El Primero question

Sep 10, 2020,10:38 AM
 

So this is El Primero 400 - 328 parts -31 jewels -this is the all Titanium one built for the Spindrift Racing Lightweight. I know that it has a lateral clutch. I have heard that only on movements with a vertical clutch; can you run the chronograph constantly without causing excessive wear to the movement. Have also been told that it will not be an issue with this one. Anyone know which is the truth!?




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Chronographs built with a lateral clutch can hardly avoid the jarring start of the second.

 
 By: gup502 : September 10th, 2020-18:39
Even chronographs with a vertical clutch system, there is a some backlash in the gear system. That is to prevent the gear train from locking up. MB&F makes use of LiGa technology. I have doubt there will not be any wear and tear. About LIGA An extract rea... 

Talked

 
 By: Ambiorix : September 29th, 2020-12:19
About this with my friend Romain, a watchmaker at Zenith, he told me that there is no great problem in doing this. Just wind the watch about 30 times to charge enough and then,.. wear it. Grtz,Dom

The lateral clutch engages gears of different shapes.

 
 By: rdenney : September 30th, 2020-19:25
The clutch wheel has ellipsoidal teeth because they are constantly engaged with the wheel on the back of the fourth wheel shaft. But the center seconds wheel has very small sawtooth teeth (two teeth for every one on the clutch wheel) to minimize jumping o...