E26燈頭通規(guī)

E26/50X39,E26/51X39,E26d,E26燈頭通規(guī)使用方法說明  (7006-27D-3)

目的：用來檢測燈頭螺紋的zui大尺寸和燈頭長度的zui小尺寸。

使用方法：
a) 將燈頭擰進E26燈頭通規(guī)，能順利擰入，表示燈頭符合燈頭螺紋的*大尺寸要求；

b) 將燈頭充分擰進量規(guī)，看是否能接觸到X面，如能接觸到，則表示燈頭長度符合*小尺寸要求。

c) 將燈頭從量規(guī)旋出時，至少要旋兩圈才脫離量規(guī)。

”Go” gauge for caps --- E26,E26/50X39,E26/51X39 or E26d

Purpose: To check the maximum dimensions of the screw thread and dimension T1 min of E26,E26/50X39,E26/51X39 or E26d 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 central contact shall touch surface X ,When the lamp is removed from the gauge , at least two full turns shall be required to disengage the threads.