1、GM DAEWOO Auto & Technology EDS Engineering, GM DAEWOO Auto & Technology Standards THE TEST PROCEDURE OF HEADREST DETACHMENT FORCE Do Not Use on New Programs. Being Replaced by GMW14604 EDS-T-4531 ISSUED DATE: 1998. 05. 30 REVISED DATE: 2008. 10. 15 VERSION: 3 (Superceded) EDS-T-4531THE TEST PROCEDU
2、RE OF HEADREST DETACHMENT FORCE PAGE: 1/2 ISSUED DATE: 1998. 05. 30 REVISED DATE: 2008. 10. 15 VERSION: 3 GM DAEWOO Auto & Technology Note: This standard may be applied only for current project (incl. T255 Program). It is Superceded for all future projects and replaced by GMW14604. 1. PURPOSE This s
3、tandard aims at determining the detachment force with which the sleeve is separated from the headrest. 2. SCOPE This standard applies to all seats with a headrest. 3. TEST SAMPLES At least 3 new headrest assemblies, including the sleeve, shall be tested. 4. TEST EQUIPMENT AND JIG 4.1. Jig with which
4、 to fix the seat in the vehicle condition 4.2. Groove plate 4.3. Loading device It shall be capable of loading and measuring with accuracy not exceeding 0.5Kgf. 4.4. Loading jig 25mm wide band 5. TEST METHOD AND SPECIFICATIONS 5.1. Pad separation strength test 5.1.1. Fix the seat fixture jig onto th
5、e groove plate and install the seat onto the jig. 5.1.2. Fix the seat back to the design standard point (2528when it is not specified). 5.2. Test procedure 5.2.1. After fixing the band to the headrest frame, install the headrest to lower end. 5.2.2. After removing the locking device from the sleeve,
6、 detach the headrest upwards in the direction parallel with the headrest rod as shown in Fig 1 and measure the force. EDS-T-4531THE TEST PROCEDURE OF HEADREST DETACHMENT FORCE PAGE: 2/2 ISSUED DATE: 1998. 05. 30 REVISED DATE: 2008. 10. 15 VERSION: 3 GM DAEWOO Auto & Technology Figure 1 5.3. Evaluation Headrest detachment force shall not exceed 15Kgf.
