E40螺紋燈頭通規(guī)

E40通規(guī)7006-27-7  檢測方法

目的：檢驗成品燈上E40燈頭螺紋最大尺寸和尺寸T1最小值。

檢測方法：當(dāng)成品燈上的燈頭完全旋入量規(guī)內(nèi)時，燈頭中心觸點應(yīng)與X面共面或凸出X面。

“GO” GAUGE FOR CAPS ON FINISHED LAMPS-E40

Purpose : To check the maximum dimensions of the screw thread and dimension T1 minimum of E40 caps on finished lamps.

Testing :When the cap on a finished lamp has been screwed into the gauge as far as it will go，the centre contact shall be co-planar with ， or project beyond ， surface X .