Using the ETP-E Plus hydro-type shaft locking bush manufactured by Sanmiki Puri Co., Ltd.

Friction-Fitted Gears: The Definitive Solution for Reduced Assembly Time!
SSG Gear Grinding Flat Gears and KHG Gear Grinding with Hydro Method Shaft-Fitting Bushings
Adopting ETP-E Plus, easily attach to the shaft in just 19 seconds with a single bolt.
With a concentricity of 0.02mm, it offers high precision, and zero backlash, significantly reducing labor hours and contributing to shorter lead times. Positioning is simple and flexible, eliminating the need for centering work.
Solving Gear Fitting Problems!
- Want to reduce the installation time of gears?
Using the traditional wedge method, assembly time is about 5 minutes (according to KHK), but it can be easily attached in just 19 seconds with a single bolt.
- Want to minimize the assembly runout of gears?
- Want to reduce the backlash between the gear and the shaft?
- Want to decrease the reduction in shaft strength due to fretting wear (shaft wear and seizure)?
- Want to simplify phase alignment and positioning?


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Solving the troubles of gear fastening!
・Want to reduce the installation time of gears.
When using the conventional wedge method, assembly time is about 5 minutes (according to KHK), but it can be easily attached in just 19 seconds with one bolt.
・Want to minimize the assembly runout of gears.
・Want to reduce the backlash between the gear and the shaft.
・Want to reduce the decrease in shaft strength due to fretting wear (shaft shrinkage and seizure).
・Want to simplify phase alignment and positioning.