E26燈頭止規7006-29L-4

E26燈頭止規  (7006-29L-4)使用方法說明  --(中英文)

目的：用來檢測E26燈頭的***小外直徑（直徑d）。

使用方法：
a) 量規放置在燈頭上，螺紋相對并且保持垂直，燈頭的中心觸點不應該超過X面。

b) 測試過程中，不施加任何力，僅用量規自身重量測試。 

”NOT GO” gauge for caps --- E26,E26/50X39,E26/51X39 & E26d

Purpose: To check the minimum outside (major) diameter of the screw thread, dimension d, of E26,E26/50X39,E26/51X39 or E26d caps on finished lamps.

Testing : When the gauge is placed over the thread of the cap on a finished lamp, held cap uppermost , the central contact shall not project beyond suface X.

Only the weight of the guage itself shall be used in the test.