ISO/R 143:1960

Title missing - Legacy paper document

ISO/R 143:1960

Name:ISO/R 143:1960   Standard name:Title missing - Legacy paper document
Standard number:ISO/R 143:1960   language:English language
Release Date:31-Dec-1959   technical committee:ISO/TMBG - Technical Management Board - groups
Drafting committee:ISO/TMBG - Technical Management Board - groups   ICS number:
Ref. No.: ISO/R143 - 1960 (E)
UDC 677.052
IS0
FOR STA N DA RD I Z AT1 O N
I N T ERN AT1 O NA L O RG A N I Z AT I O N
IS0 RECOMMENDATION
R 143
WEFT PIRNS FOR AUTOMATIC LOOMS
1st EDITION
January 1960
COPYRIGHT RESERVED
The copyright of IS0 Recommendations and IS0 Standards
belongs to IS0 Member Bodies. Reproduction of these
documents, in any country, may be authorized therefore only
by the national standards organization of that country, being
a member of ISO.
For each individual country the only valid standard is the national standard of that country.
Printed in Switzerland
Also issued in French and Russian. Copies to be obtained through the national standards organizations.

---------------------- Page: 1 ----------------------
'I
ISO/R 143 - 1960 (E)
IS0 Recommendation R 143 January 1960
WEFT PIRNS FOR AUTOMATIC LOOMS
e
a
ENDS OF RING
* Minimum external diameter of tip:
Metric System: 10 mm (0.394 in)
Inch System : 0.433 in (1 1 mm)
-2-

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ISO/R 143 - 1960 (E)
I
Dimensions Millimetres Inches
25 min. 0.984 min.
a
4.20 O. 165
b
C 9.40 f 0.25 0.370 f 0.010
0.102 to 0.110
2.60 to 2.80
e 9
O to 0.5 O to 0.02
f 3
1 min. 0.039 min.
g
4 max. O. 157 max.
r 2.25 min. 0.088 min.
Overall length
Diameter over rings
Maximum I
Numbei
external diameter
Rings 1 and 3
of rings
of butt at the end
of 3-ringed pirns
per pin
of shielded pirns
Rings 1 and 4
Metric System Inch System
of &ringed pirns
21 .O 0.827 172 6.772
24.20 to 24.95 ' 0.954 to 0.983
6.15 171.450
3 ~- ~~
7.375 187.325
172 or 190 6.772 or 7.480
27.00 to27.68 1.063 to 1.090 23.4 0.922
or ~ -~
8.0 203.200
7.874 or 8.661
30.10to 30.85 1.185 to 1.215 26.2 1.031 200 or 220
8.75 222.250
4
8.661 or 9.449 10.0 254.000
33.53 to34.20 1.320to 1.346 30.2 1.188 220 or 240
-
Dimensions relating to bores of pirns and feeler-contact dimensions are not st
...

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