Shanghai Sunland Industrial Co., Ltd is the top manufacturer of Personal Protect Equipment in China, with 20 years’experience. We are the Chinese government appointed manufacturer for government power,personal protection equipment , medical instruments,construction industry, etc. All the products get the CE, ANSI and related Industry Certificates. All our safety helmets use the top-quality raw material without any recycling material.
Traffic police check electric car safety helmet
We provide exclusive customization of the products logo, using advanced printing technology and technology, not suitable for fading, solid and firm, scratch-proof and anti-smashing, and suitable for various scenes such as construction, mining, warehouse, inspection, etc. Our goal is to satisfy your needs. Demand, do your best.
Professional team work and production line which can make nice quality in short time.
Address：No. 3888, Hutai Road, Baoshan District, Shanghai, China
The harness should ,not, be removed and refitted so that the ,helmet, can be worn backwards because the ,helmet, has ,not, been designed to absorb impact when worn in this way. The headband is the part that contours the head at the height of the forehead and the base of the skull and, together with the harness, allows for the stable positioning ,of the helmet, on the user’s head.
3/5/2019, · Together with the features why these wise helmets arrive filled together with, you'd not neglect to place up your helmet before you begin. You may fall that far inlove with it! Besides assisting you together with your navigation and map, they're installed with voice projection and controls on your visors to provide you with a better perspective of one's own environment.
Smart Helmets, often vary with the unique features that come with them, but mostly all have built in Bluetooth to connect your mobile phone to the ,helmet,. With this connection, it allows the rider to be able to listen to music/podcasts in their own head space, listen to the GPS guidance from the mobile phone, and will also allow the wearer to talk on the phone through the ,helmet,.
11/9/2016, · ABSTRACT A smart helmet is a special idea which makes motorcycle driving safer than before. This is implemented using GSM technology. The working of this smart helmet is very simple, bump sensors are placed in different places of helmet where the probability of hitting is more which are connected to microcontroller board.
Weight, - Just like most biking products, the lighter a ,helmet, is, the better. If you have a heavy ,helmet,, then it’s likely to weigh you down and cause some serious shoulder and back pain. The majority of mountain bike ,helmets, are made from lightweight materials, but it’s worth checking ,the weight, of a ,helmet, before purchasing so that you don’t end up with the struggle of a heavy ,weight, ...
The ,helmet, is dropped on it’s top twice, once on a flat anvil and once on a round anvil from 1.86 metres, deceleration ,must not exceed, .4 g’s. A pointed object dropped on a second ,helmet, and ,must not, fully penetrate the liner or padding. Even half ,helmets, easily obtain DOT Certification bc the face and chin bar are never tested.
Small, along, along the winding along the safety ,helmet weight, should ,not exceed, 430 grams, along with a large ,helmet weight, should ,not exceed, 460 grams, cold proof ,helmet weight, should ,not exceed, 690 grams (above ,the weight, requirements do ,not, include additional components).
The peak deceleration shall ,not exceed, 275G. Crush: A 10kg ,weight, falling 5.1 metres onto ,helmet,. Lateral and longitudinal tests. The transmitted force should ,not exceed, 10 kN. Shell penetration: A 4kg impactor dropped onto ,helmet, at 7.7 m/s. Visor penetration: Air rifle fires 1.2g pellet at visor. Pellet ,must not, penetrate the interior of the ...
Peak acceleration ,must not exceed, 400 Gs. Meanwhile for DOT, two penetration blows by a test striker make sure that the head form is ,not, pierced or contacted. The retention system is tested by subjecting the ,helmet, straps to loads — 22.7 kg for 30 seconds at first, followed by 113.4 kg for 120 seconds.
9/8/2019, · The smart hard hat (Helmet) is made with the utmost care for the safety purpose as well. Firstly, you make sure that your workers are not at the place where they should not be. Secondly, the various sensors installed in the helmet constantly send out real time signals to the monitor.
Peak G shall ,not exceed, 290G for any time duration. With a ,weight, of 5kg, the impact force is 150J in the first drop and 110J in the second. See the diagram below. Impact Absorption Test - DOT. The ,helmet, is dropped in two separate trials. Twice on to a flat anvil from a height of 1.82m and twice on to a rounded anvil from 1.38m. See the ...
Smart Helmet for Chemical Plants The risk of having an injury or any unlikely accident is highest at chemical plants. As the chemicals are more volatile and easy to cause stringent effects when it reacts with other chemicals, A smart system can come out as a lifesaver. Smart Helmet has the ability to find out any suspicious leakage incident.
weight, of the footing ,must not exceed, the limit for bearing pressure on the supporting soil materials. The required total plan area of the footing is derived on this basis. DesignSoilPressure. By itself, simply resting on the soil, the footing does ,not, generate shear or bending stresses. These are developed only by the superimposed loads.
18/6/2008, · The face shield is affixed to the ,helmet, and shot along the center line in three separate places with an air rifle using a sharp soft lead pellet. Pellet speed will be approximately 500 kph. For the both types of shield the pellet ,must not, penetrate, and for the racing ,helmet, any resulting "bump" on the inside of the shield ,must not exceed, 2.5 mm.
The peak deceleration shall ,not exceed, 275G. Crush: A 10kg ,weight, falling 5.1 metres onto ,helmet,. Lateral and longitudinal tests. The transmitted force should ,not exceed, 10 kN. Shell penetration: A 4kg impactor dropped onto ,helmet, at 7.7m/s. Visor penetration: Air rifle fires 1.2g pellet at visor. Pellet ,must not, penetrate the interior of the ...
The Builders ,Helmet, can be configured to set ,the weight, of the character. The default is "disabled" (see below) Requirements for ,helmet, or ,helmet, skin - character level: 1 - engram points: 2 required resources: 2 stone; 10 fiber; Admin command:
While ,helmets, with the CE certification ,must, meet EN-1078, manufacturers can choose to ,exceed, the standard and have their ,helmets, protect your head at even higher impact energies. A similar standard, the CPSC standard, applies to ,helmets, sold in the US: all ,helmets must, meet the CPSC standard but manufacturers can choose to ,exceed, them and sell safer ,helmets,.
A Smart Helmet is a wearable device that lets your close ones know that you need them urgently if something tragic has taken place. Unfortunately, if you meet an accident, this device’s sensors will detect that a severe damage has been done and hence it will instantly alert your emergency contacts.