1107745

BS 978-2:1952

Specification for fine pitch gears-Cycloidal type gears

standard by BSI Group , 01/24/1952

📝 Amendments Available

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About This Item

 

Full Description

Forms and proportions of spur gears for instruments and clockwork mechanisms from 0.070 modules to 1.000 module. Provisions for contrate gears, derivation of cycloidal gears (where the wheel drives the pinions), tolerances.

Cross References:
BS 978:Part 1
BS 2519
Addendum No. 1 to BS 978:Part 2:1952
 

Product Details

Published:
01/24/1952
ISBN(s):
0580340848
Number of Pages:
12
File Size:
1 file , 800 KB
Product Code(s):
68962, 68962, 00068962
Note:
This product is unavailable in Ukraine, Russia, Belarus
 

Amendments, rulings, supplements, and errata

  1. BS 978-2:ADDENDUM NO. 1:1959


    Gears for instruments and clockwork mechanisms. Cycloidal type gears.-Double circular arc type gears