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YY/T 1012-2021 English PDF

US$279.00 · In stock
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YY/T 1012-2021: (Dentistry mobile phone connector coupling size)
Status: Valid

YY/T 1012: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
YY/T 1012-2021English279 Add to Cart 3 days [Need to translate] (Dentistry mobile phone connector coupling size) Valid YY/T 1012-2021
YY 1012-2004English199 Add to Cart 2 days [Need to translate] Dental hand pieces. Coupling dimensions Obsolete YY 1012-2004

PDF similar to YY/T 1012-2021


Standard similar to YY/T 1012-2021

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Basic data

Standard ID YY/T 1012-2021 (YY/T1012-2021)
Description (Translated English) (Dentistry mobile phone connector coupling size)
Sector / Industry Medical Device & Pharmaceutical Industry Standard (Recommended)
Classification of Chinese Standard C33
Word Count Estimation 13,10
Issuing agency(ies) State Drug Administration

YY/T 1012-2021: (Dentistry mobile phone connector coupling size)

---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.
(Dentistry mobile phone connector coupling size) ICS 11.060.20 C33 People's Republic of China Pharmaceutical Industry Standard Replacing YY 1012-2004 Dental Handpiece Connector Coupling Dimensions (ISO 3964.2016, MOD) Published on 2021-09-06 2024-05-01 Implementation Released by the State Drug Administration

foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces YY 1012-2004 "Dental Handpiece Coupling Dimensions", the main technical changes between this standard and YY 1012-2004 as follows. --- Modified the scope (see Chapter 1, Chapter 1 of the.2004 edition); --- Added normative references (see Chapter 2); --- Added terms and definitions (see Chapter 3); --- Added four types of "classification" (see Chapter 4); --- Added general requirements (see 5.1); ---Added coupling system types. with and without light transmission, with internal and external air-water (spray) transmission, and improved and added technology Drawings (see 5.2, Chapter 2 of the.2004 edition); --- Increased the requirements for coupling force (see 5.3). This standard uses the redrafting method to modify the use of ISO 3964.2016 "Dental handpiece coupling dimensions" (Dentistry- as follows. a) Regarding normative reference documents, this standard has made adjustments with technical differences to adapt to the technical conditions of our country and the circumstances of the adjustment. The situation is reflected in Chapter 2 "Normative References", and the specific adjustments are as follows. 1) ISO 2768-2 is replaced by GB/T 1184 which is equivalent to adopting international standards; 2) ISO 2768-1 is replaced by GB/T 1804 which is equivalent to adopting international standards; 3) ISO 1942 was replaced by GB/T 9937 which was modified to adopt international standards; 4) ISO 14457 is replaced by YY 1045 which is modified to adopt the international standard. b) Corrected the error in Figure 5 of the ISO standard, and changed "≥10.8, ≥7.8, ≤6.1" to "≤10.8, ≤7.8, ≥6.1"; c) Modified the test method of 7.1. This standard has modified some layout formats according to GB/T 1.1-2009. --- Delete the foreword of the International Standard. Please note that some content of this document may be patented. The issuing authority of this document assumes no responsibility for identifying these patents. This standard is proposed by the State Drug Administration. This standard is approved by the National Dental Materials and Equipment Standardization Technical Committee Dental Equipment and Equipment Sub-Technical Committee (SAC/TC99 SC1) focal point. This standard was drafted by. Guangdong Medical Device Quality Supervision and Inspection Institute, Sino Medical Device Group Co., Ltd., Foshan Model Fine Mi Oral Medical Equipment Co., Ltd., Foshan Shengtian Medical Equipment Co., Ltd. The main drafters of this standard. Li Shining, Zhao Jianing, Hu Xujun, Zhao Lijun, Huang Jiachi, Mao Xianhui. Releases of previous editions of the standard replaced by this standard. ---GB 5047-1985; ---YY 91012-1999, YY 1012-2004. Dental Handpiece Connector Coupling Dimensions

1 Scope

This standard specifies the nominal dimensions, tolerances and pull-out forces of the coupling system used between the handpiece and the motor. Transmits water, air, light and rotational energy. This standard applies to the coupling between the handpiece and the motor of the dental unit.

2 Normative references

The following documents are essential for the application of this document. For dated references, only the dated version applies to this article pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 1184 Shape and Position Tolerance No tolerance value (GB/T 1184-1996, ISO 2768-2.1989, eqv) GB/T 1804 General Tolerances Unmarked Tolerances for Linear and Angular Dimensions (GB/T 1804-2000, ISO 2768-1. 1989, eqv) GB/T 9937 Dental Terminology (GB/T 9937-2020, ISO 1942.2009, MOD) YY 1045 Dental handpieces and motors (YY 1045-2021, ISO 14457.2017, MOD)

3 Terms and Definitions

The terms and definitions defined in GB/T 9937 and YY 1045 and the following terms and definitions apply to this document. 3.1 Coupling dimension couplingdimension Dimensions of connections between air and electric motors and straight and curved handpieces used to connect and transmit handpiece systems. 3.2 Coupling systemcouplingsystem Combination of air and electric motors for connecting and transporting handpiece systems and connecting components between straight and curved handpieces.

4 categories

The coupling systems described in this standard are divided into the following types. a) Type 1.Coupling system for straight handpieces, contra-angle handpieces and motors, without internal spray transmission and light transmission; b) Type 2.coupling system for straight handpieces, contra-angle handpieces and motors, with internal spray transmission, without light transmission; c) Type 3.Coupling system for straight handpieces, contra-angle handpieces and motors, with internal spray transmission and light transmission; d) Type 4.Coupling system for straight handpieces, contra-angle handpieces and motors, without internal spray transmission, with optical transmission.

5 Requirements

5.1 General requirements The handpiece and motor coupling is a specific part of the handpiece and motor.

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