| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 002412000 | By diverse laminae | 39 |
| 20080229488 | Inner Shell for Safety Helmets and Method of Producing the Same - Disclosed is an inner shell for safety helmets, which is massproduced and has a structure capable of efficiently absorbing and dispersing an impact, and a method of producing the same, which ensures the reduced material costs and the improved workability and productivity. The inner shell ( | 09-25-2008 |
| 20080295228 | In-Mold Protective Helmet Having Integrated Ventilation System - The present invention provides a lightweight protective helmet having an improved ventilation system therein. The protective helmet comprises an outer shell and an inner liner that are joined together to form a shell/liner composite. The ventilation system interacts with one or more ventilation ports in the protective helmet to control the flow of ambient air in and out of the interior of the protective helmet. The ventilation system may be integrated or encased within the shell/liner composite, or it may be adapted to be used on the exterior of the helmet. In addition, the ventilation system may include one of several types of interchangeable insert members to allow active or passive control of ambient air into the interior of the helmet. | 12-04-2008 |
| 20090158507 | Safety helmet and manufacturing method thereof - This specification discloses an integrally formed safety helmet. A pre-cast hard outer shell is directly filled with Styrofoam particles followed by heating and pressing to form a soft inner shell. The two shells are integrally formed and tightly connected with no space in between. The production procedure includes the steps of: putting a pre-cast hard outer shell in an upper mold; combining the upper mold and a lower mold; heating the molds to soften a compound material outer shell; pressing to squeeze out extra resin in the compound material outer shell; cooling down the molds and injecting Styrofoam particles into the cavity in the molds, foaming, pressing, and lowering the temperature; and removing the molds. The soft inner shell is then integrally formed inside the hard outer shell. | 06-25-2009 |
| 20090260133 | Impact Absorbing Frame and Layered Structure System for Safety Helmets - To be embedded within most customizable strong yet flexible safety helmet shells, is a strong, lightweight, impact absorbing “Frame” and a multi-layered impact absorbing cushioning “structure”. Two combined yet independent components designed to protect the user's head and cranium and to reduce the violent sudden acceleration and deceleration of the head and brain after impact. One aspect consists of a solid, continuous and unbroken “Frame” The frame comprises a number of semi-circular arched segments or “panels” with several other smaller semi-circular arched panels placed facing opposite the larger panels within the frame. The additional cushioning in the structure comprises several layers and levels of cushioning protection. These layers consist of a cushioning interior impact liner, a soft silicone gel material, a form fitting inner liner, and optional cloth liners. | 10-22-2009 |
| 20100011488 | Sweatband and sun protective headgear apparatus - A headgear ( | 01-21-2010 |
| 20100186150 | PROTECTIVE HEADGEAR COMPRESSION MEMBER - A protective headgear compression member includes a hollow compression cell having a top wall, a bowed side wall and a bottom wall and a liner element secured to that bottom wall coaxially to said cell. The liner element is composed of a flexible envelope substantially filled with resilient material and the envelope is secured to the bottom wall via an axially flexible connection to prevent the bottoming out of the liner element against the bottom wall of the cell. | 07-29-2010 |
| 20110302700 | VIBRATION DAMPENING MATERIAL - A vibration reducing headgear assembly including a circumferential band and a plurality of straps extending from the band to define a dome structure, each strap including vibration reducing material including at least a first elastomer layer and a reinforcement layer comprising a high tensile strength fibrous material. | 12-15-2011 |
| 20120186002 | Helmets Comprising Ceramic for Protection Against High Energy Fragments and Rifle Bullets - 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. | 07-26-2012 |
| 20120186003 | ENERGY-ABSORBING SYSTEM, METHODS OF MANUFACTURING THEREOF AND ARTICLES COMPRISING THE SAME - Disclosed herein is an energy-absorbing device comprising a first layer; a second layer; the second layer being opposedly disposed to the first layer and in slideablecommunication with the first layer; the first layer and the second layer enclosing a space therebetween; the space being filled with a fluid that has a power law exponent α of at least about 1.3 when measured in half cell split Hopkinson bar using Equation (3) below: | 07-26-2012 |
| 20130174330 | SAFETY HELMET WITH VENTILATION MEANS - There is described a safety helmet having an outer shell and at least one layer of shock-absorbing material placed inside it, at least one inlet on the shell and passing at least therethrough, to fluidically connect the outer environment to the helmet inside, and one or more ventilation ducts fluidically connected to the inlet and provided with one or more outflow holes facing the inside of the helmet. The helmet is also has at least one padding layer at least partially permeable to air, and substantially incompressible, or only partially compressible, for the air flow diffusion. Preferably, the diffusion layer is arranged at least below the hole or holes of the ventilation ducts. | 07-11-2013 |
| 20130340147 | ENHANCED RECOIL ATTENUATING SAFETY HELMET - A reinforced and impact attenuating helmet comprising a shell configured to receive a head of a wearer of the helmet, the shell comprising an outer surface and an inner surface; a series of linked coils; filler material; wherein the series of linked coils are entirely encased within the filler material to form a reinforcement layer, the reinforcement layer having a first surface and an opposing surface, the first surface of the reinforcement layer generally facing toward the inner surface of the shell, the reinforcement layer being located proximate the inner surface of the shell, forming a basic helmet assembly. | 12-26-2013 |
| 20140007324 | SOFT HELMET INCORPORATING RIGID PANELS - A soft helmet for wear under a hat is described. The soft helmet may have a plurality of inserts configured to fit into pockets on the interior of the soft helmet. The inserts may be placed so as to cover a majority of a wearer's head. To provide protection, the inserts have a top portion that may be a rigid material and a bottom portion that may be an elastomeric material. The soft helmet may not be readably noticeable to viewers of a wearer using the soft helmet. In another embodiment, the soft helmet may be utilized as a standalone hat. The hat may appear to be a normal beanie or baseball cap. | 01-09-2014 |
| 20140047621 | Dome Guard with Changeable Cover - An apparatus for aiding an athlete with heading a ball while protecting the head of the user participating in an athletic activity and in particular soccer players. Designed to resemble the surface of a player's head in structure and smoothness so as not to affect the trajectory of the ball during a header while at the same time absorbing the force from the impact to prevent or minimize concussions in players, especially younger athletes. | 02-20-2014 |
| 20140373256 | HELMET PADS - A head covering or helmet pads are removably attached to the outer surface of an existing sport's helmet. The pads are constructed to conform to the contours of the outer surface of the helmet. The pads are made from layers of thermoplastic material structured to absorb both shock and acoustic waves that may cause concussive type injuries. The thermoplastic may be an open-cell foam material selected from the group consisting of neoprene, polyethylene, silicon, urethane, silicon/urethane blend. | 12-25-2014 |
| 20150089721 | Helmet construction - A shell-less helmet is provided with resilient material and a stainless steel interior member to protect the individual from head trauma while at the same time preventing the use of the helmet as a weapon due to the resilient helmet outer layer. | 04-02-2015 |
| 20150089722 | DUAL SHELL HELMET FOR MINIMIZING ROTATIONAL ACCELERATION - A protective helmet which employs an inner shell, an outer shell, and dampeners positioned between the inner and outer shells which facilitate rotational movement between the inner and outer shells. The dampeners also provide shock absorption to counter the rotational acceleration caused by an impact to the helmet. | 04-02-2015 |
| 20150305427 | Shock Wave Mitigating Helmets - Described are helmets that include a shell that has a first layer, a second layer, and a third layer. The second layer is positioned between the first layer and the third layer. The second layer is less dense than the first layer and the third layer. | 10-29-2015 |
| 20150305430 | Personal Protective Equipment Liner - A protective liner for personal protective equipment comprises a foam component and a polymer component. The foam component is embedded in parallel with the polymer component such that the foam component and the polymer component absorb energy in parallel during impact. | 10-29-2015 |
| 20150359288 | PROTECTION DEVICE FOR HELMET | 12-17-2015 |
| 20150374059 | HOODED GARMENT WITH IMPACT PROTECTION - The invention relates to a hood ( | 12-31-2015 |
| 20160000167 | Impact Protection Assembly - A impact protection assembly includes a helmet that may be worn on a user's head. The helmet has an inner shell spaced apart from an outer shell of the helmet. The inner shell surrounds the user's head when the helmet is worn on the user's head. A pad is coupled to the inner shell. The pad abuts the user's head when the helmet is worn on the user's head. The pad absorbs impact energy. A gel layer is coupled to the inner shell. The gel layer absorbs impact energy. A plurality of bristles is coupled to the gel layer. The plurality of bristles extends toward the outer shell. The plurality of bristles absorbs impact energy. | 01-07-2016 |
| 20160000171 | HELMET WITH CHEEK-EMBEDDED MICROPHONE - The invention relates to a protective helmet which is provided with communication equipment, the helmet comprises one or more microphones that are embedded next to cheeks of the wearer in one or more layers of material that are located between a helmet shell and said wearer's cheeks, wherein each of said one or more microphones is connected directly or indirectly to said communication equipment by means of a connection element, each of said connection elements being also embedded respectively within slots that are made within one or more of said layers. | 01-07-2016 |
| 20160015111 | IMPACT-ABSORBING HELMET - The invention relates to a helmet that includes an outer shell and a cap, the cap being comprised of a material such as EPS or EPP and arranged inside the shell. The shell has an upper portion designed to cover at least the crown portion of the skull, the cap further comprising a first layer having a thickness covering substantially the upper portion and a plurality of pads of height projecting from the first layer towards the head, the first layer and the pads forming a single piece, and the height of the pads being greater than the thickness of the first layer. | 01-21-2016 |
| 20160029730 | S.A.T. (Spring Absorption Technology) - There are many protective helmets out there. Some use single shells with air shocks. Some helmets even have a two shell helmet with air shocks or air pockets. One helmet design has a two shell helmet with extension spring alone the longitudinal axis that allows the outer shell to slide and the extension spring has to extend to be effective. All the helmets out there have a unique qualities. The S.A.T helmet has the ability to protect its participants head from all angles not just from a frontal impact with a sliding motion. The S.A.T compression springs being made of multiple materials, make it more effective in protecting its participants whether the spring compression force is weaker (i.e. for a 10 year old football league) or stronger spring (i.e. for professional racecar driver). The compression springs also embodies multiple compression zones that allow the said compression springs to compress at different forces of impact. The S.A.T helmet can be used in football helmets, as well as hockey, lacrosse, batting helmet, motor sport helmet, cycling helmet or in any protective headgear including combat helmets. The ability to have a double layer shell separated by compression spring gives it a unique ability to absorb energy more effectively than single layer helmets and helmet using extension springs. The S.A.T helmet will also comprise an interior padding member to make the helmet more comfortable and add another absorbing factor to the double layer shell. | 02-04-2016 |
| 20160029731 | SHOCK ABSORPTION SYSTEM - A shock absorption system embodying a method for reducing the impact on helmets and other shock absorbing barriers is provided. The external retro-fitting system reduces the initial, external impact on pre-existing helmets so as not to be reliant on internal fit or space consumption. The method involves applying a gel type material to the external portion of the helmet/barrier, wherein the gel type material and its operative membrane can be dimensioned and adapted to retro-fit around existing components and holes | 02-04-2016 |
| 20160037852 | HELMET SYSTEM - A protective helmet for successive impacts includes a head cap adapted to surround and move with a wearer's head and an outer shell which surrounds the head cap. An energy absorbing flexible liner predominantly comprised of radially oriented foam columns is attached to both the head cap and outer shell. The liner establishes a preset initial relative position and spacing between the head cap and the outer shell and compliantly absorbs energy imparted to the outer shell during a helmet impact to enable the outer shell to move linearly and angularly relative to the head cap during the helmet impact and to be returned to the initial relative position with the head cap following the impact. | 02-11-2016 |
| 20160040743 | Apparatus For Dispersing Impact Forces - A system for mitigating an impact force is provided. The system includes a device having a first layer, a second layer, and an intervening member. The intervening member is suspended between the first and second layers via a first biasing member. A first portion of a force initially received by the first layer is transferred to the intervening member. A fraction of the force transferred to the intervening member is returned to the first layer, the fraction returned to the first layer being less than the force received by the first layer. A second portion of the force initially received by the first layer is partially transferred to the second layer, the second portion being less than the initial force received by the first layer. | 02-11-2016 |
| 20160044982 | HELMET SYSTEM - A protective helmet for successive impacts includes a head cap adapted to surround and move with a wearer's head and an outer shell which surrounds the head cap. An energy absorbing flexible liner predominantly comprised of radially oriented foam columns is attached to both the head cap and outer shell. The liner establishes a preset initial relative position and spacing between the head cap and the outer shell and compliantly absorbs energy imparted to the outer shell during a helmet impact to enable the outer shell to move linearly and angularly relative to the head cap during the helmet impact and to be returned to the initial relative position with the head cap following the impact. | 02-18-2016 |
| 20160044983 | BIOMECHANICS AWARE HELMET - Protective gear includes an outer shell layer connected to a middle shell layer through an outer energy and impact transformer layer. The middle shell layer is connected to an inner shell layer through an inner energy and impact transformer layer. The outer and inner energy and impact transformer layers flexibly connect the shell layers to absorb impact forces, rotational forces, shear forces, etc., and allow the various shell layers to move and slide relative to the other shell layers. The outer and inner energy and impact transformer layers may be constructed using gels, fluids, electro-rheological elements, magneto-rheological elements, etc. The protective gear may be formed as helmets or body protection for various activities and protect users from not only impact and penetrative forces, but rotational and shear forces as well. | 02-18-2016 |
| 20160058092 | PROTECTIVE HEADWEAR | 03-03-2016 |
| 20160081416 | BIOMECHANICS AWARE HELMET - Protective gear includes an outer shell layer connected to a middle shell layer through an outer energy and impact transformer layer. The middle shell layer is connected to an inner shell layer through an inner energy and impact transformer layer. The outer and inner energy and impact transformer layers flexibly connect the shell layers to absorb impact forces, rotational forces, shear forces, etc., and allow the various shell layers to move and slide relative to the other shell layers. The outer and inner energy and impact transformer layers may be constructed using gels, fluids, electro-rheological elements, magneto-rheological elements, etc. The protective gear may be formed as helmets or body protection for various activities and protect users from not only impact and penetrative forces, but rotational and shear forces as well. | 03-24-2016 |
| 20160113346 | In-Mold Rotation Helmet - A protective helmet having a protective shell, a low friction layer, and a comfort liner is disclosed. The protective shell includes an energy absorbing material and an inner surface. The low friction layer is coupled to the inner surface of the protective shell. The low friction layer may be plastic having a thickness of less than approximately 3 mm. The comfort liner is removably coupled to the low friction layer opposite the protective shell, and includes a low friction material, such as brushed nylon, adjacent the low friction liner. The comfort liner may be removeably coupled protective shell with either clips that removably couple to receivers embedded in the brow of the helmet, with elastically deformable couplings that extend from the comfort liner to the protective shell, or both. | 04-28-2016 |
| 20160113348 | IMPACT AND EXPLOSIVE FORCE MINIMIZATION STRUCTURES - A helmet including an insert provides the ability of including a highly energy absorbing feature within the insert. The insert includes a structure such as a Bingham plastic which, upon impact, absorbs the energy of the impact by converting from a solid to a liquid. Other energy absorbing features are contemplated. The energy absorption process occurs in one aspect in a nonreversible manner such that once a high enough level impact occurs on the insert, it must be replaced within the helmet. The insert has a fastener which enables it to b replaceable. In this manner, a highly absorbing feature of a helmet can be provided to reduce concussions while not requiring the complete replacement of a helmet. | 04-28-2016 |
| 20160120255 | IMPACT ISOLATION SPORTS HELMET - An improved sports helmet construction with a spaced two-part rigid outer impact shell configuration, each having an independent shock absorbing elastomeric support layer. Each impact outer helmet shell half isolates vector induced force impacts occurring during sports play while maintaining a head padding supportive contiguous inner shell about the player's head. A resilient gasket joins the independent outer shells along a continuous center helmet line maintaining force dependent isolation alignment. | 05-05-2016 |
| 20160144264 | Protective Helmet - A protective helmet having an inner shell and an outer shell assembly. Internal padding contacts an inner surface of the inner shell and an energy absorbing layer is positioned between the inner shell and the outer shell assembly. The outer shell assembly includes a plurality of rigid, outer shell segments with at least one of the outer shell segments designed and arranged to move relative to the other outer shell segments upon receiving an impact force. The external energy absorbing layer and the outer shell assembly dampens impact energy before it reaches the inner shell. | 05-26-2016 |
| 20160165994 | BIOMECHANICS AWARE HELMET | 06-16-2016 |
| 20160165995 | BIOMECHANICS AWARE HEADGEAR | 06-16-2016 |
| 20160165997 | HELMET PADDING SYSTEM | 06-16-2016 |
| 20190142099 | Mechanical-waves Attenuating Protective Headgear | 05-16-2019 |
