GB/T 22772-2008 English PDF

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GB/T 22772-2008: Mechanical clocks with pendulum
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 22772-2008	209	Add to Cart	3 days	Mechanical clocks with pendulum	Valid

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Basic data

Standard ID: GB/T 22772-2008 (GB/T22772-2008)
Description (Translated English): Mechanical clocks with pendulum
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: Y11
Classification of International Standard: 39.040.20
Word Count Estimation: 9,965
Date of Issue: 2008-12-30
Date of Implementation: 2009-09-01
Older Standard (superseded by this standard): QB/T 1536-2007
Quoted Standard: GB/T 2828.1; GB/T 2829; GB/T 2406
Regulation (derived from): National Standard Approval Announcement 2008 No.24 (Total No.137)
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the mechanical pendulum clock (hereinafter referred to as the " pendulum ") classification, requirements, test methods, inspection rules and signs, packaging, transport and storage. This standard is applicable to a variety of mechanical energy as the driving force pendulum. Pendulum movement also refer to use.

GB/T 22772-2008: Mechanical clocks with pendulum

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Mechanical clocks with pendulum ICS 39.040.20 Y11 National Standards of People's Republic of China Mechanical pendulum clock Posted 2008-12-30 2009-09-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard is developed in the original light industry standard QB/T 1536-2007 "mechanical pendulum clock" basis. The standard proposed by China National Light Industry Council. This standard by the National Standardization Technical Committee of the watch. This standard was drafted. Yantai Polaris Zhongxin Machinery Co., Ltd. Shandong Compas watches, clocks Institute of Light Industry. The main drafters of this standard. Yuhong transport, Dongchong Song, Sun Gang, according to Tian Ke, Kim Young-sook. Mechanical pendulum clock

1 Scope

This standard specifies the mechanical pendulum clock (hereinafter referred to as "pendulum") classification, requirements, test methods, inspection rules and signs, packaging, transportation, Storage. This standard applies to all kinds of mechanical energy as the driving force of the pendulum clock. Pendulum movement also refer to use.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 2828.1 Sampling procedures for inspection - Part 1. by acceptance quality limit (AQL) retrieval batch inspection sampling plan (GB/T 2828.1-2003, ISO 2859-1.1999, IDT) GB/T 2829 periodic inspection Sampling procedures and tables (suitable for process stability test) QB/T 2406 mechanical calendar clock mechanism Category 3 Pendulum according to the power source is divided into two types. --- Heavy hammer; --- Spring style. Wind-up can be divided into the following categories. a) Direct formula; b) are wheeled force.

4 Requirements

4.1 Reliability 4.1.1 pendulum movement with fixed bell housing should be reliable, no parts fall off phenomenon, and normal needle injection and on the bar (hammer). 4.1.2 pendulum clock in the upper bar (hammer) period specified in Table 1 should not stop and go, it has not stopped the pendulum clock timekeeping function reported phenomenon. Table 1 continued to go in days On the bar (hammer) cycle Continuation of the travel time Spring style Direct forces are wheeled formula Heavy Hammer 31 33 - - 1517--16 14--14-- 4.1.3 pendulum clock in real time during the continuation of walking down the error should not exceed ± 45min. ......

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