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Mechanical engineering blog | Rotary Dampers | Ball Bearings | One-Way Clutches | Torque Limiters

Today we would like to introduce our product bi-directional no-back clutch SR2.


>>Movie

Utilizing SR2, by applying a light touch it is even possible to adjust the height of a heavy object, and to lock the object at any position.


SR2 has two functions which can realize the aforementioned motion:

①To conduct driving from input shaft to output shaft
②To lock the input from the output shaft, if the driving isn’t applied


You can install this lifting and keeping mechanism in applications such as adjustable tables, handicap sinks, and indoor clothes-drying hangers.





TOK has 30+ years' experience of providing one-way clutches/bearings.
SR2 was designed using these technologies, resulting from our customers' requests.

By using our accumulated technology to meet customer requirements, TOK is now developing the new product line “SR series."

We will introduce other SR series products via the newsletter.

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Best Regards, 

TOK Japan team
In the previous blog, we introduced the types of bearings.
For example, bearings are used for drawers, it helps to move smoothly.

Today we would like to explain about the inner mechanism of ball bearing.

Ball-bearings have balls between the inner race and outer race.




This is the difference compared to rollers.
Ball bearings are superior in durability because they receive force at "points" rather than "surfaces".

Lubricating oil or grease is used between the balls and inner race.
If not necessary, we can provide bearings without grease.

Ball bearings with grease
・Pros: High durability
・Cons: Slight rotation resistance occurred

Ball bearings without grease
・Pros: Possible to use in liquid
・Cons: Low durability

In case of TOK products, non-grease type of bearings have "GN" in the product name.


If you cannot find desired products, we can customize all of products according to your requirements, e.g. dimension, shape, material etc.
We can consider which solution is the best for you exclusively.
Please contact us today so that we can work with you.

TOK Newsletter

TOK will provide ONLY subscribers with valuable technical information.

The newsletter will be delivered about once per month, If you would like to receive the newsletter from us, you can subscribe via our contact form.

We would like to announce that TOK's new product "SRX" received a Good Design Award in 2019.
SRX is an attachment device designed based on TOK's slogan "create new motion."

                                   
                                            >> Movie

Good Design Award is the prize which goes to a products which has distinguished design, and only one system evaluating and recommending total design in Japan.
>> Here

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Best Regards,

TOK Japan Team

TOK Newsletter

TOK will provide ONLY subscribers with valuable technical information.

The newsletter will be delivered about once per month, If you would like to receive the newsletter from us, you can subscribe via our contact form.


In 2019, TOK's SRX received the Good Design Award. 


This is an attachment device that easily connects and separate objects. Using an original attached and detached mechanism, it can be attached and detached with one push. By mounting this device as a joint for all objects, it makes objects possible to easily attach and detach under various life or industry situations, without tools etc., burden reduction.



【What Is the Good Design Award ?】

The Good Design Award is a comprehensive design-promotion system that picks good design out of a variety of unfolding phenomena, and aims to enrich our lives, industries, and society as a whole by highlighting and celebrating these works.
https://www.g-mark.org/?locale=en
https://www.g-mark.org/award/describe/49180?locale=en
                 
            2nd October, 2019

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It will contain pertinent information about our new products, as well as our accumulated technology.

In addition, we will announce our company news like exibition information in our newsletter.

Should you have any questions about the newsletter, then please do not hesitate to contact us.

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Best Regards,

TOK Japan Team
We are pleased to announce the launch of state-of-the-art IP1 series coffee mill.
The coffee mill is an instrument for grinding coffee beans, and it has been using for coffee machines and vending machines in Japan.

Advantages  
1.Keep a clean coffee mill
2.Easy cleanup

1.Keep a clean coffee mill



In general coffee mills, grinded powder accumulates inside, and if you take in the old powder, it can cause health problems. In addition, the oxidized powder remaining inside the mill will also reduce the taste.
In the case of TOK's coffee mill, the outlet of the powder is straight, thanks to this structure the grinded powder can fall down and not accumulate there.



2.Easy cleanup

You can easily disassemble the coffer grinder unit for easy cleanup.



You can watch the video of the disassembly and assembly on our YouTube channel.





Please contact us today to discuss how we can help you!

TOK Newsletter

TOK will provide ONLY subscribers with valuable technical information.

The newsletter will be delivered about once per month, If you would like to receive the newsletter from us, you can subscribe via our contact form.


Written by Hatsune
Translated by Hiro