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有个专门的决议说这个问题:
( v" o0 u. B) G$ i" g& | aCOLLECTION OF OSM/HA DECISIONS
7 w& p- q3 g4 J/ Y; o p7 s& lStandard:( c1 K1 ~$ t. F* | Z
EN 60335-1/1988* {, n* k! G4 L; A1 l( U
Sub clause: 2.2.10 Sheet n. OSM/HA 01! w" A* _6 y6 G4 x {. J$ E
Page 1(1)
" p p% {9 L2 |Subject: Definitions Key words:
, ?+ f, ?8 F( ]! h- N4 f4 k3 l0 L& [* `-special purpose tools Decision taken at the" R4 U# `3 v8 V( T9 J6 y$ K
8th meeting 19945 L0 a3 X' }# t$ |! x* s
Question: What is a special purpose tool?6 C$ b# X+ E1 z3 ?# l* {+ f
Decision: The examples of screws shown in the figure are considered as having a head
2 f; o% Y$ y0 v$ efor which a special purpose tool is needed.
- x( d) Z$ t$ @$ D2 d( K. Z( I$ AExplanatory notes:
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0 g3 n+ Y; O. B6 g" i8 u; \2 Z# q1 Y) a6 I3 g* B
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