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Home > Do you need a helmet on a tricycle

Do you need a helmet on a tricycle

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.

Why choose us

Solutions to meet different needs

Solutions to meet different needs

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.

Highly specialized team and products

Highly specialized team and products

Professional team work and production line which can make nice quality in short time.

We trade with an open mind

We trade with an open mind

We abide by the privacy policy and human rights, follow the business order, do our utmost to provide you with a fair and secure trading environment, and look forward to your customers coming to cooperate with us, openly mind and trade with customers, promote common development, and work together for a win-win situation.

24 / 7 guaranteed service

24 / 7 guaranteed service

The professional team provides 24 * 7 after-sales service for you, which can help you solve any problems

Certificate of honor


CONTACT USCustomer satisfaction is our first goal!

Consultation hotline:0086-15900663312

Address:No. 3888, Hutai Road, Baoshan District, Shanghai, China

Do you need a helmet on a tricycle

Bicycle Helmets: What are their limits?

Bicycle Helmets: What are their limits?

Bicycle ,helmets, are designed as a compromise among ,impact, management, cooling, weight, cost and many other factors. Within all of the constraints, current ,helmets, do a good job. But no ,helmet, can protect you against all impacts, even a motorcycle ,helmet,.

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Protective Capacity of Ice Hockey Helmets against ...

Protective Capacity of Ice Hockey Helmets against ...

Protective ,Capacity, of Ice Hockey ,Helmets, against Different ,Impact, Events. Files in This Item: File Description Size Format ; Clark_et_al._2016_-_Protective_,Capacity,_of_Ice ... Download: Title: Protective ,Capacity, of Ice Hockey ,Helmets, against Different ,Impact, Events: Authors: Clark, J. Michio; Post, Andrew; Hoshizaki, Thomas Blaine; Gilchrist ...

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Modelling of the impact response of motorcycle helmets ...

Modelling of the impact response of motorcycle helmets ...

1/1/1994, · Modelling of the ,impact, response of motorcycle ,helmets, 0 5 10 20 25 30 deflecI& mm FIG. Il. Simulated prEN 398 impacts for ABS shell and 56 kg m-liner, showing the anvil force versus the total foam deflection for -the first ,impact, at 7 m s-onto a Rat anvil, ---the second ,impact, at 6 m seonto a hemispherical anvil.

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Full article: Effects of falling weight impact on ...

Full article: Effects of falling weight impact on ...

22/9/2017, · 3 Selection of the parameters characterizing the behavior of assemblies of safety ,helmets, and spectacles/goggles upon falling weight ,impact,. Previous research into the behavior of ,helmets, upon falling weight ,impact, [] showed that in such situations both the shell and the cradle undergo significant deformation dependent on the ,helmet, construction.

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Safety Helmt As Per Is 2925 - Pdf Download - CiteHR

Safety Helmt As Per Is 2925 - Pdf Download - CiteHR

Safety ,helmet, should withstand the ,impact, of a plumb ball of 500gm weight with conical steel point having an included angle of 36 degree or a spherical point of radius not more than 0.5mm, dropped from a height of 3 meter with pointed end downward onto the top of the crown of the ,helmet, without getting pierced, dented or suffering failure of any integral part.

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Modelling of the impact response of motorcycle helmets ...

Modelling of the impact response of motorcycle helmets ...

1/1/1994, · Modelling of the ,impact, response of motorcycle ,helmets, 0 5 10 20 25 30 deflecI& mm FIG. Il. Simulated prEN 398 impacts for ABS shell and 56 kg m-liner, showing the anvil force versus the total foam deflection for -the first ,impact, at 7 m s-onto a Rat anvil, ---the second ,impact, at 6 m seonto a hemispherical anvil.

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A Beanie That's Also a Helmet on Impact | The Inertia

A Beanie That's Also a Helmet on Impact | The Inertia

Australia-based company ANTI ,Ordinary, has developed a beanie that becomes a hard ,helmet, on ,impact, for skiers and snowboarders. Australia-based company ANTI ,Ordinary, has developed a beanie that ...

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IMPACT TEST ON MOTOR CYCLE HELMET FOR DIFFERENT …

IMPACT TEST ON MOTOR CYCLE HELMET FOR DIFFERENT …

capacity, of the froth is to ingest the majority of the effect vitality, ... ,Impact, Test on Motorcycle ,Helmet, for Different Angles Using Finete Element Analysis. ... ,ordinary, bicycle which is being utilized every day in our life. As here the head protector is

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IMPACT TEST ON MOTOR CYCLE HELMET FOR DIFFERENT …

IMPACT TEST ON MOTOR CYCLE HELMET FOR DIFFERENT …

capacity, of the froth is to ingest the majority of the effect vitality, ... ,Impact, Test on Motorcycle ,Helmet, for Different Angles Using Finete Element Analysis. ... ,ordinary, bicycle which is being utilized every day in our life. As here the head protector is

Get Price
Bicycle Helmets: What are their limits?

Bicycle Helmets: What are their limits?

Bicycle ,helmets, are designed as a compromise among ,impact, management, cooling, weight, cost and many other factors. Within all of the constraints, current ,helmets, do a good job. But no ,helmet, can protect you against all impacts, even a motorcycle ,helmet,.

Get Price
Protective Capacity of Ice Hockey Helmets against ...

Protective Capacity of Ice Hockey Helmets against ...

Protective ,Capacity, of Ice Hockey ,Helmets, against Different ,Impact, Events. Files in This Item: File Description Size Format ; Clark_et_al._2016_-_Protective_,Capacity,_of_Ice ... Download: Title: Protective ,Capacity, of Ice Hockey ,Helmets, against Different ,Impact, Events: Authors: Clark, J. Michio; Post, Andrew; Hoshizaki, Thomas Blaine; Gilchrist ...

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The Costs of Manufacturing a Bicycle Helmet

The Costs of Manufacturing a Bicycle Helmet

We will follow the steps to see what producing an ,ordinary helmet, might cost--not Lance Armstrong's Giro, but a cheap discount store ,helmet,. For starters, you need a design. That's probably a substantial part of the cost, since it involves a design staff or consultants, other development costs including prototypes, lab testing, some market research, use of focus groups, tooling for the design etc.

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Motorcycle helmets: Test and Assessment Protocol Prove Out

Motorcycle helmets: Test and Assessment Protocol Prove Out

3.6 ,Capacity, of ,helmets, to absorb ,impact, energy 30 3.7 Assessment of the “back calculation” method 31 3.7.1 9.5m/s prediction of 8.5m/s data 33 3.7.2 8.5m/s prediction of 6.0m/s data 34 3.7.3 General observations relating to back calculation method 36 3.8 Comparison of ,helmet, performance using revised (8.5m/s) assessment protocol 37

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Protective Capacity of Ice Hockey Helmets against ...

Protective Capacity of Ice Hockey Helmets against ...

In ice hockey, concussions can occur as a result of many different types of ,impact, events, however hockey ,helmets, are certified using a single injury scenari...

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Protective Capacity of Ice Hockey Helmets against ...

Protective Capacity of Ice Hockey Helmets against ...

Welcome to Research Repository UCD Research Repository UCD is a digital collection of open access scholarly research publications from University College Dublin.

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Protective Capacity of Ice Hockey Helmets against ...

Protective Capacity of Ice Hockey Helmets against ...

In ice hockey, concussions can occur as a result of many different types of ,impact, events, however hockey ,helmets, are certified using a single injury scenari...

Get Price
Protective Capacity of Ice Hockey Helmets against ...

Protective Capacity of Ice Hockey Helmets against ...

Welcome to Research Repository UCD Research Repository UCD is a digital collection of open access scholarly research publications from University College Dublin.

Get Price
Motorcycle helmets: Test and Assessment Protocol Prove Out

Motorcycle helmets: Test and Assessment Protocol Prove Out

3.6 ,Capacity, of ,helmets, to absorb ,impact, energy 30 3.7 Assessment of the “back calculation” method 31 3.7.1 9.5m/s prediction of 8.5m/s data 33 3.7.2 8.5m/s prediction of 6.0m/s data 34 3.7.3 General observations relating to back calculation method 36 3.8 Comparison of ,helmet, performance using revised (8.5m/s) assessment protocol 37

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