Downhill Mountain bike Helmets
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Traditional Specification for Helmets Used for Downhill Mountain Bike Rushing
This requirements covers overall performance requirements for helmets used by downhill mountain bicycle riders. Studies have shown greater risk into mind and face for this recreation in comparison with leisure road cycling; hence, this specification requires better influence security and performance criteria for chin pubs on full-face helmets, but cannot require full-face helmets. Retention system examinations will be done before effect evaluation. The helmet is impacted everywhere on or above the test line using the curbstone anvil in every horizontal direction. The background test helmet shall be afflicted by the chin bar effect test.
This abstract is a quick summary for the referenced standard. It is educational only rather than the official an element of the standard; the entire text of this standard itself should be labeled for its use and application. ASTM will not give any warranty express or implied or make any representation that the articles of this abstract are precise, total or up to date.
1.1 This requirements covers performance needs for helmets employed by downhill mountain bicycle bikers. Research indicates higher risk towards the head and face because of this recreation in comparison with recreational street cycling; thus, this specification calls for better effect security and provides overall performance requirements for chin bars on full-face helmets, but doesn't require full-face helmets. This specification recognizes the desirability of lightweight construction and ventilation; but is a performance requirements and is maybe not intended to restrict design.
1.2 All evaluating and needs for this specification shall be relative to Test Methods F1446, except in which noted herein.
1.3 Partial utilization of this standard is prohibited. Any statement of conformity with this specific specification should be a certification that product fulfills every one of the requirements of this requirements in its totality. A product that does not fulfill any one associated with requirements with this specification is known as to possess failed this standard, and really should not be offered with any indication that it meets areas of this standard.
1.4 Headgear built to conform to this along with other criteria may proclaim utilizes as certified by the manufacturers..
1.5 The values reported in SI devices can be viewed as standard. Hardly any other devices of measurement are included in this standard.
1.6 the next security caveat relates to the substance, technical, or physical, or a combination thereof, test techniques explained herein and is meant designed for those doing the examinations (in order to give them notice to take the appropriate precautions whenever carrying out the tests): This standard will not purport to handle all safety issues, if any, associated with its use. This is the responsibility regarding the user for this standard to determine proper safety and health methods and determine the applicability of regulating limitations before use.
2. Referenced Papers (purchase independently)
ICS Number Code 13.340.20 (mind defensive gear)
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