39results about How to "Alleviate concussion" patented technology

A football training aid including a device that detachably connects a football player's helmet to the player's shoulder pads, thereby and reducing the tendency and / or ability of the player to lower his head while wearing said device. The exemplary embodiment of the device provides a substantially “T” shaped piece of vinyl, polyurethane, or other resilient material in a length adequate to connect the rear portion of the helmet to a rear portion of the shoulder pads. The present invention also includes several attachment methods for attaching the training device to the helmet and shoulder pads, including VELCRO® strips and a plurality of snaps.

A muzzle device that may be attached to the barrel of a forearm that includes structures which influence the flow characteristics of exhausting propellant gases for suppressing muzzle flash, counter acting the rearward and upward motion of the muzzle during firing, and reducing the concussion directed towards the shooter as well as personnel to the sides of the shooter.

A muzzle brake for a firearm, the muzzle brake including structural features that affect the flow characteristics of the combustion gases for reducing concussion to the shooter and to personnel to the sides of the shooter, as well as for directionally countering upward and sideward movement of the firearm's muzzle upon the firing of the firearm.

A light weight, shock absorbing, shock dissipating, moisture absorbing, stretchable fabric, head cap designed for receipt under a hard shell helmet and over a head of a helmet user. The head cap includes thin sheets of shock absorbing and shock dissipating foam pads. The foam pads are used to limit a shock load or pressure applied to the head. Also, the foam pads help spread the load over a large surface area of the head, thus reducing a potential head injury or potential concussion to the wearer of the head cap. The foam pads are received between a moisture wicking fabric inner liner and an outer liner. The head cap also includes a moisture absorbing head band and head band ties for securing the head band on the user's head.

A muzzle device that may be attached to the barrel of a forearm that includes structures which influence the flow characteristics of exhausting propellant gases for suppressing muzzle flash, counter acting the rearward and upward motion of the muzzle during firing, and reducing the concussion directed towards the shooter as well as personnel to the sides of the shooter.

A system and / or method for measuring a human ocular parameter comprises a human-wearable face shield which has an eye sensor, a head orientation sensor, and an electronic circuit, and a face shield. The eye sensor comprises a video camera that measures horizontal eye movement, vertical eye movement, pupillometry, and / or eyelid movement. The head orientation sensor measures pitch and / or yaw of the wearer's face. The electronic circuit is response to the eye sensor and the head orientation sensor and measures an ocular parameter such as vestibulo-ocular reflex, ocular saccades, pupillometry, pursuit tracking during visual pursuit, vergence, eye closure, focused position of the eyes, dynamic visual acuity, kinetic visual acuity, virtual retinal stability, retinal image stability, foveal fixation stability, or nystagmus.

A muzzle device that may be attached to the barrel of a forearm that includes structures which influence the flow characteristics of exhausting propellant gases for suppressing muzzle flash, counter acting the rearward and upward motion of the muzzle during firing, and reducing the concussion directed towards the shooter as well as personnel to the sides of the shooter.

An integrally-formed shoe sole article with dual density comprises a first density portion and a second density portion, and one part of the second density portion covers the first density portion. The first density portion comprises a first top face, a first bottom face and an arc-shape connecting face. The first bottom face is parallel and opposite to the first top face, and the arc-shaped connecting face extends from the periphery of the first top face to the periphery of the first bottom face. A first groove for containing the first density portion is formed in the second density portion. The groove comprises a groove opening, a groove bottom located under the groove opening, and an arc-shaped wall face, the groove opening extends to the groove bottom to form the arc-shaped wall face, and the outer wall of the arc-shaped connecting face is covered with the arc-shaped wall face. A manufacturing method and mold of the integrally-formed shoe sole article are further included. The defects that when the density of the material of an inner container is reduced, a shoe sole is soft, and cannot resist tearing or bear torque generated during walking can be effectively overcome, and therefore the wearing and walking comfort for a user is greatly and perfectly improved on the premise of guaranteeing that the intensity of shoes is not influenced.

The invention provides head, neck, chest, and spine logical impact protection and thermal-regulation device having a webbing adapted to encapsulate head and neck, wherein the webbing is composed of a plurality of reversibly deformable substrates that are capable of being cooled or heated; wherein the webbing further provides apertures interspersed between the reversibly deformable substrates to allow fluid exchange between the head, neck, chest, and spine and the regions exterior to the webbing; and a temperature indicator, wherein the temperature indicator measures the temperatures of the body surface underlaying the webbing.

The present disclosure provides methods for treating mild brain injury and other neurological disorders in a subject in need thereof, comprising administering to the subject an effective amount of a compound comprising a ghrelin or ghrelin variant. This invention provides for methods for treating a mild brain injury or concussion in a patient wherein said method comprises administering to the subject in need thereof suffering from said mild brain injury or concussion an effective amount of a ghrelin variant or a composition comprising a ghrelin variant so as to treat said mild brain injury or concussion.

A horse boot arrangement for a horse's hoof, the horse boot arrangement comprising a flexible sock member having a base portion for engaging a sole of the horse's hoof and a sleeve portion extending from the periphery of the base portion for covering the hoof, means for fastening the sleeve portion against the horse's hoof to ensure the flexible sock member remains on the hoof under working conditions, and rigid ground engaging means being detachably mountable to the flexible sock member via coupling means.

The invention relates to a system and / or an apparatus for an improved helmet system that may help reduce the severity of injuries by enhancing overall helmet protection through uniquely designed facemasks and facemask bumpers. The facemask and facemask bumpers that are particularly adapted to redistribute pressure and impact forces, decrease vibration, sudden shock, noise and / or the peak forces transmitted from the facemask to the rest of the helmet system. The facemask bumpers may be disposed into specific regions of the facemask, including the brow region, the glabella region, orbit region, the frontal region, the mandible (front, right and / or left side) region, the maxilla region, the nasal region, zygomatic region, the ethmoid region, the lacrimal region, the sphenoid region and / or any combination thereof.

A maxillary, mandibular, or dual concussion orthotic that substantially reduces concussion resulting from forces applied to the lower jaw, and a method of producing the orthotic. The orthotic device produced according to the method described herein is objectively measured and produced to physiological parameters for an individual user. The orthotic is constructed so that the mandibular teeth are firmly indexed into the orthotic to hold the mandible in a specific position relative to the maxilla. The upper and lower jaws are positioned by the orthotic to act as a unit, and cooperate with the orthotic to effectively dissipate concussive forces and provide spacing of the temporomandibular joint, resulting in the decompression of the joint to mitigate transmission of concussive forces from the condyles of the mandible to the temporal bones of the skull.

The invention discloses a method and equipment for negotiating an internet key exchange (IKE) message and is applicable to a system which adopts an internet protocol security (IPSec) protocol and comprises first equipment and second equipment. The method comprises first-stage negotiation and second-stage negotiation. During the second-stage negotiation, the first equipment sends the last negotiation message to the second equipment and then judges whether a response message which is sent by the second equipment is received in a preset period; if the first equipment does not receive the response message which is sent by the second equipment in the preset period, after receiving an encapsulating security payload (ESP) message and an authentication header (AH) message, the first equipment searches corresponding IPSec security association (SA) in a security association database; if the IPSec SA waits for the last response message of the second-stage negotiation, the first equipment continuously performs decryption by using the IPSec SA; if decryption succeeds, the state of the IPSec SA is marked as 'active'; and establishment of the IPSec SA of the first equipment is finished, and the response message of the second equipment is ignored. By the invention, the problem of IPSec tunnel oscillation or network disconnection caused by network congestion and message loss is solved.

The invention provides head, neck, chest, and spine logical impact protection and thermal-regulation device having a webbing adapted to encapsulate head and neck, wherein the webbing is composed of a plurality of reversibly deformable substrates that are capable of being cooled or heated; wherein the webbing further provides apertures interspersed between the reversibly deformable substrates to allow fluid exchange between the head, neck, chest, and spine and the regions exterior to the webbing; and a temperature indicator, wherein the temperature indicator measures the temperatures of the body surface underlaying the webbing.

The present disclosure provides methods for treating mild brain injury and other neurological disorders in a subject in need thereof, comprising administering to the subject an effective amount of a compound comprising a ghrelin or ghrelin variant.

The invention relates to the technical field of spoil, and concretely relates to a spoil powder granulation method. A cutting cavity is included, the top of the cutting cavity communicates with a feeding port, the inner cavity of the cutting cavity is provided with a smashing device, the bottom of the cutting cavity communicates with a discharging port, the bottom of the discharging port communicates with the inner cavity of a granulation device, the granulation device comprises a granulation shell, and the inner cavity of the granulation shell is sequentially provided with a compaction box, a granulation cavity, a vibration cavity and a waste cavity from top to bottom; a compaction motor is arranged in an inner cavity of the compaction box, the output end of the compaction motor is connected with a propelling shaft, the granulation cavity comprises a granulation motor, an output shaft of the granulation motor is connected with a granulation plate, an electric push rod is arranged in an inner cavity of the granulation cavity, the output end of the electric push rod is fixedly connected with a piston, the piston is arranged in an inner cavity of a sliding groove in a sliding mode, and two vibrating motors are arranged at two ends of the side surface of the vibration cavity; and a vibrating screen plate is slidably arranged in the inner cavity of the vibration cavity, a screen is arranged at the bottom of the inner cavity of the vibrating screen plate, and a base is arranged at the bottom of the granulation shell. The method is uniform in granulation and easy in shaping.

The invention provides a method, system and device for establishing and switching an SD-WAN tunnel and a storage medium, and the method comprises the steps: receiving first tunnel establishing / switching application information sent by a client front-end device on a main access link, the first tunnel establishing / switching application information comprising a tunnel identifier and an application timestamp; obtaining tunnel information according to the tunnel identifier; sending second tunnel establishing / switching application information to an IP-SDN controller corresponding to the main access link, the second tunnel establishing / switching application information comprising tunnel information and an application timestamp, so that the IP-SDN controller selects an available routing table meeting the tunnel bandwidth and determines an available tunnel; and sending the available routing table of the available tunnel to the client front-end device, so that the client front-end device executes tunnel establishing / switching according to the available routing table of the available tunnel. According to the invention, tunnel link oscillation between the main access link and a standby access link caused by instant exhaustion of IP network resources due to simultaneous establishing / switching of a large number of tunnels in the SD-WAN network can be relieved.

The invention belongs to the technical field of construction protection tools, and particularly relates to a highly stable protection device for high-rise construction. The highly stable protection device for high-rise construction comprises arm bands and shoulder bands. The bottom end of each arm band is fixedly connected with an elbow pad through sewing. The upper end of each arm band is fixedlyconnected with a shoulder pad through sewing. A neck protecting ring is integrally formed on one side of one shoulder pad and one side of the other shoulder pad. Power sources are arranged on the twosides of a waistband. Loudspeakers are arranged on the two sides of each power source and on the surface of one side of the waistband. The bottom end of the waistband is connected with leg bands through band buckles in a clamping connection manner. Knee pads are in clamping connection with the bottom ends of the leg bands through band buckles. The novel safety clothes is designed on the basis ofimproving an original structure, and according to the novel safety clothes, the neck protecting ring, the shoulder pads, the elbow pads and the knee pads are filled with elastic sponge and are connected through elastic bands, connection is stable, and the clothes is not prone to deforming, comfortable to wear and comprehensive in protection; because the electric alarm devices are arranged, when auser in a dangerous situation, the electric alarm devices give out alarm sounds to help the constructor to call for help so that the constructor can have timely rescue, and casualty accidents are avoided.

A horse boot arrangement for a horse's hoof, the horse boot arrangement comprising a flexible sock member having a base portion for engaging a sole of the horse's hoof and a sleeve portion extending from the periphery of the base portion for covering the hoof, means for fastening the sleeve portion against the horse's hoof to ensure the flexible sock member remains on the hoof under working conditions, and rigid ground engaging means being detachably mountable to the flexible sock member via coupling means.

The invention discloses a D-FNN direct inverse control method and a D-FNN direct inverse control system based on a pruning policy. The D-FNN direct inverse control method can ensure a more concise structure and shorter learning time by adopting classified learning. The classified learning strategy has a great advantage of being capable of alleviating an oscillation problem in the learning process,and the D-FNN has high adaptability and robustness and can reduce trajectory errors to near zero quickly when disturbance occurs in an external environment. The D-FNN can automatically generate or delete a fuzzy rule according to the importance of the inverse control system and the complexity of the system, does not need to preset a model during online learning, can set an order for adaptive learning based on the training data, thereby compensating for the non-linear system modeling error in processing external disturbance. Through simulation research, the dynamic fuzzy neural network can beapplied to many real-time automatic control systems.

The invention relates to the technical field of lithium batteries, specifically to a power lithium battery heat dissipation mechanism, which comprises a shell, wherein a lithium battery holder is arranged in the inner cavity of the shell, an air permeable hole is formed in the lithium battery holder, an electric push rod is arranged at the bottom of the lithium battery holder, a spring buffer device is arranged at the bottom of the inner cavity of the lithium battery holder, a lithium battery body is arranged at the top of the spring buffer device, the lithium battery body is positioned in theinner cavity of the lithium battery holder, a heat dissipation water plate is arranged at the top of the inner cavity of the shell, the water drainage pipe of a first water pump communicates with oneend of the top of the heat dissipation water plate, the water suction pipe of the first water pump communicates with a first water pipe, the first water pipe is communicated with a water tank, the top of the other end of the heat dissipation water plate communicates with the water suction pipe of a second water pump, the water drainage pipe of a second water pump communicates with a second waterpipe, the second water pipe is communicated with the water tank, a ventilating fan is arranged on the side face of the inner cavity of the shell, cooling fins are arranged at the exhaust end of the ventilating fan, and the cooling fins are embedded in the side face of the shell. According to the invention, the heat dissipation effect is good, and the situation that the lithium battery body shakesand is damaged in the shell can be avoided.

A system and / or method for measuring a human ocular parameter comprises a human-wearable face shield which has an eye sensor, a head orientation sensor, and an electronic circuit, and a face shield. The eye sensor comprises a video camera that measures horizontal eye movement, vertical eye movement, pupillometry, and / or eyelid movement. The head orientation sensor measures pitch and / or yaw of the wearer's face. The electronic circuit is response to the eye sensor and the head orientation sensor and measures an ocular parameter such as vestibulo-ocular reflex, ocular saccades, pupillometry, pursuit tracking during visual pursuit, vergence, eye closure, focused position of the eyes, dynamic visual acuity, kinetic visual acuity, virtual retinal stability, retinal image stability, foveal fixation stability, or nystagmus.

The invention belongs to the field of ship docking devices, and particularly relates to an auxiliary ship docking device. According to the specific technical scheme, the docking device comprises a buffering assembly capable of being stored in the stopping direction, one side of the buffering assembly is fixedly connected with a ship, and the other side of the buffering assembly is fixedly connected with an anti-collision soft cushion right facing a port; the buffer assembly comprises first connecting rods which are vertically arranged in parallel and second connecting rods which are horizontally arranged in parallel and are telescopic, the end parts of the first connecting rods and the end parts of the second connecting rods are fixedly connected to form a square bracket, and two groups of X-shaped movable rods which can be contracted / expanded are arranged on the two first connecting rods in a sliding manner; and when being extruded by external force, the movable rods shrink, and the four end parts of the movable rod are positioned at the corners of the square bracket and are propped against the second connecting rods. The buffer assembly can be contracted / expanded, and when the ship needs to be moored, the buffer assembly is expanded to prevent the ship from making direct contact with the port, and when the ship does not need to be moored, the buffer assembly can be well stored on the ship, and use is convenient.

The invention discloses a fabricated environment-friendly plastic-wood hollow core composite floor. The fabricated environment-friendly plastic-wood hollow core composite floor comprises an outer plastic-wood profile, an inner composite profile, elastic glue parts and connecting parts. A double-hollow-square-shaped structure is formed by the outer plastic-wood profile and the inner composite profile. The outer four corners of the inner composite profile are connected with the inner four corners of the outer plastic-wood profile through the four connecting parts. The four elastic glue parts arelocated between the four sides of the outer plastic-wood profile and the four sides of the inner composite profile separately. The fabricated environment-friendly plastic-wood hollow core composite floor is reasonable in structural design, the outer plastic-wood profile, the inner composite profile and the elastic glue parts are assembled through the connecting parts, a good anti-shake effect isachieved, good elasticity and heavy load bearing performance can be brought, shake damage caused by bouncing of an athlete on floors of a stadium can be effectively relieved, standardized design, production factorization and construction assembly can be carried out, and the fabricated environment-friendly plastic-wood hollow core composite floor is suitable for being massively popularized.

The invention belongs to the field of ship berthing devices, in particular to an auxiliary ship berthing device. The specific technical solution is: include a buffer assembly that can be accommodated along the docking direction, one side of the buffer assembly is affixed to the ship, and the other side is affixed with an anti-collision cushion facing the port; the buffer assembly includes parallel and vertical The set first connecting rod and the parallel and transversely arranged, telescopic second connecting rod, the end of the first connecting rod is fixedly connected with the end of the second connecting rod to form a "mouth"-shaped bracket, and the two first connecting rods There are two groups of movable rods that can shrink / expand and are in the shape of "X" slidingly arranged on the connecting rod; The second connecting rod cancels out. The buffer assembly can be retracted / expanded. When berthing is required, the buffer assembly can be opened to prevent the ship from directly contacting the port. When berthing is not required, the buffer assembly can be stored and stored on the ship for easy use.

The invention discloses a congestion control method and device based on RTT and combined with proportional-integral-derivative control, and the method comprises the steps that a sender judges whether RTT feedback timeout occurs or not, and measures the RTT time delay of a network path at the current moment; if RTT feedback is overtime, the sender actively decelerates; otherwise, according to whether the current RTT is within the tolerable queue oscillation range or not, different rate updating modes, including a method based on a fixed threshold value and a proportional integral differential control method, are employed to update the rate; and then the rate obtained by calculation is taken as the current target rate, and the time interval between the data packets is controlled so as to reach the target rate. According to the method, proportional integral differential control is carried out in a tolerable oscillation range, and RTT feedback timeout information is introduced, so the problems that large-scale incast cannot be processed and the queue oscillation range is uncontrollable in an existing congestion control method based on RTT are solved, and a stable and low-delay congestion queue is maintained.