绳索厚度

tassx

广东安规检测
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如图是日本的绳索厚度要求，只针对供小孩拉的玩具上的绳索的，比较专业,EN71的是否学习一下？

hewei

不能!
日本的要求如下;
4.2.2.4 用於18 個以下兒童用的玩具中的繩和彈性繩(參考7.11.12)
含有附件的繩子在承受25±2N 的拉力後長度不可過300mm.
1 [" I) p) u! f+ V$ Z, K( Z; j可形成圈的繩在承受25±2N 的拉力後其周長不可超過350mm.
定於搖籃、吊床的繩子,在用25 ±2N 的拉力拉伸時,不超過 750 mm 長度, 此條
件下之長度應不超過其自*由長度的40 %.
! R% Z+ I' ~, ~, s; E8 i繩子的厚度或直徑應該大於或等於1.5mm.
4.2.2.5 兒童拖拉玩具.
( J. b4 W8 e  x+ [7 t) d. i- I兒童拖拉玩具上的繩不可有滑動的結或形成滑動結的扣.並且用於3 歲以下兒童
; `5 B. Z8 ]: P" W( [. f" s4 n的拖拉繩的厚度不小於1.5mm.

hewei

there are difference for ST and EN
9 e' a' z  Q9 R$ E* J
pls kindly eggwalk!

书山有路勤为径

引用第1楼hewei于2009-10-12 15:34发表的  :
7 E! `! d2 q0 D% Z) Y, z不能!
" v5 b  S9 W1 L2 |" Y3 E: ?" C日本的要求如下;
* H) ?1 Z5 b- q2 i6 ~& _4.2.2.4 用於18 個以下兒童用的玩具中的繩和彈性繩(參考7.11.12)
5 r0 |" v: a. y& c( V, }含有附件的繩子在承受25±2N 的拉力後長度不可過300mm.
可形成圈的繩在承受25±2N 的拉力後其周長不可超過350mm.
% D& [6 B$ K( _- H. |.......

EN71的相关要求是怎样的呢？

hewei

as below for EN request
4 m1 }: G  ?  P2 Z
5.4 Cords on toys (see A.29)
Cords shall conform to the following requirements:
7 A* F5 k8 |: K$ H. [& i  B4 Wa) Cords shall have a thickness (smallest dimension) of 1,5 mm or more when tested according to 8.20
$ ?2 v, H! Z/ m(cord thickness). This does not apply to ribbons.
BS EN 71-1:2005+A8:2009
Licensed copy: Vocational Trading Council, Vocational Training Council, Version correct as of 14/05/2009 08:01, (c)
b) The free length of cords (e.g. on pull-along toys) which include attachments that can form nooses shall
either:
not exceed 220 mm when stretched by a force of (25 ± 2) N; or
when subjected to a force of (25 ± 2) N, separate into parts not exceeding 220 mm when stretched
5 T% R' v" }. Q) A3 u* p% {+ s% o% oby a force of (25 ± 2) N. It shall be possible to join the parts together after they have been separated
without altering the characteristics of the joints (see Figure 10).
! X2 K, f( @0 tThe free length of the cord shall be measured from the fixing point to the end of the cord or to the fixing
* i) a. b: h: ?point on the other part of the toy. If the fixing point has the same shape or form as the cord, this part shall
be measured as a part of the entire cord (see Figure 11).
! s' y( i0 ~* m0 x: Cc) The perimeter of any nooses on cords shall not exceed 380 mm when stretched by a force of (25 ± 2) N.
+ [: W  U* Q1 z; q% [d) Toys with self-retracting cords shall have a mechanism recoil force less than 10 N.
( X, Q# b/ L8 N$ e5 ee) Cords intended to be fixed across cradles, cots, perambulators etc., shall not exceed 750 mm when
5 g& {, y1 U- qstretched by a force of (25 ± 2) N, and their length under these conditions shall be not more than 40 %longer than their relaxed length.

tassx

我是说“粗度”，

hewei

引用第5楼tassx于2009-10-12 16:06发表的  :
我是说“粗度”，

绳子有厚度的叫法，
没听说过粗度
2 h  g5 W" M7 z1 f3 `) O3 i如果是这样那就PASS

tassx

引用第6楼hewei于2009-10-12 16:08发表的  :
1 t' K* N5 P% p5 V绳子有厚度的叫法，
/ x* l/ x: S  E8 ?0 e/ G没听说过粗度
如果是这样那就PASS

不好意思啊，我看错了.　by the way,你的st2002中文打印版是哪里弄来的啊?市面上看不到非扫描版…