a helmet moutned fan that draws air into the hood or toga. A microphone may also be mounted to the chin bar.

Abstract: Helmets for military and other applications that require resistance to high energy fragments and rifle bullets are disclosed. The helmets are fabricated with a combination of ceramic, either as a monolith or as a plurality of discreet pieces, and an inner backing material having a plurality of fibrous layers such as polyolefin and/or aramid fiber layers.

Abstract: A non-rigid head guard assembly, constructed in accordance with this invention, provides superior protection against head collisions. The head guard is circular with a narrower section at the forehead and a wider section at the rear to protect the back of the head. The head guard, at the sections in contact with the temple area of the head and the back of the head, is reinforced with an additional layer of foam, The exterior of the assembly is made of breathable and moisture wicking fabric. The interior protective element consists of either a single layer of viscoelastic polyurethane foam or a dual layer viscoelastic polyurethane foam separated by a thin layer of semi-dry lubricant, which is a low friction material, for enhanced wear and corrosion protection.

Abstract: A helmet, which includes an injection molded shell having an inner surface and an outer surface, the injection molded shell including a first main body portion and a second main body portion, wherein the first and second main body portions are formed of a first material; and a first molded hinge portion formed intermediate the first and second main body portions, the molded hinge portion adapted to allow the first main body portion and the second main body portion to move relative to each other.

Abstract: A safety helmet comprising an outer shell, an internal headband composed of a neckband at the rear and a securing strap at the front, and an adjustment mechanism of the headband. The adjustment mechanism comprises a double cog-wheel having a first sprocket associated with a first drive rack of the neckband, and a second sprocket associated with a second drive rack of the strap. The two sprockets have different diameters to perform differential driving of the strap and of the neckband.

Abstract: An aerodynamic cycling helmet is described, comprising a shell developed along a longitudinal direction, from a front area to a rear area, the said rear area extending beyond an inner portion of the shell provided with an occipital support of the head, the said shell being symmetrical with respect to a longitudinal plane of symmetry containing the longitudinal direction and extended in two opposing side walls from a temporal area and the area of the ear to the rear area. On each of the side walls, the helmet is provided with a respective air intake, which is open and passing through the shell and the shell includes in the rear area, within the shell, respective surfaces for channelling the flow of air that are capable of straightening, parallel to the longitudinal direction, the air flow derived from each of the air intakes and of channelling the flow, within the shell, in the direction of the rear area of the shell.

Abstract: A safety helmet includes damping elements for example made from expanded polystyrene added onto a shell made from an elastically deformable material. The whole of the surface, facing the shell, of the damping elements arranged along the periphery of the opening is positioned against the shell to form an inner supporting belt completely in contact with the shell. The helmet is arranged in such a way that a position of the head in the cavity of the helmet causes a deformation of the supporting belt by elastic deformation of the shell according to the morphology of the head, generating permanent tightening of the supporting belt against the head in substantially uniform manner along the supporting belt.

Abstract: Headgear that includes left and right earguards that with an oval shaped flat-portion, an oval shaped curved portion attached to the inside of the flat portion, and an oval-shaped raised ridge attached to the inside of the curved portion. An earhole covered by mesh is attached to the raised ridge. Straps attach the right and left earguards together.

Abstract: A concussion indicator that may easily be applied to a helmet is provided. The concussion indicator may visually or audibly provide indicators relating to impacts creating accelerations of the helmet that likely cause a concussion. In some embodiments, three separate indicators may be used within a single base; each indicator is configured to indicate at impacts relating to different concussion grades. A rear of the base is attachable to a surface such as an interior or exterior of a helmet. Upon a concussion triggering acceleration, the concussion indicator will indicate that a concussion is likely. This display may be seen or heard by observers if the indicator is on an exterior of the helmet, and by the user or someone who removes the user's helmet if it is on the inside of the helmet.

Abstract: The invention provides a magnetic helmet with a detectable magnetic field effective to repel a substantially similar helmet in close proximity. A helmet of the invention can be used to redirect an impending head collision, reduce the force of impact upon a head collision or prevent a head collision among wearers of the helmet thereby reducing injuries.

Abstract: A protective helmet includes: a rigid shell including a generally domed-shaped section, a three attenuating liner within the dome-shaped section shell and operatively connected to the rigid shell; and a visor mount in operative connection with the force attenuating liner, the visor mount be adapted to have a visor mounted thereto.