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|  DSH 448
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| Definitions
) t: N0 K. T, y5 A+ J) o9 W | 2.2.10
* a9 M8 D6 _, m; X" f | 60335-1(ed.2)
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O/ j) l! O% hStandard: IEC 60335-1:1976, 2nd Ed.
* F0 r6 ?) g. H/ x& s V) R5 OSub clause: 2.2.10* r, v' u( P# w- q8 b9 {" x
Sheet No. DSH-448, l+ G8 h' N* k
Subject: Definitions: e$ M, h; v; s! O* O6 I5 k0 @: H; C
Key words: - screws that require special tools8 f/ u4 T" T0 K+ m9 F7 c& k( ]9 h
Decision taken at the 40th CTL meeting 2003
% a9 ?6 q5 D4 W7 I4 B( _. N- c, |Question:
3 I; Y: U4 ^/ v# K$ W7 J& M- NWhat types of screws are considered as requiring a special tool?: h3 B# v$ J o5 ?2 {* X9 y F5 d! s
Rationale:
0 @+ h, [1 w- HIt is necessary to have some example of special head screws5 u: g+ l" f U) b# C/ W1 ?
Decision:& _# G, G: W+ d
The examples of screws shown in the figure are considered as having a head for which a
' {2 g" f, p' V4 N/ Sspecial purpose tool is needed.
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