ISO 1112:2009 PDF
Horology — Functional and non-functional jewels
Horology — Functional and non-functional jewels
- Статус документа:
- Действующий
- Формат:
- Электронный (PDF)
- Количество страниц:
- 4
- Дата публикации:
- 23 января 2009 г.
- Издание:
- ISO IS 1112 edition 3 version 1
- ICS:
- 01.040.39
ISO 1112:2009 specifies the technical definitions of functional and non-functional horological movement jewels. It describes the different types of jewels used, and how this is to be marked on a timekeeping instrument or used in advertising.
Abstract
Overview
ISO 1112:2009 - Horology - Functional and non-functional jewels defines the technical definitions and classification of jewels used in horological movements. The standard specifies what constitutes a versus a , describes the different types and shapes of jewels (bearing holes, cup bearings, surface bearings, jewelled units) and prescribes how the number of functional jewels should be represented on timekeeping instruments and in advertising. ISO 1112:2009 supports consistent product descriptions, fair marketing and reliable quality indicators for watches and clocks.
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