Tensile Strength Test
Shizuoka Industrial Technology Center - Implemented in 2015
Test machine: 「Tensilon Universal testing machine」 (Orientec.Co.Ltd.) (AND Co.Ltd.)
Initial load 2N (about 0.2 kg) * For setting stability
Test speed 10 mm / min * reverse calculation from damage.
Prepare 10 test pins and test 10 times. ※ Jewel Lock is tested 6 times for both ABS and meta.
Pin the pin through the 6.9 mm flat hook into the test device and pull the part of the needle. The test is terminated when the needle is deformed or damaged.
* Image referrence
Our needle is made by advanced processing technology that makes full use of the most advanced technology in Japan.
Because it is stainless steel, it does not easily bend or rust.
It is polished through seven processes.
== Process content / tip part ==
1. Needle tip ⇒ 2. Taper processing 1 ⇒ 3. Taper processing 2 ⇒ 4. Polish 1
⇒ 5. Polishing 2 ⇒ 6. Torso polishing 1 ⇒ 7. Torso polishing 2.
We manufacture our pins with these 7 steps.
|Acquisition permission list|
|Patent||Safety pin super lock two color safety pin and method of manufacturing the same|
|Utility model||Flash Move|
|Design registration||Safety pin ace safety pin cube toothpick|
|Trademark registration||Super lock LOCK Jewel Lock lockpin (logo) pitatto Earth mark М (logo) LOCKPIN / lock pin|