E40灯头止规7006-28D-1使用方法说明

E40灯头止规7006-28D-1使用方法说明

目       的：检验成品灯上E40灯头螺纹最小外径(尺寸d)。

使用方法：a)  把量规套在成品灯（灯头向上）的灯头螺纹上时，灯头中心触点不应凸出X面。

b)检验仅利用量规自身重量进行。

 "NOT GO" GAUGE FOR CAPS ON FINISHED LAMPS

Purpose : To check the minimum outside (major) diameter of the screw thread , dimension d,of E40 caps on finished lamps.

Testing : When the gauge is placed over the thread of the cap on a finished lamp,held cap uppermost,
the centre contact shall not project beyond surface X.
Only the weight of the gauge itself shall be used in the test .