Test item 测试名称: Knee protection by laying down requirements and test methods 护膝
Type 1 knee protectors
knee protectors that are independent of other clothing and fasten around the leg
Type 2 knee protectors
foam plastic or other padding material in pockets on trouser legs, or permanently attached to trousers NOTE The position of Type 2 knee protectors on trousers may be fixed or adjustable.
Type 3 knee protectors
devices not attached to the body, but put into place as the user moves around. These may be for each knee or both knees together
Type 4 knee protectors
knee protectors for one or both knees, which are parts of devices with additional functions such as a frame to aid standing up, or a kneeling seat. The knee protectors may be worn on the body or be independent
level 0 knee protectors suitable only for use on flat floor surfaces and providing no protection against penetration.
level 1 knee protectors suitable for use on flat or non-flat floor surfaces and providing protection against penetration at a force of at least (100 ± 5) N.
level 2 knee protectors suitable for use on flat or non-flat floor surfaces in severe conditions and providing protection against penetration at a force of at least (250 ± 10) N."
Test info 测试内容:
|Knee protectors for work in the kneeling position|
|5.2.5 Penetration test|
|5.2.6 Force distribution|
|5.2.7 Peak transmitted force in impact|
|220.127.116.11 Restraint by straps|
|5.3 Water resistance|
|5.4.2 Compliance test of straps|
|EN 340 Innocuousness test|
|Color fastness to perspiration|
|Cr VI (for leather part)|
|Nickel (for metal part)|