1、 ENGINEERING STANDARDS Test Procedure SUPERCEDED EDS-T-4529 Test Procedure of Headrest Separation Strength This standard may be applied only for current projects. It is Superceded for all future projects and replaced by GMW14604. Headrest /;I$ 4G 98 88x 7 , F6* 72T8p) F$ . 1.1 +95 . Headrest Pad /;
2、-C Sleeve Locking I$ G88x +958p) F$ . 1.2 957 -88 . Headrest4 8=%P +& Seat7 957F$ . 2 4) E:4 / :0 : C-H +d%P 9I8 6# F 48 07 38%P E:48x 957F$ . 2.1 17 E:4 / . None 2.2 GM E:4 / . None 2.3 dA E:4 / . None 3 4G 88 3.1 4G 8/x . 3.1.1 Headrest * 4= M8 9IF 3L 8# Jig D# Seat Back Frame. 3.1.2 3LD 9I-L . 3.
3、1.3 F:E 84 8? . F:E8x 84F# 8?) 0.5 Kgf8!* ?U9I F 3L 866 F$ . 3.1.4 F:E84 Jig. E! 25 mm 8 Band* 17F$ . 3.2 4G D . 4E ASSY 1B8 Headrest* Sleeve -C Locking8?* E FF7 3P 81 4G F$ . GM KOREA ENGINEERING STANDARDS EDS-T-4529 Copyright 2011 General Motors Company All Rights Reserved September 2011 Page 2 of
4、 3 Version : 3 4 Procedures 4.1 Conditions. 4.1.1 Test Conditions. Deviations from the requirements of this standard shall have been agreed upon. Such requirements shall be specified on component drawings, test certificates, reports, etc. 4.2 Instructions. 4.2.1 Pad Separation Strength Test. 4.2.1.1
5、 Fix the headrest fixture jig onto the groove plate and install the headrest to the design standard position on the jig. 4.2.1.2 Install the loading device and then install the band to the headrest as shown in Figure 1. 4.2.1.3 The band shall be so installed that the headrest frame is not subject to
6、 loads at installing. 4.2.1.4 Apply a load of 80 Kgf at a speed of 100 mm/min in the direction parallel with the headrest rod. 4.2.1.5 After removing the load, check pad separation. 4.2.1.6 Conduct the above min. 3 times by changing samples. 4 4G 9) 9P9I / -PF%L6$ . Issue / P9I8)Y Publication Date / 38 88 Description (Organization) / 9PP9I76 (:04.2P ) 3 SEP 2011 Apply new Engineering Standard Template. Superceded (Interior Subsystem Validation Team) / 4 d3TE:4 64 957 . F9I957 =* (Interior.ED4D4 )
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