GB/T 35369-2017 in English
VALIDPassenger detection device for vehicle seat belt reminder
- Issued on:2017-12-29
- Implemented on:2018-07-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$136.00
| Standard No: | GB/T 35369-2017 |
| Document status: | VALID |
| Title in English: | Passenger detection device for vehicle seat belt reminder |
| Title in Chinese: | 汽车安全带提醒用乘员探测装置 |
| Language: | English |
| File Format: | Electronic (PDF) |
| Delivery: | Via email within 1~3 business days |
| Issued on: | 2017-12-29 |
| Implemented on: | 2018-07-01 |
| ICS Classification: | 43.040.60-Bodies and body components |
| Chinese Classification: | T26-Vehicle body (cab) and accessories |
| Professional Classification: | GB-National Standard |
| Related Keywords: | passenger detection device
seat durability test occupant detection devices detection device needs vehicle seat |
| Related Topics: | remind
seat belt detection equipment reminder photon detection device GBT35369 GB/T 35369-2017 Car Seat Belt Products Diesel gas detector installation height Car seat belt test dummy industry |
《GB/T 35369-2017汽车安全带提醒用乘员探测装置》由TC114(全国汽车标准化技术委员会)归口,TC114SC18(全国汽车标准化技术委员会车身分会)执行,主管部门为工业和信息化部。
Introduction
GB/T 35369—2017: Professional interpretation of occupant detection devices for automobile seat belt reminders
I. Overview of the standard
GB/T 35369—2017 is a national standard of the People's Republic of China, which specifies the terms and definitions, requirements, test methods and inspection rules for occupant detection devices installed in automobile seats. This standard is mainly applicable to detection devices in the front passenger seats of M1-class automobiles, and provides a technical basis for ensuring the effectiveness of automobile seat belt reminder systems.
II. Interpretation of core content
1. Scope and applicability
The standard is applicable to detection devices in the front passenger seats of M1-class automobiles, and other seats and vehicle types can be used as a reference. Its main function is to trigger the seat belt reminder system by detecting the seat occupancy status.
2. Explanation of Key Terms
| Terms | Definition |
|---|---|
| Occupant detection device | A device consisting of a detection unit and a connecting harness, used to detect seat occupancy. |
| Minimum detection range | Based on the triangular area enclosed by the H point shifted 50mm forward and 20mm left/right (see Figure 1). |
| Non-detection | The function of the device to display the vacant status when the seat is not occupied. |
III. Technical Requirements and Test Methods
1. Functional Requirements
The detection device needs to accurately identify the seat occupancy status under different temperature conditions. Through the Hybrid III 5th percentile female dummy or real person test, ensure that the detection range covers the minimum area (see Figure 1).
2. Environmental adaptability test
- Temperature and humidity alternating test: Conducted in accordance with GB/T2423.4, involving 24-hour cycles, including high temperature and high humidity and low temperature and high humidity stages.
- Cold and hot alternating adaptability: Including 30 cycle tests from -50°C to 100°C in a temperature chamber (see Figure 4).
- Thermal shock adaptability: Involving 250 rapid cycles between -40°C and 85°C (see Figure 5).
3. Durability reliability test
Including simulated kneeling durability test and human entering and exiting seat durability test, using a hemispherical head and a fake hip specimen to apply 750N of pressure respectively to ensure the stability of the device under extreme conditions.
IV. Standard Comparison and Framework Analysis
| Dimension | GB/T 35369—2017 | SAE J826 | ECE R14 |
|---|---|---|---|
| Scope of Application | M1 Front Seats | Vehicle Seat Compartment Definition | European Vehicle Safety Standards |
| Test Methods | Temperature and Humidity Alternation, Hot and Cold Cycles | Seat Configuration Test | Crash Simulation Test |
| Environmental Requirements | GB 8410 Flame Retardancy Requirements | No Specific Requirements | ECE R14 Combustion Performance Standard |
V. Implementation Suggestions
1. Manufacturers
Design and produce equipment in strict accordance with standard requirements to ensure that the test equipment meets the requirements of GB/T2423.4 and GB8410.
2. Testing agencies
Establish standardized laboratories, equipped with professional equipment such as temperature and humidity alternating chambers and hot and cold cycle chambers to ensure that the test conditions meet the standard requirements.

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