QB/T 1538-1992 Rules for compiling product codes for timekeeping instruments - Code representation method for watches, clocks and timers
Some standard content:
Light Industry Industry Standard of the People's Republic of China
Regulations for the Writing of Timing Instrument Product Codes
Methods for the Expression of Codes for Watches, Clocks and Timers
1 Subject Content and Scope of Application
This standard specifies the regulations for the writing and expression of codes for watches, clocks and timers. QB/T 1538—1992
This standard is applicable to the expression of product codes in technical documents and on packaging of watches, clocks and timers for general purposes. 2 Reference Standards
GB/T4040 Series of Diameter Dimensions of Round Watch Cases 3 Regulations for the Writing of Product Codes
3.1 Composition of Product Codes
The product code consists of the enterprise code and the product model, and the product model consists of the basic product model and the product identification number. There is a space between the enterprise code and the product model, and there is no space between the codes that make up the product model. 3.2 Numbers and letters in the code
Numbers in the code shall be in traditional Arabic numerals, and letters shall be in uppercase traditional Latin letters. 3.3 Enterprise code
The enterprise code consists of two letters, see A1 in Appendix A (reference). 3.4 Basic product model
The basic product model consists of letters or letters and numbers, among which the letters IO and X shall not be used. For specific provisions, see Articles 4.1.2, 4.2.2, and 4.3.2.
3.5 Product differentiation code
The product differentiation code indicates different structures of the same basic product model, expressed in numbers, and the differentiation code is "1\, 1\ is omitted. 4 Code representation method for watches, clocks, and timers
4.1 Code representation method for watches
4.7.1 Form
Enterprise code
Product model
Basic product model
Additional functions
Product distinguishing code
4.1.2 The basic product model consists of three parts: category, specification and additional functions. Approved by the Ministry of Light Industry of the People's Republic of China on July 6, 1992xxx
Implementation on March 1, 1993
Categories are represented by one digit, see Table 1.
Mechanical hand (broken) watch
Mechanical stopwatch
Analog quartz hand (pocket) Watch
Analog quartz stopwatch
Digital quartz hand (pocket) watch
Digital quartz stopwatch
Analog, digital dual display quartz hand (pocket) watch 4.1.2.2 Specifications are expressed by a letter, see Table 2. Shape characteristics of watch movement
Assembly diameter of circular watch movement
Short diameter and long diameter of non-circular watch movement
(Assembly diameter)
QB/T1538-1992
Specification, mm
13.00×15,15(5 inches
15. 30×17. 80( 6×8
Note: The specifications in Table 2 include all round specifications of GB/T4040 and add a $20.00 level. 4.1.2.3 Additional functions are represented by one or more letters alone or in combination, see Table 3 and Table 4. Table 3 is applicable to watches and pocket watches. Table 4 is applicable to stopwatches. The combination sequence is from top to bottom according to the sequence number in the table. 50
YYKAONTK
4.1.3 Code example
Stop second (only for mechanical watches)
Automatic (only for mechanical watches)
Weekly calendar, calendar (dual calendar)
Monthly calendar, weekly calendar, calendar
Annual calendar, monthly calendar, calendar
Annual calendar, monthly calendar, weekly calendar, calendar
Quick dial (only quick dial calendar)
Quick dial (quick dial dual calendar)
Timer alarm
Calculator, timer Time alarm
Calculator, store numbers
QB/T1538—1992
Additional functions
Additional functions
Measure multiple time periods (only applicable to mechanical stopwatches)Continuous time
Memory segment timing
Memory segment timing, countdown timing, cycle countdown timing and record the number of cyclesPause timing, alarm
Monthly calendar, weekly calendar, calendar, hours, minutes, secondsAlmanac, monthly calendar, calendar, hours, minutes, secondsAlmanac, monthly calendar, weekly calendar, calendar, hours, minutes, secondsThe watch produced by a certain factory has a specification of 25.60mm, and the product identification number is "1\. The mechanical watch has the code: X×2H
The watch produced by a certain factory has a specification of $28.00mm, with a dual calendar and only a fast-dial calendar, and the product identification number is "2\. The mechanical watch has the code:
X ×2KSK2
A factory produces a pointer-type quartz watch with a specification of 15.30mm×17.80mm, a calendar (without quick dial), and a product identification number of *1\. Its code is:
A factory produces a mechanical stopwatch with a specification of 45.00mm, a dual-time measurement, and a product identification number of "1\. Its code is: X×3Pw
A factory produces a digital quartz stopwatch with a specification of 40.00mm, a memory segment timing and a monthly calendar, weekly calendar, calendar, hour, minute, and second, and a product identification number of "1". Its code is: 7NDT
4.2 Clock code representation method
4.2.1 Form
Enterprise code
Product model
QB/T 1538—1992
Basic product model
Product identification code
Specifications or structural features
Additional functions
4.2.2 Basic product model consists of three parts: category, specification or structural features, and additional functions. 4.2.2.1 Category is represented by single-digit letters, see Table 5. Table 5
Mechanical pendulum clock (spring-type, heavy hammer type)
Mechanical wide clock
Pendulum-type mechanical table clock
Analog quartz clock
LCD display clock
LED display clock
Analog, digital dual display quartz clock
Flip clock
Transistor clock
4.2.2.2 Specifications or structural features are represented by single-digit letters. Table 6 is applicable to mechanical pendulum clocks, Table 7 is applicable to mechanical alarm clocks and balance wheel mechanical table clocks, Table 8 is applicable to pointer quartz clocks, Table 9 is applicable to LCD display clocks, LED display clocks and pointer and digital dual display quartz clocks, and Table 10 is applicable to flip-up clocks. The code for this item is omitted for transistor clocks. Table 6
Type of vertical mechanism
Fork-wall type
Fork-wall type
Pin type
Pin type
Frequency, Hz
Spring type
Double springs
Single spring
Double springs
Single spring
YKNKAa
Second hand torque MoμN·m
M. <60
60≤M<120
120M180
180≤M250
M≥250
Display area height H, mm
10≤H<18
18H<28
H≥40
Structural features
Quartz color
AC synchronous motor
QB/T1538-1992
4.2.2.3 Additional functions are indicated by one or more letters alone or in combination, and the order of combination is from top to bottom according to the serial number in Table 11. The code for mechanical pendulum clocks without timekeeping function is "V", which is used immediately after the specifications or structural features. Table 11
Weekly calendar, calendar (double calendar)
Light-controlled, program-controlled music time announcement
Additional functions
Time announcement, quarter announcement (not applicable to mechanical pendulum clocks) combination width
Mechanical alarm (not applicable to mechanical alarm clocks)
Electronic alarm
Electronic bell alarm
Clock-controlled radio
Measuring period
Multiple time zone indication
Decorative pendulum
Decorative movable mechanism
4.2.3 Code example
QB/T1538-1992
A mechanical pendulum clock with a pendulum length of 306 mm, a calendar and a product identification number of "1" produced by a certain factory has a code name of: xx
A mechanical alarm clock with a pin-type double spring and a product identification number of 1\ produced by a certain factory has a code name of: XX NC
A pointer-type quartz clock with a second hand torque of 120μN·m, equipped with annual calendar, monthly calendar, weekly calendar, calendar, program control and decorative pendulum, with the product identification number "5", is code-named:
QCMCG5
A transistor clock with a clock radio, with the product identification number "1", is code-named: XXJZ
A mechanical pendulum clock with a pendulum length of 140mm, without timekeeping function, with the product identification number "2", is code-named: XX
4.3 Timer code representation method
4.3.1 Form
Enterprise code
Product model
Basic product model
Product identification code
Timing range
Structural features
4.3.2 The basic product model consists of three parts: category, timing range, and structural features. XX
4.3.2.1 The category is represented by two letters, the former represents the purpose of the timer, and the latter represents the structural form of the timer, see Table 12. Table 12
Electric fan
Washing machine
Electric oven
Electric oven
Socket type multi-purpose
Refrigerator defrosting
Air conditioner
Microwave oven
Gas stove alarm
Portable alarm
Desktop alarm
Control gas source
Control liquid source
Structural form
Spring type with no inherent periodic vibration Oscillation system Clockwork type Oscillation system with inherent period
Electric motor single shaft
Electric motor double shaft
Electronic mechanical type
Contact electronic type
Contactless electronic type
Program control
4.3.2.2 When the timing range of the timer is 1~~180min, it is expressed in 1~~3 digits. When it is greater than 180min, it is expressed in hours, and "H" should be added after the number. When it is less than 1min, it is expressed in seconds, and "\S" should be added after the number. There is no 54
QB/T for the timer of fully automatic and semi-automatic washing machines 1538—1992
If the timing range is clear, it is indicated by a code, and the code is shown in Table 13. Table 13
For fully automatic washing machines
For semi-automatic washing machines
4.3.2.3 Structural features are generally indicated by a single letter. When a single letter is not clear, an additional letter is added to indicate the combination, see Table 14.
With contact, single main control wheel, single pit (single boss) single main control wheel. Single pit, single blade Double throw
Contact, single cam, more than one boss double cam
Two or more cams
4.3.3 Code example
Single sound signal
Bell signal
Electronic signal
A factory produces a spring-type timer for electric fans with a non-inherent periodic oscillation system, a timing range of 60 minutes, with contacts, a single main control wheel, a single pit, and a product identification number of "1\". Its code is: XX FA60A
A clockwork-type washing machine produced by a certain factory has a non-inherent periodic oscillation system, a timing range of 15 minutes, double cams (for washing, double washing), and a product identification number of \2\. Its code name is: XX
WA15D2
A socket-type multi-purpose electric motor produced by a certain factory has a single shaft extension, a timing range of 24 hours, a single contact, a single main control wheel, a single boss, and an electronic signal. The timer with the product identification number of \1\ is code-named: XX DC24HAD
A washing machine electric motor produced by a certain factory has a double shaft extension, a program-controlled fully automatic type, six control cams, electronic signaling, and a product identification number of \2". Its code name is:
WDWWED2
QB/T 1538-1992
Appendix A
Supplementary instructions for writing and using product codes (reference)
A1 The enterprise codes of each enterprise shall be coordinated by the National Clock and Watch Standardization Center and shall be given in another document. A2 Before the release of this standard, the specifications of non-standard series circular watch machines in the watch code can be selected according to the codes in Table 2 that are close to the specifications. A3 When writing the basic model of the product, if the codes of the various parts are not specified in this standard, you can apply to the National Clock and Watch Standardization Center for assignment.
A4 When using product codes in product drawings and process documents within the enterprise , the enterprise code can be omitted. A5 The product code can be pressed on the product as a product mark. If necessary, the enterprise code can be placed on the top. A6 The enterprise can add a dash after the product code as needed. The dash is allowed to be followed by a style code or product number. For the method of expressing the style code of the clock, please refer to Appendix B (reference part). Appendix B
Method of expressing the style code of the clock
(reference part)
The style code of the clock can be composed of a 1-digit letter (style name code) and a digital sequence number. The format is as follows: B1
The style name and code of the clock are shown in Table B1.
Style name
Back bell wide clock
Dual-age alarm clock
Dark bell wide clock
Wall clock
Floor clock
B1.2 Code example
XXXXXX
Style code
A mechanical alarm clock with a pin-type double spring and product identification number of "1\, which is the sixth type of back bell, is produced by a certain factory. Its code is: X× NC-A6
A mechanical pendulum clock with a pendulum length of 140mm, a weekly calendar and a calendar, and product identification number of "1\, which is the first type of wall clock, is produced by a certain factory. Its code is:
X× BAS-D1
B2 The style code of the clock can also be expressed according to the product number compiled by each factory. 56
Additional instructions:
This standard is proposed by the Quality Standards Department of the Ministry of Light Industry. This standard is under the jurisdiction of the National Clock and Watch Standardization Center. QB/T1538—1992
This standard was initiated by Shanghai Watch Factory, Shanghai Clock Factory, Guangzhou Clock Factory, Shanghai Watch Factory No. 5, and the Clock and Watch Industry Scientific Research Institute of the Ministry of Light Industry. The main drafters of this standard are Zhu Keyuan, Cui Cuncheng, Tan Chongbin, Sang Maoxing, Ma Kuilin, Xiao Zhaoquan, Zhang Ping, and Qian Keling. 573 Code example
Single sound signal
Bell signal
Electronic signal
A factory produces a clockwork type timer for electric fans with a non-inherent periodic oscillation system, a timing range of 60 minutes, with contacts, a single main control wheel, a single pit, and a product identification number of "1\. Its code is: XX FA60A
A factory produces a clockwork type timer for washing machines with a non-inherent periodic oscillation system, a timing range of 15 minutes, double cams (for washing, double washing), and a product identification number of \2\. Its code is: XX
WA15D2
A factory produces a socket-type multi-purpose electric motor with a single shaft extension, a timing range of 24 hours, a single contact, a single main control wheel, a single boss, an electronic signal, and a product identification number of \1\. Its code is: XX DC24HAD
A factory produces a washing machine with an electric motor with double shaft extension, program-controlled fully automatic type, six control cams, electronic signaling, and a product identification number of \2" timer. Its code is:
WDWWED2
QB/T 1538-1992
Appendix A
Supplementary instructions for the preparation and use of product codes (reference)
A1 The enterprise codes of each enterprise shall be coordinated by the National Clock and Watch Standardization Center and shall be given in another document. A2 Before the release of this standard, the specifications of non-standard series circular table machines in the table code can be selected according to the codes in Table 2 that are close to the specifications. A3 When writing the basic model of the product, if the codes of each part are not specified in this standard, you can apply to the National Clock and Watch Standardization Center for a given code.
A4 When the product code is used in the product drawings and process documents within the enterprise, the enterprise code can be omitted. A5 The product code can be pressed on the product as a product mark. If necessary, the company code can be placed on the top. A6 The company can add a dash after the product code as needed. The dash can be followed by a style code or product number. For the method of expressing the style code of the clock, please refer to Appendix B (reference). Appendix B
Method of expressing the style code of the clock
(reference)
The style code of the clock can be composed of a 1-digit letter (style name code) and a digital sequence number. The format is as follows: B1
The style name and code of the clock are shown in Table B1.
Style name
Back bell wide clock
Dual-age alarm clock
Dark bell wide clockbzxz.net
Wall clock
Floor clock
B1.2 Code example
XXXXXX
Style code
A mechanical alarm clock with a pin-type double spring and a product identification number of "1\, which is the sixth type of back bell, is produced by a certain factory. Its code is: X× NC-A6
A mechanical pendulum clock with a pendulum length of 140mm, a weekly calendar and a calendar, and a product identification number of "1\, which is the first type of wall clock, is produced by a certain factory. Its code is:
X× BAS-D1
B2 The style code of the clock can also be expressed according to the product number compiled by each factory. 56
Additional instructions:
This standard is proposed by the Quality Standards Department of the Ministry of Light Industry. This standard is under the jurisdiction of the National Clock and Watch Standardization Center. QB/T1538—1992
This standard was initiated by Shanghai Watch Factory, Shanghai Clock Factory, Guangzhou Clock Factory, Shanghai Watch Factory No. 5, and the Clock and Watch Industry Scientific Research Institute of the Ministry of Light Industry. The main drafters of this standard are Zhu Keyuan, Cui Cuncheng, Tan Chongbin, Sang Maoxing, Ma Kuilin, Xiao Zhaoquan, Zhang Ping, and Qian Keling. 573 Code example
Single sound signal
Bell signal
Electronic signal
A factory produces a clockwork type timer for electric fans with a non-inherent periodic oscillation system, a timing range of 60 minutes, with contacts, a single main control wheel, a single pit, and a product identification number of "1\. Its code is: XX FA60A
A factory produces a clockwork type timer for washing machines with a non-inherent periodic oscillation system, a timing range of 15 minutes, double cams (for washing, double washing), and a product identification number of \2\. Its code is: XX
WA15D2
A factory produces a socket-type multi-purpose electric motor with a single shaft extension, a timing range of 24 hours, a single contact, a single main control wheel, a single boss, an electronic signal, and a product identification number of \1\. Its code is: XX DC24HAD
A factory produces an electric motor for washing machines with double shaft extensions, program-controlled fully automatic type, six control cams, electronic signaling, and a timer with a product identification number of \2". Its code is:
WDWWED2
QB/T 1538-1992
Appendix A
Supplementary instructions for the preparation and use of product codes (reference)
A1 The enterprise codes of each enterprise shall be coordinated by the National Clock and Watch Standardization Center and shall be given in another document. A2 Before the release of this standard, the specifications of non-standard series circular table machines in the table code can be selected according to the codes in Table 2 that are close to the specifications. A3 When writing the basic model of the product, if the codes of each part are not specified in this standard, you can apply to the National Clock and Watch Standardization Center for a given code.
A4 When the product code is used in the product drawings and process documents within the enterprise, the enterprise code can be omitted. A5 The product code can be pressed on the product as a product mark. If necessary, the company code can be placed on the top. A6 The company can add a dash after the product code as needed. The dash can be followed by a style code or product number. For the method of expressing the style code of the clock, please refer to Appendix B (reference). Appendix B
Method of expressing the style code of the clock
(reference)
The style code of the clock can be composed of a 1-digit letter (style name code) and a digital sequence number. The format is as follows: B1
The style name and code of the clock are shown in Table B1.
Style name
Back bell wide clock
Dual-age alarm clock
Dark bell wide clock
Wall clock
Floor clock
B1.2 Code example
XXXXXX
Style code
A mechanical alarm clock with a pin-type double spring and a product identification number of "1\, which is the sixth type of back bell, is produced by a certain factory. Its code is: X× NC-A6
A mechanical pendulum clock with a pendulum length of 140mm, a weekly calendar and a calendar, and a product identification number of "1\, which is the first type of wall clock, is produced by a certain factory. Its code is:
X× BAS-D1
B2 The style code of the clock can also be expressed according to the product number compiled by each factory. 56
Additional instructions:
This standard is proposed by the Quality Standards Department of the Ministry of Light Industry. This standard is under the jurisdiction of the National Clock and Watch Standardization Center. QB/T1538—1992
This standard was initiated by Shanghai Watch Factory, Shanghai Clock Factory, Guangzhou Clock Factory, Shanghai Watch Factory No. 5, and the Clock and Watch Industry Scientific Research Institute of the Ministry of Light Industry. The main drafters of this standard are Zhu Keyuan, Cui Cuncheng, Tan Chongbin, Sang Maoxing, Ma Kuilin, Xiao Zhaoquan, Zhang Ping, and Qian Keling. 57
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