Technical Journal
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![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--03f19cd3-d8fb-42df-be86-23d8e770e88a/etj-0032.jpg?preferwebp=true&quality=85)
No.32
June 2021
Technical Papers
- Development of Tapered Roller Bearings for Electric/Hybrid Vehicles
- Demonstration of Two-Speed Seamless Shifting for EV Using Magnetostrictive Torque Sensor
- Developments in Steering Performance for Automotive Steering Systems
- Development of Bearings for Industrial Machinery Motors
- High Load Endurance Test Unit for Electric Injection Molding Machine Ball Screws
- Mobile Extendable Robot Arm (MERA)
- Development of an Automated Single-Cell Seeding Device for Biopharmaceuticals
- Quantitative Evaluation of Effects on Dent-Initiated Flaking of Rolling Bearings(Part 1: Evaluation of Dent-Density ρd)
- Quantitative Evaluation of Effects on Dent-Initiated Flaking on Rolling Bearings(Part 2: Evaluation of Factors Influencing Dent-Density ρd)
New Products
- Hub Unit Bearing Sealed by a Plastic Sensor Cap
- Ball Screw Units for Electric Hydraulic Brake Systems
- High Safety Redundant Column EPS
- Thin-Section Ball Bearings for Strain Wave Gearings
- Sealed-Clean Four-Row Tapered Roller Bearing with Long-Life, Water-Resistant Grease
- High Durability Precision Ball Screw
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--649daaed-1506-4e12-a29b-e7e9fe5840b7/etj-0031.jpg?preferwebp=true&quality=85)
No.31
August 2020
Technical Papers
- Development of NSK LCube II™ Tapered Roller Bearings for Electric-Hybrid Vehicles
- Technologies of NV Measurement and Analysis for Steering Systems
- Development of Long Life Ball Screw using Material with High Retained Austenite Amount γR for High-Load Drive
- Improved Reliability of Roller Guides for Machine Tools
- Effect of Small Defect on the Flaking Strength of Rolling Bearings (Part 1: FEM analyses of stress intensity factor KII under rolling contact)
- Effect of Small Defect on the Flaking Strength of Rolling Bearings (Part 2: Evaluation of the flaking strength of rolling bearing having a small drilled hole based on the stress intensity factor)
- Low Torque Technologies for Rolling Bearings with Grease Lubrication
- X-Ray CT Imaging of Grease Behavior in Ball Bearing and Numerical Validation of Multi-Phase Flows Simulation
- Rolling Bearing Diagnosis Based on Deep Learning Enhanced by Various Dataset Training
New Products
- Long Life Material for Local Procurement (SHJ7)
- High-Performance Tapered Roller Hub Unit Bearings for Automobiles
- Low-Noise Thrust Needle Roller Bearing
- High-Performance Low-Friction Seal for Single-Row Deep Groove Ball Bearings
- Lightweight High-Performance Intermediate Shaft
- Touchdown Bearings for the Superconducting Flywheel Power Storage System
- NSK K1-L Lubrication Unit
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--cca260a7-e0c8-4487-b472-3d77d776ee34/etj-0030.jpg?preferwebp=true&quality=85)
No.30
June 2019
Preface
NSK's Latest Technologies and Products for Industrial Machinery
Technical Papers
- Approach of Condition Monitoring in Industrial Machinery
- Technical Trend of Industrial Machinery Bearings
- Technical Trend of Wind Turbine Bearings
- The Technical Trend of Machine Tool Components
- Technical Trends of Railway Products
- ISO 13482 certificated and practical application of Guidance Robot LIGHBOT
- Development of Omnidirectional Mobile Electric Wheels
- Analysis Prediction Technique of Flaking Expansion in Roller Bearings for Wind turbines.
- Simultaneous Measurement of Oil Film Thickness and Breakdown Ratio in EHD Contacts-Verification of Electrical Impedance Method
New Products
- Wireless Vibration Diagnostic Device Bearing Doctor Model BD-2
- Low-Torque Ball Bearings for High-Efficiency Motors
- Optimized Long-Life Cylindrical Roller Bearings for Continuous Casting Machines
- Large (TL) Spherical Roller Bearings Resistant to Inner Ring Fracture for Paper Machines
- Vibration Control Actuator for Train Cars
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--e35b1064-4a36-44e0-9d38-e868a2734ac5/etj-0029.jpg?preferwebp=true&quality=85)
No.29
June 2018
Preface
Automotive Products and Technologies
Technical Papers
- Transmission-Equipped Wheel Hub Motor Consisting of Two Electric Motors and the Performance Evaluation
- Estimation of Traction Curves under Practical Operating Conditions
- Improving the Efficiency of Derivative Development through Systematic Restructuring
- Weight Reduction of Column-Type EPS through Gearbox Thinning
- Recent Technical Trends in Hub Unit Bearings
- Low-Friction Technology for Tapered Roller Bearings
- CFD Analysis of Tapered Roller Bearings and Ball Bearings for Reducing Agitation Torque
- Enhanced Performance of Rolling Bearings by Improving the Resistance of Rolling Elements to Surface Degradation
- Relationship between Supplied Oil Flow Rates and Oil Film Thicknesses under Starved Elastohydrodynamic Lubrication
New Products
- BELTOP8 High-Reliability and Low-Friction Ball Bearings for CVTs
- Super-Long-Life Needle Rollers for Automobile Transmissions
- Plastic Pin Internal Contractile Steering Column
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--f5a8f619-79c3-4a13-b095-08812b1f11d4/etj-0028.jpg?preferwebp=true&quality=85)
No.28
June 2017
Preface
NSK Commemorates its Centennial
Technical Papers
- Advanced Technology for Lubricant Film Formation by Grease and Application to Improve Bearing Wear Resistance under Severe Conditions
- White Structure Flaking in Rolling Bearings for Wind Turbine Gearboxes
- Development of New-Type Oxide Ceramic Ball for Bearings
- Correlations Between the Porosity and Friction Performance of Wet Friction Materials
- Development of a High-Power Two-Roller Traction Tester and Traction Curve Measurement
- New Technologies for Bearings in Electric Vehicle and Hybrid Electric Vehicle Powertrains
- NSK EPS Control Technology
- Development of High-Speed
- Development of a High-Precision Vertical-Axis Table
New Products
- Ball Bearings with Excellent Sealing Performance for Fan Clutches
- New Ball Bearing with a Retainer Plate for Automobile Transmissions
- The World's Lightest Electric Power Steering System
- spaceaCRYO: New High-Performance Ceramic Ball Bearings for Liquefied Gas Pumps
- Spherical Roller Bearings Featuring High Reliability and Excellent Sealing Performance for Conveyor Pulleys in Mines
- Ball Bearings for Ultra-High-Speed Rotary Motors
- ROBUSTSHOT Bearings: Direct Lubrication Angular Contact Ball Bearings for Machine Tool Spindles
- Ultra-Large Ball Screws
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--720bf40b-dcb1-4b54-ac62-fe41f550cfaa/etj-0027.jpg?preferwebp=true&quality=85)
No.27
November 2016
Technical Papers
- Visualization of lubricating grease in ball bearing using x-ray ct and validation of digital simulation
- Visualization of grease behavior in a ball bearing using x-ray
- Low torque technology using grease and application to motor bearings
- Water resistant technology for grease and application to bearings
- Development of bearing units with torque sensors for automotive transmissions
- Development of automotive transmission thrust needle roller bearings with integrated washer and oil flow control
- Development of low-friction grease for eps worm reduction
- Development of micro manipulation system
- Strategy for frictional behavior control in ball screws
New Products
- High-reliability clutch release bearings for emerging markets
- Compact
- Idler/tensioner bearings with high-speed capability and excellent sealing performance
- Dental air turbine bearings
- Long-life
- NSKTAC03 NSKHPS angular contact thrust ball bearings for ball screw support in high-load drive applications
- Ball screws with minimal grease-splatter l1 seals
- Toughcarrier
- NH series and NS series nsk linear guides: more than twice the life of conventional nsk linear guides
- Megatorque motor PB series
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--983d5699-5130-4bed-9062-4e17f38e1261/etj-0026.jpg?preferwebp=true&quality=85)
No.26
April 2016
Preface
NSK's Latest Technologies and Products for Industrial Machinery
Technical Papers
- Prismless Surface Plasmon Resonance (P-SPR) Sensor Using Periodic Nanostructures
- Bearing Torque Characteristics of Lithium Soap Greases with Some Synthetic Base Oils
- Evaluation of Lubrication Properties of the 100 % Food-Derived Grease for Rolling Bearings
- Increasing Sizes of Wind Turbines and Bearing Trends
- Technological Trends of Bearings for Industrial Compressors
- Development of the TOUGHCARRIER for Automotive Manufacturing Equipmen
- Development of a Nut Cooling Ball Screw
New Products
- Ultra-High-Speed Precision NSKROBUST Angular Contact Ball Bearings for Main Spindles of Machining Centers
- Long-Life Thrust Ball Bearings with a Highly Reliable Cage for Agricultural Machinery HSTs
- Cylindrical Roller Bearings for Centrifugal Chillers
- BNEQARTET—Long-Life Ball Bearings for Washing Machines
- SPACEA Series—Solid-Lubricant-Coated Bearings for High Temperatures
- Ball Screws with X1 Seals for Machine-Tool Applications
- HTF-SRE Large, High-Speed, High-Load Capacity Ball Screws
- NSK Roller Guides Equipped with V1 Seals
- Random-matching, High-Precision-Grade RA Series Roller Guides
Technical Articles
- The Effects of Hydrogen on Microstructural Change and Surface Originated Flaking in Rolling Contact Fatigue
- Efficiency Improvement in Half-Toroidal CVTs
- Improvement of Efficiency in Half-Toroidal CVTs
New Products
- Deep Groove Ball Bearings with a Retainer Plate for Transmissions
- Hub Unit Bearing with High-Performance Sealing and a Nonmagnetic Metallic Cap
- Low-Friction Torque Tappet Roller Bearings for Automotive Engines
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--b2155d95-4201-40f8-838c-09d03fe7c5c1/etj-0025.jpg?preferwebp=true&quality=85)
No.25
September 2016
Technical Papers
- Coupled Simulation of Starved Elastohydrodynamic Lubrication and Liquid Film Flow
- Differences in Preventive Mechanisms for Fretting Wear between Oil and Grease Lubrication
- Development of a Robot Substitute for a Guide Dog
- Technological Trends of Jet Aircraft Engine Bearings
- Technology Development and Future Challenge of Machine Tool Spindle
- Electrical Erosion of Motor Bearings
- Development of Long-Life Planetary Shaft (SHX3 Steel) for Planetary
- Gears of Automotive Transmissions
New Products
- Shinkansen Axle Cylindrical Roller Bearings for E5 Series Bullet Train
- High-Performance Standard NSKHPS Large-Size Spherical Roller Bearings
- Energy-Saving HALFRICTION Ball Bearings for High-Efficiency Motors
- High-Performance, Shielded Double-Row Angular Contact Ball Bearings for Industrial Water Pumps
- NSKROBUST Series Type E of Angular Contact Ball Bearings for Machine Tools
- SPACEA Series—Highly Corrosion Resistant and High-Hardness Stainless Steel ESZ Bearings
- Ultrahigh-Speed, Large-Diameter Ball Bearing for Hybrid Car Motors
- Highly Reliable, Lower Frictional Torque Ball Bearings for Belt-Type CVTs
- Silent Needle Roller Bearing for Automotive Electrical Components
- Automotive Transmission Thrust Needle Roller Bearings with Integrated Washer and Oil-Flow Control
- HMS Series of Ball Screws for High-Speed Machine Tools
- Miniature Large-Lead Series of High-Speed, Low-Noise Ball Screws
- Precision-Grade, Medium-Preload, Random-Matching NSK Linear Guides
- Random-Matching, Miniature PU and PE Series of NSK Linear Guide
- Highly Durable, Highly Rigid, Slidable Intermediate Shaft for EPS
- Wedge Gear of New Positive-Lock Mechanism for Steering Column
- Megapositioner of Highly Rigid, Ultralarge-Torque-Output, Rotary Positioning Units
- PX Series of High-Acceleration Megatorque Motors
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--87ac6e56-9dfe-408b-b114-64df169dceb7/etj-0024.jpg?preferwebp=true&quality=85)
No.24
December 2014
Partial Special Issue of Automobile Products
Preface
NSK's Automotive Products
Technical Papers
- Development of Ultrahigh-Speed Ball Bearings for Motors in Next-Generation Hybrid Vehicles
- Development of New-Generation Low-Frictional-Torque Tapered Roller Bearings
- Development of Ultralow-Torque Ball Bearings for Hybrid Vehicles
- Development of Low-Torque Thrust Needle Roller Bearing for Automotive Air Conditioner Compressors
- Development of Low-Torque Hub Unit Bearings
- Technological Trends of Bearings for Electric Motors on Board Vehicles
New Products
- Ultrahigh-Speed Ball Bearing for Motors and Power Generators in Next-Generation Hybrid Vehicles
- Ultralow-Torque Sealed-Clean Ball Bearings for Transmissions
- High-Speed-Type Miniature Roller & Cage Assembly for Planetary Gears
- Long-Life Thrust Needle Roller Bearings Using Alternative Material to SK85
- High-Strength, Pressed-Steel Pulley
- Newly Developed, Highly Durable Clutch Pulley Unit
- Electric Power Steering System for Excellent On-Center Steering Feel
- Ball Screw for Motorcycle Brake Systems
Technical Articles
- Mechanism of Dent Initiated Flaking and Bearing Life Enhancement Technology under Contaminated Lubrication Condition
Part I: Effect of Tangential Force on Dent Initiated Flaking
Part II: Effect of Rolling Element Surface Roughness on Flaking Resulting from Dents, and Life Enhancement Technology of Rolling Bearings under Contaminated Lubrication Condition - Oil Film Behavior under Minute Vibrating Conditions in EHL Point Contacts
- Development of ROBUSTSLIM Series of Low-Profile Angular Contact Ball Bearings for Swivel Units in Machine Tools
New Products
- Smear-Resistant Spherical Roller Bearings for Papermaking Machinery
- High-Performance Bearings for Satellite Attitude Control Reaction Wheels
- Slight-Preload Type RA Series Roller Guides of NSK Linear Guides
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--d60313f8-e12c-4024-b794-848cdf343f3f/etj-0023.jpg?preferwebp=true&quality=85)
No.23
July 2013
Technical Papers
- Temperature Rise Analysis in Traction Contact Areas of Toroidal CVTs*
—Influence of Half-Cone Angle on Temperature Rise - Microstructural Development in Bearing Steel during Rolling Contact Fatigue
Improvements of Half Toroidal CVT* - Development of World's Thinnest Drawn-Cup Needle Roller Bearings with Seal Ring
—The Need for Improved Fuel Economy and the Application of Needle Roller Bearings - Technological Trends in Linear Motion Rolling Guides for Machine Tools
New Products
- Thrust Needle Roller Bearings with Retention Tabs
- Cartridge-Type Ball Bearings for Turbochargers
- High-Performance Standard NSKHPS Angular Contact Ball Bearings for Industrial Machinery
- Low-Torque, Highly Rigid, Thin-Section, Angular Contact Ball Bearings Fitted with Outer Seals
- General-Purpose, Shielded Deep Groove Ball Bearings with High Load Capacity
- Highly Reliable & Long-Life Split Cylindrical Roller Bearing Units for Segmented Drive Rolls
- TW Series of Ball Screws for Twin-Drive Systems
- HMD Series of Ball Screws for High-Speed Machine Tools
- RB Series Roller Guides of NSK Linear Guides
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--3aa52c37-f638-458d-87af-a4f291b31ed2/etj-0022.jpg?preferwebp=true&quality=85)
No.22
March 2011
Special Issue of Products Supporting Daily Life and Industry
Special Articles
- Preface
- Technological Trends of Railway Rolling Stock Bearings
- Technological Trends of Bearings for Construction Machinery
- Bearing Technology for Industrial Compressors
- Technological Trends of Ball Screws for Industrial Machinery
- Technological Trends of NSK Linear Guides for Industrial Machines
- Technological Trends of Ball Bearings for Household Electrical Appliances
- Development of a Plastic Cage for High-Performance, Electric Motor Ball Bearings
- Research of Electrically Conductive Grease for Office Equipment Bearings
New Products
- Sensor Bearings for Railway Rolling Stock Axles
- ELCOMP Bearings Series for Screw Compressors in Industrial Applications
- High-Performance Angular Contact Ball Bearings for Industrial Machinery Pumps
- Quiet & Low-Vibration Series of Spherical Roller Bearings for Elevator Applications
- Creepfree Bearings for Fan and Pump Motors
- Low-Friction Bearings that Promote Energy Efficiency of Vacuum Cleaner Suction Motors
- Quiet-Running Long-Life Ball Bearings for Fan Motors Operating in High-Temperature Environments
- BSL Series of Ball Screws for Small Lathes
- HTF-SRD Series of Long-Lead Ball Screws for High-Speed and Heavy-Load Applications
- High-Accuracy HS Series of Ultra-Precision NSK Linear Guides
- NSK Linear Guides for Food Processing Equipment and Medical Devices
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--3a7ed7e9-8b81-4767-be87-1629917d509b/etj-0021.jpg?preferwebp=true&quality=85)
No.21
March 2009
Technical Articles
- Unique Fatigue Failure of Spherical Roller Bearings and Life-Enhancing Measures
Part II : Long-Life Theory of NSKHPS Spherical Roller Bearings - Power Loss Factor Analysis of the High-Power Output EPS System
- Development of the Next-Generation Half Toroidal CVT —Power Transmission Efficiency and Control of the Geared Neutral System
- Sensor Bearing Development
- Development of a High-Output Brushless DC Motor for EPS
- Development of Bearings for Robots in Vacuum Environments
- Development of the NSK RA Series of Roller Guides
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--67ae0182-d5c1-4507-8990-61a0c36dcaaa/etj-0020.jpg?preferwebp=true&quality=85)
No.20
August 2007
Technical Articles
- Unique Fatigue Failure of Spherical Roller Bearings and Life-Enhancing Measures
Part I : Unique Fatigue Failure of Spherical Roller Bearings - Bearing Outer Ring Creep
- Latest Developments in Thin-Film Lubrication Technology for Vacuum and Clean Environments
- Development of Nanopositioner
- Development of Ultrahigh-Speed Planetary Needle Roller Bearings
- Development of Thrust Needle Roller Bearing with Wear-Resistant & High-Strength Cage
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--695baa38-1535-4b8b-bde9-a0e56a2acf2e/etj-0019.jpg?preferwebp=true&quality=85)
No.19
September 2006
Technical Articles
- Development of the Next-Generation Toroidal CVT
—Geared Neutral and Power-Split System for 450 N·m Engines - High-Performance Standard Roller Bearings
—NSKHPS Spherical Roller Bearings - Pulley Support Bearings for Push-Belt CVTs
- Long-Life Materials Countering White Structure Flaking
- Research Work for Clarifying the Mechanism of White Structure Flaking and Extending the Life of Bearings
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--e3eeac26-8e8a-4f08-9247-5d4c6a9a9c89/etj-0018.jpg?preferwebp=true&quality=85)
No.18
August 2005
- Technology of Highly Reliable Bearings for Wind Turbine Gearboxes
- Bearing Technologies for Centrifugal Pumps
- Trends of Bearing Technology in Iron and Steel Industries
- Automatic Grease Replenishing System for Machine Tool Main Spindles — Fine Lub II
- S3 Ball Screws: Super Low-Noise Ball Screws for Automation Equipment
- Development of New Series of Megatorque Motor Series for High Speed and Precise Positioning
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--7ceb665c-d110-43a3-9f26-1d42478410d3/etj-0017.jpg?preferwebp=true&quality=85)
No.17
May 2005
- Trends and New Technologies of Hub Unit Bearings
- Simulation Technology for Developing EPS Brushless Motors
- Latest Trends and Technologies of Automotive Electrical Component Bearings
- Low Frictional Torque Technology of Rolling Bearings
- Latest Technologies Applied to AT Maji-Band
- Trends and New Technologies of Automatic Transmission Bearings
- Efficiency Analysis of Half-Toroidal CVT Considering Deformation of Pivot Shaft
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--f4dcadd5-4656-4cbe-a19c-9a3d259f3542/etj-0016.jpg?preferwebp=true&quality=85)
No.16
August 2004
- Latest Trends in Machine Tool Spindles and Bearing Technology
- Development of Integrated Motor Spindle Unit for Machine Tools Using Automatic Grease Replenishing System
- Development of High-Speed and Low-Noise Ball Screws
- Numerical Analysis Technology & NSK Linear Guides for Machine Tools
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--b93fbf43-b450-4c1c-b5c5-862867da26bc/etj-0015.jpg?preferwebp=true&quality=85)
No.15
December 2003
- Hub Unit Bearings with ABS Sensor
- Development of NSK ABLE Forecaster
- Long Life Bearing Technology by Carbonitriding
- Research of Auxiliary Landing Bearings for Turbo Molecular Pumps
- Electrically Conductive Bearing Grease for Office Equipment
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--28ce3df2-bf50-443f-8ce5-c1979ac277a5/etj-0014.jpg?preferwebp=true&quality=85)
No.14
May 2003
- Development of Water-Tough (WTF) Bearings for Steel Mills — Longer Life in Harsh Environments
- Non-Magnetic and Highly Corrosion-Resistant Titanium Alloy Bearings
- Development of New High-Capacity Cylindrical Roller Bearings
- Super Precision Cylindrical Roller Bearings
- Development of the Next-Generation Half-Toroidal CVT
- Development of Wedge Roller Traction Drive Units
- High Straightness Positioning Stage Implementing Real-time Position Compensation
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--0447bd94-5f1e-45b8-b1dc-185a9c950b44/etj-0013.jpg?preferwebp=true&quality=85)
No.13
October 2002
- Development of Silent-running Cylindrical Roller Bearings
- Development of the Super Wear-Resistant (SWR) Bearing
- Pressed Rocker Arm
- Development of Double-Row Bearings for Automatic Transaxles
- Development of Low-Noise NSA Grease for Fan Motor Bearings
- Development of HTF Series Ball Screws for High Load Drive Application
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--4a43a35e-1e8d-4817-98b4-61a7b3813c0e/etj-0012.jpg?preferwebp=true&quality=85)
No.12
April 2002
- Activities Towards Environmentally Friendly Products
- NSK Products and Technologies Contribute to Energy Conservation
- Development of NSK's Extremely Quiet, Low-Torque, GR Series Ball Bearings
- NSK Products and Technologies for Preserving Natural Resources
- NSK Products and Technologies for Promoting a Cleaner Environment while Preserving Natural Resources
- NSK Products and Technologies Contributing to Low Noise and Low Vibration
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--460962e2-b5d9-47ea-83bc-53d13c0d6ace/etj-0011.jpg?preferwebp=true&quality=85)
No.11
October 2001
- Development of New Life Equation for Ball and Roller Bearings
- Development of the Half-Toroidal CVT POWERTOROS Unit (3)
— Development of the Power-Split System - Automobile Transmission Performance and Bearing Type
- Development of NSK S1 Series Ball Screws and Linear Guides
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--6ea1a630-ef4b-4b3a-bf8f-a051b5535fdb/etj-0010.jpg?preferwebp=true&quality=85)
No.10
April 2001
- Development of POWERTOROS Unit Half-Toroidal CVT (2)
- Development of Hub Unit Bearing with Swaging
- An Auto-Tensioner for Timing Belts
- Development of High-Speed Cylindrical Roller Bearings for Machine Tools
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--2a5cfa93-7058-4bdb-b9a6-a0e65e0a6be0/etj-0009.jpg?preferwebp=true&quality=85)
No.9
April 2000
- EA Spherical Roller Bearings
- ROBUST Series High-Speed Precision Angular Contact Ball Bearings for Machine Tool Spindles
- Development of the POWERTOROS UNIT Half Toroidal CVT
- Recent Developments in Highly Precise NSK Linear Guides
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--9a8da045-4e3b-4351-83b8-6e31cc87eb93/etj-0008.jpg?preferwebp=true&quality=85)
No.8
May 2000
- Development of NSK Extra-Capacity Sealed-Clean Roll Neck Bearings for Rolling Mills
- Ball Screw with Rotating Nut and Vibration Damper
- Ceramic Bearings for Special Environments
- Excellent Stainless Bearing Steel (ES1)
- Development of NSJ2 Bearing Steel
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--e2abaf3e-f6d9-4439-91cb-daaca6ca7e6c/etj-0007.jpg?preferwebp=true&quality=85)
No.7
May 2000
- SPACEA Series Products for Special Environments
- Bearings for Traction Gears
- Inner Ring Fracture Characteristics under Rolling Contact
- ABS Motor/Actuator Bearing Development for Applications Which Require Brake Fluid Compatible Contact Seals
- High-Performance Ball Bearings for Fan Motors in the Chinese Market
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--2d16236e-e7fb-42f9-8c35-4e17a12c33a3/etj-0006.jpg?preferwebp=true&quality=85)
No.6
June 1999
- Bearings for Aircraft Gas Turbine Engines (part 2)
- Electric Power Steering (EPS)
- Recent Development of NSK Direct-Drive Motors
- New Electronic NSK Product Guide
- Sound and Vibration in Rolling Bearings
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--82b725b5-1dfe-4907-9900-39fd01badeb9/etj-0005.jpg?preferwebp=true&quality=85)
No.5
June 1999
- Bearings for Aircraft Gas Turbine Engines (part 1)
- Development of NSK Linear Guides
- Rear-wheel Bearings for Fully Floating Axles—Analysis of Load and Optimum-strength Design
- Rolling Bearings for Hard Disk Spindle Motors
- Development of the NSK K1 Seal for Linear Guides
![Technical Journal](/adobe/dynamicmedia/deliver/dm-aid--936cfba8-29c6-4059-84ba-9ab9bba94fe5/etj-0004.jpg?preferwebp=true&quality=85)
No.4
June 1998
- Recent Technical Trends in Ball Screws
- Research and Development of Bearings for Special Environments
- Performance of Large-size Spherical Thrust Roller Bearings at High Speed
- High-performance Ball Bearings for Automotive Alternator Applications
- Analysis of Steering Column Vibration
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