Abstract: A protective helmet having a rigid outer helmet shell, an inner pad assembly formed from a resilient material and threaded fasteners partially embedded in the inner pad assembly and adapted to secure the inner pad assembly into the outer helmet shell. The embedded fastener has a threaded aperture to receive a securement means such as a threaded screw, and a non-circular portion, which protrudes from the inner pad assembly and is inserted in a corresponding mounting hole on the outer helmet shell. The non-circular portion of the fastener prevents rotation of the fastener when the threaded securement means is fastened into the threaded aperture during installation or removal of the inner padding assembly.

Abstract: It is an object to provide a safety cap which is lightweight and excellent in air ventilating ability and waterproofness in rainy weather or the like. The safety cap includes an air hole penetrating inner and outer walls of a cap body, a drainage channel provided along the inner wall of the cap body for discharging water coming into the cap body through the air hole to outside of the cap body, and a vent hole in an upper side of a cross section of the drainage channel perpendicular to the drainage direction. Alternatively the safety cap includes a drainage groove formed in the outer surface of a cap body and having a plurality of vent holes formed in the side walls thereof, wherein the drainage groove is covered with a cover body having air holes and also an edge section of the drainage groove is opened to an outside of the cap body as a drainage hole.

Abstract: A protective helmet (1) including a main outer shell (2) consisting of a wall (5) with a front facial opening (3). The lower rear portion (8) of the wall (5) includes resilient bending means (13, 14a, 14b, 14'a, 14'b).

Abstract: A protective helmet apparatus of modular construction to be worn by anesthetized patients during surgery . The helmet is assembled using one of a plurality of interchangeable helmet casings which is removably attached to one of a plurality of dismountable chin supports. Removable ocular and chin support cushions chosen from a set of interchangeable ocular and chin support cushions are mountable to the interior face of the helmet casing and chin support. The removable cushions contact the allow for optimum sizing of the apparatus to face of the patient providing padding and maximum disbursement of weight and pressure of the head over a wide area of the patient's face and head. The cushions and helmet casing and chin support are modular in design and dimension to be interchangeable with each other thus providing accommodation for broad differences in facial structure and size of patients using them for surgery.

Abstract: A helmet, preferably a motorcycle helmet, having a latex or rubbery three dimensional sculpture generally following the contour of the helmet adhered to the outer surface thereof. The three dimensional structure is permanently adhered to the outer surface of the helmet, preferably with an epoxy adhesive. The helmets bears a striking decoration and are capable of enduring in the environment of use of motorcycle helmets. The structures seem to be a part of, or evolve from, the helmet, and make possible for the first time three dimensional images.

Abstract: A method for fabricating the leather firefighting helmet includes the steps of: (a) providing an outer leather covering, where the covering includes a bowl-shaped head portion attached to a brim portion; (b) providing an inner leather liner, where the liner includes a bowl-shaped head portion attached to a brim portion; (c) positioning a layer of reinforcing fibers between the covering and the inner liner; (d) positioning liquid thermoset resin between the covering and the liner; (e) assembling the cover with the liner such that the bowl-shaped head portion of the liner is received within the bowl-shaped head portion of the covering; and (f) curing the covering, liner, reinforcing fibers and thermoset resin together to form a substantially unitary firefighting helmet.

Abstract: An air stream deflector for a convexly curved helmet including a continuous or segmented, semicircular, elongated lip projecting from the rear and side surfaces of the helmet closely adjacent the lower edge thereof. The lip may be integral with the helmet or include a curved attachment surface adapted to be connected to the helmet surface. The lip includes an outwardly and upwardly curved deflector surface with a rolled outer edge for channeling moisture and debris forwardly.

Abstract: In a process for forming contours in aramide flat structures, in particular textile flat structures made from aramide fibers, contouring is performed by molding in a temperature range of 180-300.degree. C. and a press pressure range of 4-8 bar (400-800 kPa). The flat structures contoured by molding are suited in particular for the manufacture of antiballistic women's protective clothing as well as of antiballistic helmets. The effectiveness against penetration of bullets and splinters is not affected by the molding process.

Abstract: Protective composite headgear bearing distinctive embedded marking, such as alphanumeric data, color patterns, or stylized designs. A patterned sheet is formed into headgear shape, and the patterned side is covered with solidifiable plastic composition. The outer layer of the resulting composite headgear is translucent, and the inner layer preferably opaque, so that the pattern between layers is protected from abrasion damage while readily visible to an onlooker. Distortion of the pattern by the shaping of the original flat sheet is counteracted by pre-distorting the sheet oppositely to offset it.

Abstract: In one broad aspect the present invention comprises the steps of providing a titanium-based material preform and superplastically forming the preform to a final helmet shape. In another broad aspect, a first piece of fiber-reinforced titanium matrix composite material is hot isostatically pressed (HIP'ed) to form a side wall section. A second piece of fiber-reinforced titanium matrix composite material is hot pressed to form an upper dome section. The side wall section is then HIP/diffusion bonded to the upper dome section.

Abstract: The Safety Helmet Lockout System comprised of a safety helmet with a uniqely keyed system contained within its cranial webbing and chinstrap that has the ability to sense when said helmet is securely strapped upon the wearers head. The chinstrap contains a locking buckle which releases a uniqely keyed enabling key and/or a signal upon sensing that said safety helmet is securely strapped upon the wearers head. Several means of sensing are possible, but the preferred embodiment employs physio sensors located within the cranial webbing and chinstrap of said safety helmet. The locking buckle which is located on the chinstrap, releases said enabling key or signal after recieving signals from all the physio sensors, and sensing tension in the chinstrap. The released enabling key, or emitted signal, can then be used to access vehicles, sporting goods, industrial equipment, tools, passage locks, and the like.

Abstract: Then apparatus for assisting in the removal of a helmet from a wearer thereof, particularly when the wearer is unconscious or injured, comprises: a framework constructed, sized and arranged to fit around a conventional helmet; an engaging mechanism for engaging the inside of a jaw covering portion on each side of the helmet; and an actuating means for causing at least one of the engaging mechanism to be moved laterally outwardly to spread apart the jaw covering portions of the helmet to facilitate removal of the helmet from the head of the wearer.

Abstract: A device for feeding and observing flying animals comprising a hat, a support mounted on the hat and extending outward from the hat, and a feeder mounted on the support. When flying animals feed from the feeders, a person wearing the hat may observe them from a short distance. The device may comprise a helmet with three poles mounted on it and extending outward from the helmet, and a feeder hanging from each of the poles. A variety of flying animals, including butterflies, hummingbirds, and other small birds, may be observed with the device.

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: A molded plastic safety hat comprised of an opaque crown and a transparent bill. The crown which is molded of a polycarbonate polymer, includes a dome and a brim. The dome includes an inner area adapted to receive a wearer's head. The bill comprises a unitary molded plastic member molded of a polycarbonate polymer which is connected along one edge with the crown at the brim. The bill is positioned to project outwardly and slightly downwardly from the crown into a position which extends over the wearer's eyes and face. Because the bill is transparent, the wearer is allowed continuous unobstructed substantially vertical, direct, and peripheral vision without tilting the head or rearranging or removing the safety hat from it's proper position.

Abstract: A foldable umbrella fan is constructed of a form-retaining pleated shield and a protective support binder. The pleated shield of the umbrella fan may be fanned open 360.degree. into a full circle for use as an umbrella. Alternatively, the pleated shield may be fanned partially open for use as a fan. The pleated shield also may be fully collapsed to store the closed umbrella fan in a briefcase, handbag, or pocket.

Abstract: The disclosed jacket comprises a layer that is discreet with respect to the visible and infrared frequencies, having a specified thickness, with a specified dielectric permittivity and emissivity close to 1 for the infrared frequency bands considered; a resistive layer, with an electrical resistivity and thickness that are determined so that the inverse of their product gives a specified resistance; a layer of dielectric material with a specified thickness and a specified dielectric permittivity; and a conductive layer with electrical conductivity determined so that it is considered as a reflective plane for the radar frequencies considered.

Abstract: A rucksack is provided with a disaster-protection hood attached to the rucksack body. When not in use the hood is folded away in a strip between the rucksack body and the hood. A gas charging apparatus with a compressed carbon dioxide cylinder when operated, inflates the hood to form a disaster-protection hood in which the back of the neck the and each side of the face are protected by the cushioning imparted by such inflation.

Abstract: A protective system for shielding the head and neck regions of an operative from the blast effects of exploding munitions comprises a helmet with a visor which is inwardly curved rearwardly at its lower end and interacts with a double collar arrangement of a protective suit to provide enhanced protection to the neck region of the operative.

Abstract: A helmet including a selected combination or all of an outer shell, a liner and a comfort ring, the helmet being designed for use in winter sports and including climate control features to regulate the temperature, air flow and moisture within the helmet is disclosed. The helmet may include front and rear adjustable vents for selective circulation of air through the helmet to vary the temperature inside the helmet for comfort, as desired, by the user. The helmet may additionally include a comfort ring for providing abrasion resistance over exposed areas of the user, for example the ears. The comfort ring may additionally, actively contribute to controlling the interior climate of the helmet by aiding in removing and preventing moisture from contacting the skin of the user.

Abstract: An earcup assembly is disclosed for use in a headset. The earcup assembly includes an earseal ring that includes an outer peripheral surface, an inner peripheral surface that provides an opening an annular base surface for securing the earseal to the headset, and an annular exposed surface opposite the base surface. The inner surface includes a first portion adjacent the exposed surface that provides a first peripheral distance around the opening and the inner surface further includes a second portion adjacent the base surface that provides a second peripheral distance around the opening. The second distance is larger than the first distance.

Abstract: An automatic safety helmet and cover protection can be worn on the back, mainly of people who play sport. The protection device is stored in a rucksack casing (3) and is attached to back straps (4-6). The casing accommodates essentially a guard (11-19), a drive member and a control mechanism. There is storage space in the center for various implements. By triggering a spring accumulator (40.1, 40.2), the protection device is rotated, in the event of a threatening fall, into an erect protective position in fractions of a second by way of a trigger cord or by automatic actuation due to a sensor (23). The protective position is held at the top by a toothed catch member (7.1, 7.2). Mating toothing on the catch member maintains the protective position even in the event of a change in direction.

Abstract: In a protective garment, such as one worn by a firefighter, a rescue worker, or a racing car driver, in which fasteners, such as snap fasteners, are used for attaching a liner detachably to a coat, a hood having a cape hanging downwardly is provided with loops. Each loop has two ends and is affixed at each end to the cape. Each loop is adapted to extend around a respective fastener, between the coat and the liner, so as to attach the hood detachably when the liner is attached detachably to the coat. In one contemplated embodiment, the ends of each loop are affixed to each other and to the cape. In another contemplated embodiment, the loops are defined by a continuous ribbon affixed to the cape at spaced intervals defining the ends of the loops.

Abstract: A safety helmet having an alarm device, which automatically gives an audio alarm signal to call for help upon an accident, and a fan for ventilation, the alarm device having signal lamps controlled by a first switch to flash when the safety helmet is put on the head, and an alarm control circuit controlled by a second switch to produce an audio alarm signal through a buzzer when the user loses consciousness due to an accident and the safety helmet falls with the user to the ground.

Abstract: This invention is focused to overcome the common deficiencies in welder's helmets. The welding helmet's view window (Mother Window) consists of two (2) smaller view windows. The upper portion of the mother window ?22! is a tiny strip view window ?14! which provides a better view for users; the lower portion of the mother window is a shade window for protecting the welder's eyes. In addition, a removable chest protection unit ?17! is added to the bottom of the helmet for protecting the welder's upper chest area.

Abstract: A head protection system providing several types of head protection comprised of at least three cavities called C1, C2, C3, defining three volumes V1, V2, V3 wherein:C1 is a cavity defined by a mask M for including the mouth and the nose of the wearer.C2 is a cavity defined by the front face of the head component for including at least the eyes of the wearer.C3 is a cavity defined by the rest of the head protection system and for including a large part of the hair of the wearer.Three seals J1, J, J3 insulate the three cavities C1, C2 and C3. These three seals are continuous and close up on themselves.The seal J1 insulates the cavity C1 from the cavity C2, the seal J2 insulates the cavity C2 from the cavity C3, the seal J3 insulates the cavity C3 from the ambient atmosphere.

Abstract: Protective headwear, comprising:a first head covering for covering at least one portion of a person's head;a second head covering for covering at least one portion of the person's head, at least one portion of said second head covering being within, or adapted to be at least partly within said first head covering, such that the first and second head coverings are in a joint relationship whereby the second head covering is movable relative to the first head covering.

Abstract: A toy vehicle and helmet combination includes a protective helmet suitable for wearing on a user's head. The helmet, which can be suitable for riding a bicycle, includes a rigid shell with an open bottom, an upper section with one or two slots formed therein, and a lower section extending around the open bottom. Pairs of holes can be formed in the lower section with the holes of each pair located in opposite sides of the lower section and substantially aligned. A toy body section with an upper body member is mounted on top of the shell and has one or two downwardly extending connecting members sized to extend through the slots in the shell. There are also toy wheels and shafts rotatably mounting same to the helmet.

Abstract: A structure formed of a composite material and a support material, the support material being integrally coupled to the composite material by an insert molding process to form an integral structure, and protective head gear, such as a welding helmet, welding shield, hard hat, etc. using such structure. A method for making a structure using sheet-like composite material includes adhering to the composite material a relatively rigid support member or frame by insert molding directly to the composite material.

Abstract: A protection headgear against ballistic projectiles for use where a helmet is in-appropriate or where the headgear is wanted not to differ in appearance from conventional headgear and the problem has been the lack of a proper headgear. The problem is solve by providing a protection headgear (1), wherein the protection structures are compose of flexible protective and damping layers (20-25), the headgear's (9) outer and inner surface materials (5, 6, 53; 48, 47, 54, 61) including protection structures which may be removable (15, 33, 39), a vizor (4) being able to comprise the protection structure.

Abstract: A brain and spinal cord protector is provided to protect the brain and spinal cord of a user against a fall. The protector comprises a jacket which is worn about the user's torso, a head shield shaped to cover the user's head, a support extending from the jacket to the head shield to position the head shield above the jacket so that the inner surface of the head shield is spaced from the user's head. This will allow the user to have full and free movement of his head relative to the head shield when wearing the head shield, and will prevent forces which impact the head shield from impacting the head, and will prevent compression and bending injuries to the neck, the forces of such impacts being transferred to the vest through the support.

Abstract: A flexible protective helmet assembly comprising an outer layer of impact resistant segments (11-17) overlying an inner layer of closely abutting impact resistant and energy absorbent structures (18-24) fixedly attached and interconnected by flexible elastic panels (26-32) and including an elliptically annular crown structure (25).

Abstract: A protective head apparatus that includes a hard, impact resistant outer body portion having a convex outer surface and a concave inner surface. A padding layer, forming a cushioning element, is coupled to the concave inner surface of the outer body portion. Appropriate attachment structure is provided for mounting the head covering to conventional headwear, including one or more raised bridge structures that are integrally formed with the convex outer surface of the body portion. The outer body portion of the protective head apparatus is sized to seat exclusively over the posterior portion of the wearer's head.

Abstract: A rotatable, head mounted support apparatus for supporting drywall and other ceiling panels during the construction of a ceiling. The rotatable, head mounted support apparatus is preferably secured to the top of a hard hat, and includes rotatable, turntable-type bearing which allows a construction worker to freely swivel his or her head during the installation of a drywall panel.

Abstract: A collapsible helmet including a left arched member and a right arched member, each of the left and right arched members has a front portion and a rear portion, the front portions of the left and right arched members being hingedly attached at a front attachment point and the rear portions of the left and right arched members being hingedly attached at a rear attachment point, thereby forming a substantially elliptic headcover surrounding the left and the right head hemispheres of a wearer when the helmet being deployed in its operative position, and a middle arched member, the middle arched member has a front portion and a rear portion, the front portion of the middle arched member being hingedly attached at the front attachment point to the left and right arched members, the rear portion of the middle arched member being hingedly attached at the rear attachment point to the left and right arched members, the middle arched member extending longitudinally across the crown of a wearer when the helmet being dep

Abstract: A substantially flat, wearable cushion (10) that a baby carries behind the head. The cushion (10) comprises a substance having impact absorbency (18) that is covered by a wrapper (20). Its corners are rounded and its size is wide enough to surround the baby's head and shoulders and long enough to hold two shoulder straps (12). Shoulder straps (12) are stretchable to ease the baby's arms into the device. Cushion (10) is supported behind the baby's head without any elements that visually or physically protrude around or upon the baby's head. If the baby slips, its head, as well as its neck and shoulders, will fall against cushion (10).

Abstract: A collapsible helmet including an elliptic headband and an arc-shaped strap hingedly attached to the headband, the strap extending laterally across the crown of a wearer when deployed in its upright operative position so as to define a head protecting shell and lying co-planar with the headband when deployed in its folded inoperative position so as to define a relatively thin compact package. The helmet further includes a pair of arc-shaped ribs hingedly attached to the headband, the pair of ribs extending longitudinally across the crown of a wearer when deployed in their upright operative positions and lying co-planar with the headband when deployed in their folded inoperative positions. The helmet still further includes a face guard hingedly attached to the headband, the face guard extending laterally across the chin of a wearer when deployed in its downward inclined operative position and lying co-planar with the headband when deployed in its folded inoperative position.

Abstract: A protective apparatus has a helmet and shoulder pads. The helmet is coupled to the shoulder pads by a rear support and lateral supports. The rear support is coupled to the shoulder pads by a ball and socket joint. The lateral supports have rollers which are received by channels formed in the shoulder pads. Impacts to the helmet are transmitted to the shoulder pads by the supports. The helmet can move from side-to-side with respect to the shoulder pads by the lateral support rollers traversing the channels, and up and down by the rear support ball and socket joint. Inside of the helmet is a crown that has inner and outer bands. The outer band is pivotally coupled to the helmet so as to allow the head to move up and down within the helmet. The inner band is located within the outer band and rotates within the outer band so as to allow the head to move from side-to-side within the helmet.

Abstract: A helmet mounting device which allows a helmet to be securely mounted to a user's head in a desired alignment, without irritating chin straps, is provided. The device includes a frame and a liner with a retention band that can be uniformly tightened about the user's head and that aligns with cranial features such as the indentation in the occipital area at the base of the skull. A plurality of these devices can be given out in advance to users waiting on line for a virtual reality amusement attraction, who can don them in advance. When a user reaches the attraction, he or she can easily slip onto the device a helmet having shape complementary to the device for quick alignment. When the user is finished, the device can easily be cleaned before being given to the next user.

Abstract: A cap is formed of a metallized fabric capable of being fabricated with conventional cut and sew techniques into a baseball style cap and serviceable both as a head covering and as a means for shielding the head of the wearer and attenuating selected electric field, electromagnetic field or other radio frequencies which, unless shielded and attenuated, would pass through the cap and provide a cause of concern for the wearer of the cap.

Abstract: A helmet removal device for removing a helmet from a head of a wearer without applying tensile forces on the neck of the wearer. The removal device includes a bladder disposed between the helmet and the top of the head with the bladder so constructed and arranged that upon inflation from a collapsed configuration to an expanded configuration, the bladder at least partially displaces the head from within the helmet. The removal device may also include an inserting tool for inserting the bladder between the helmet and head while the helmet is being worn.

Abstract: A safety helmet for e.g. motorcycles has its outer shell firmed as a sandwich, comprising outer and inner composite layers each of resin and impact-resistant material separated by an intermediate layer of resilient material. The impact-resistant material is preferably a cloth of high tensile strength fiber such as KEVLAR.TM., DYNEMA.TM., glass fiber, or carbon fiber. The resilient material may be cork or foamed or other resilient plastics material, but is preferably honeycomb material of paper or aluminum. The helmet is made by sequentially laying up, in or over a former, a first composite layer of resin and sheets of impact-resistant material, an intermediate layer of honeycomb material, and a second composite layer of resin and sheets of impact-resistant material. The outer shell has a polyhedral form including a plurality of polygonal faces having abutting edges.

Abstract: An aerodynamically streamlined flexible protective helmet assembly comprising an outer layer of impact resistant segments (61-67) confined within fabric chambers overlying an inner layer of closely abutting impact resistant energy absorbing structures (71-77) confined within elastic fabric chambers and including an elliptically annular crown structure (78) confined within a fabric chamber.

Abstract: This invention relates to a helmet with an air filtering device and in particular to one which utilizes a meter to drive a fan so as to suck in air and transmit the air through a filtering device which divides the air into two streams respectfully supplied to the head and nose of an user on one hand and exhausts the exhaled air out of the helmet through a plurality of check valve, thereby enabling the user to inhale cleaned air.

Abstract: A combined protective helmet and pouch for a bicyclist or the like is constructed from a plurality of sector shaped pads of shock absorbing material connected together in an inextensible manner to define a helmet. The connectors between the pads at the side of the helmet may be folded to bring the front and rear halves of the helmet together to define a pouch. Adjustable members are provided to adjust the spacing between the pads and a suitable chin strap and carrying strap are connected to the helmet.

Abstract: A helmet removal device for removing a helmet from a head of a wearer without applying tensile forces on the neck of the wearer. The removal device includes a bladder disposed between the helmet and the top of the head with the bladder so constructed and arranged that upon inflation from a collapsed configuration to an expanded configuration, the bladder at least partially displaces the head from within the helmet. The removal device may also include an inserting tool for inserting the bladder between the helmet and head while the helmet is being worn.

Abstract: A scalp massager which utilizes a rigid but yet bendable main supporting frame which is to be mounted on a human head and extend from the nape to the forehead. A vibrator is to be mounted exteriorly on the main supporting frame. Interiorly mounted on the main supporting frame is a parietal pad assembly with there also being mounted a temporal pad assembly and an occiput pad assembly mounted on the main supporting frame. Each of these pad assemblies are designed to come into contact with the corresponding areas of a human head. Each of these pad assemblies is designed to be adjustable on the main supporting frame so as to accommodate different sizes of human heads.

Abstract: In a helmet for riding a vehicle, a chin cover is expandably and contractibly upholstered at a lower edge of a chin covering portion for covering the user's chin. At least a portion of the chin cover is formed of a mesh material, so that the flowing-out of a user's exhalation through the mesh material is promoted by wind flowing along a lower surface of the chin cover. Thus, it is possible to prevent a wind-cutting sound due to an inclusion of the wind into the chin covering portion of the cap body and to eliminate the stay of the user's exhalation in the chin covering portion.

Abstract: Several embodiments of aerodynamic devices for improving the drag coefficient and reducing the wind resistance of a body moving through the air such as a motorcycle and/or a helmet worn by a rider of the motorcycle. The aerodynamic devices comprise a plenum chamber to which air is delivered through a relatively small ram air inlet opening. Air is discharged from the plenum chamber through a plurality of small apertures for generating a thin turbulent boundary layer between the body surface and the air flowing across the surface to promote laminar flow across the body surface.

Abstract: A visored cap-type protective helmet for a bicyclist or the like is formed of a spherical fabric head shell defined by an outer fabric body and a matching spherical inner lining. Circumferentially spaced, generally radial fold lines join the outer fabric body to the inner lining and formed circumferentially adjacent, separate, sector shaped, arcuate pockets. Soft protective foam plastic pads sized to and of correspondingly sector shape fill the pockets. A visor integrated to the head shell at a circumferential bottom edge projects outwardly at the front of the helmet. A latching strip having one end fixedly mounted to a pocket at the front of the unit detachably fastens to a pocket at the rear of the head shell to permit the unit to be employed as a pouch for carrying articles and permitting the visor, when folded in, to be captured within the same pocket.