Mechanical Components Reference Materials
Technical Articles
Reference Articles 1701 - 1791 of 1791
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Design Engineer's Guide - Selecting a Lubricant for Ball Screws (.pdf)
From: Thomson Industries Inc.Description: Many parameters must be considered when designing or selecting a ball screw assembly. Operating load, speed, accuracy, environment, and power requirements all play major roles in the design criteria. ...
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Bolt 'N' Go: Flight Installation and Chain Assembly Made Easy! (.pdf)
From: 4B Components, Ltd.Description: Traditional chain systems use pins and circlips. The disadvantage of this type of system, is that during any maintenance repairs on the chain, the whole chain would have to be lifted out of the ...
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How to Detect Slack or Broken Chain (.pdf)
From: 4B Components, Ltd.Description: The 4B high power WDA reluctance sensor will detect a moving ferrous object up to 4" away. It is not affected by dust or material build up. It can be used as a slack/broken chain detector when ...
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Sealed Right, Sealed Tight (.pdf)
From: Daemar Inc.Description: Improper seal installation is one of the leading causes of subsequent seal failure. However by following a few key steps this leading cause of seal failure can be dramatically reduced. ...
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How to Design Your Own Springs
Description: In depth details, nomenclature and information on the load deflection formula developed by J. Almen and A. Laszlo and published in the Transactions of the American Society of Engineers May 1936 ...
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Spring Design Analysis Program - Download Excel
Description: Contact Rolex Company for achievable manufacturing tolerances for piece part and/or stack load tolerance requirements and especially for availability of materials needed to meet specific design ...
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An Overview of Bearing Types and Glossary of Engineering Terms (.pdf)
From: Emerson Bearing Co.Description: This document goes over the different types of rolling bearing types. ...
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Barden Company Engineering Data for Super Precision Bearings (.pdf)
From: Emerson Bearing Co.Description: After a bearing selection has been made, the product or system designer should pay careful attention to details of bearing mounting and fitting. ...
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Comparison of the Load Carrying Ability of Different Types of Bearings (.pdf)
From: Emerson Bearing Co.Description: The table compares the performance of different bearing types with regard to load, accuracy, noise and friction. ...
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Hinge Design Guidelines
From: H.A. Guden Co., Inc.Description: Keep these factors in mind for optimal performance at an economical cost: Select a standard product from our catalog. We have over 600 in-stock items from which to choose. For most items (up to .074 ...
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Vibration & Shock Isolation: Complex Driving Forces (.pdf)
Description: When the disturbing forces are neither sinusoidal nor suddenly applied, the vibration analysis becomes more complicated. While it is more difficult to give general guidelines or methods of analysis, ...
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Vibration Isolators: Design Problem Examples (.pdf)
Description: The following are a number of problems intended to familiarize the reader with the basic applications of vibration isolators. More advanced techniques which would result in stiffer isolators while ...
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Take the Wheel: Exploring the possibilities of Guide Wheels Systems (.pdf)
Description: After more than 40 years of use in thousands of applications ranging from the saw mill to the clean room, and from light to heavy loads, guide wheels have proven features that meet performance, ...
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Gantry Machining of Carbon Fiber Reinforced Plastic
Description: An aerospace company needed a gantry machine capable of high-speed machining of carbon fiber reinforced plastic (CFRP) used on aircraft wings and fuselage. It was critical that the machining process ...
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Key Considerations for Energy Efficient Design
From: Precision IncorporatedDescription: Energy efficiency and power quality standards are driving the use of solutions, such as, PFC technology and creative magnetic component designs. Examples include the European Distortion Requirements, ...
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Key Considerations for PFC Conductors
From: Precision IncorporatedDescription: PFC (Power Factor Correction) inductors are used in active boost circuits to correct harmonic current distortion in AC to DC converters. The goal is to achieve a Power Factor (PF) as close to 1.0 are ...
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Development of a New High Performance Material to Improve Vehicle Efficiency by Reducing Frictional and Parasitic Energy Losses in Transmission Components (.pdf)
Description: Emission regulations, fuel conservation and green-house gas reduction have made vehicle efficiency a driving force in driveline and transmission design. Literature and customer interviews have ...
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Flexible Couplings: APPLICATION CONSIDERATIONS
Description: Flexible couplings are designed to accommodate various types of load conditions. No one type of coupling can provide the universal solution to all coupling problems; hence many designs are available, ...
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GENERAL CLASSIFICATION OF COUPLINGS AND THEIR PERFORMANCE CHARACTERISTICS
Description: Typical rigid couplings shown usuallycomprises a sleeve fitting snugly on the con- nected shafts and positively connected with each shaft by pins... ...
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Variable Speed Drives and Centrifuges for Zone 1 Hazardous Areas (.pdf)
From: R. STAHL, Inc.Description: Using a variable frequency drive (VFD) provides a standard solution to get the top performance of machines in many applications in the process industry. Today, there is no solution to install ...
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Active Coils in a Spring
From: Newcomb Spring Corp.Description: The active coils are what make a spring a spring. We normally refer to the coils that open in an extension spring, the coils that deflect or close in a compression spring and the coils that twist or ...
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Bearing Wear
From: Daemar Inc.Description: PV (Pressure & Velocity) is the most common empirical tool to use when comparing and contrasting bearing performance. "P" is related to pressure or pounds per square inch on the projected bearing ...
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Compression Spring Solid Height
From: Newcomb Spring Corp.Description: The Solid Height of a compression spring is the height of the spring when all of the coils are brought together (stacked) by compression (load). Solid Height should only be specified when it is ...
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How Spring Design Affects Cost
From: Newcomb Spring Corp.Description: Often spring designs are more expensive and difficult to manufacture due to lack of space. Each type of spring presents its own challenges, however, adequate space for coils and spring diameters can ...
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Lubricant Failure = Bearing Failure
Description: Bearings rarely wear out, yet they do fail. Careful analysis of bearing condition and failure modes can provide insight into the causes of failure and how to correct them. In most cases, lubrication ...
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Modulus of Elasticity
From: Newcomb Spring Corp.Description: Modulus of Elasticity is the measurement of stiffness and rigidity of spring material, or its elastic ability. The higher the value (modulus), the stiffer the material. Conversely, materials with ...
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Permanent Set
From: Newcomb Spring Corp.Description: Simply put, permanent set in a compression spring is a condition where the spring is deflected (compressed) and does not return to its original free length. This occurs when the material is deflected ...
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Selecting a Replacement Mechanical Seal (.pdf)
From: Daemar Inc.Description: The best way to interchange a mechanical seal is by using the OEM part number. Of course this information is not always available so here are 9 steps to help identify the seal. ...
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Spring Index
From: Newcomb Spring Corp.Description: The spring index is the relationship between the mean diameter and wire diameter. The equation is explained in this article. This is a very important relationship to consider for manufacturing ease ...
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Spring Rate - What Is It & How Do I Determine Spring Rate?
From: Newcomb Spring Corp.Description: Spring rate is the change in load per unit of deflection - this article explains spring rate and provides instructions about how to determine rate. ...
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Spring Tolerances vs. Block Tolerances
From: Newcomb Spring Corp.Description: One of the least understood facets of spring design is specifying the proper tolerance to various dimensions of the spring. Sometimes the person engineering and/or drafting a new spring will disregard ...
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Squareness of Compression Springs
From: Newcomb Spring Corp.Description: Squareness of a compression spring refers to the perpendicularity of the spring to its own axis. A spring that is "square" will exert more uniform loads, which may be needed in critical applications. ...
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Types of Ends on Helical Compression Springs
From: Newcomb Spring Corp.Description: There are basically four (4) types of ends on Helical Compression Springs: closed & ground, closed & not ground ends, open & ground ends and open & not ground ends. This article describes the types of ...
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Sore Back Relief Rests on Precision Bearings (.doc)
Description: At some point in eighty percent of people's lives, back pain will be their worst enemy. In many cases, the cause is pressure exerted on nerves branching out from the spinal column into the lower or ...
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Bearing Performance Under Extreme Pressure Conditions
Description: Dicronite dry lubrication is commonly used to extend the life or increase the load carrying capacity of rotating or sliding elements beyond that obtained with wet lubricants only. In the tests ...
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Military Helicopter Bearings
Description: Situation: Combat helicopters are vulnerable to sudden loss of transmission lubrication due to enemy fire. Increasing the transmission life after sudden lubrication loss increases the probability of ...
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Stator Coupling Model Analysis - White Paper (.pdf)
Description: In this study, finite element analysis was used to optimize the design of a stator coupling in order to increase its natural frequency. Through design iterations and analysis, it was discovered that ...
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Emergency Maintenance for Offshore Gas Platform
Description: Oil & Gas Products News May, 2003 — A catastrophic lubrication malfunction caused a failure in a Philadelphia Gear gearbox on an offshore gas production platform in the Gulf of Mexico. The ...
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Examining the Root Causes of Gearbox Failure Leads to Longer Life
Description: Coal Age October, 2002 — When equipment fails, often the biggest concern is how to get the equipment running again. Equally important, however, is discovering why the equipment failed and how ...
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Gearbox Preventative Maintenance is a Priority
Description: Power Engineering Magazine, November, 2002 — WHEN POWER PLANT equipment fails a plant manager's biggest concern is getting the equipment back into service as quickly as possible. However, ...
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How to Maintain the Gearbox Lubrication System
Description: WorldWide Independent Power, June 2007 — The reliability, operation and life-expectancy of power equipment are all largely dependent on the constant supply of lubrication oil. Jules DeBaecke, ...
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New Universal Drive Sets Turnaround Records
Description: Industrial WaterWorld June, 2002 — A new Universal Cooling Tower Drive (UCT) is meeting the challenge of replacing cooling tower drives and spare parts in record time. The standard drive ...
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Preventive maintenance: an examination of the root causes of gearbox failure
Description: When equipment fails, often a plant manager's biggest concern is how to get the equipment running again. However, equally important to getting it back online is discovering 1) why the equipment ...
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Active Coils in a Spring
From: Newcomb Spring Corp.Description: The active coils are what make a spring a spring. We normally refer to the coils that open in an extension spring, the coils that deflect or close in a compression spring and the coils that twist or ...
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Determining Right Hand or Left Hand Spring Wind Direction
From: Newcomb Spring Corp.Description: The direction of wind of a spring can be determined by simply holding it in your hand with your fingers placed around the outside of the body and your thumb pointing straight up. If the last coil ends ...
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How to Measure a Spring's Initial Tension
From: Newcomb Spring Corp.Description: Measuring the amount of initial tension in an extension spring can be tricky and an often misunderstood process for those unfamiliar with spring manufacturing. Sometimes incoming inspectors will ...
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How to Measure a Spring's Initial Tension
From: Newcomb Spring Corp.Description: Measuring the amount of initial tension in an extension spring can be tricky and an often misunderstood process for those unfamiliar with spring manufacturing. Sometimes incoming inspectors will ...
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Initial Tension - What Is It?
From: Newcomb Spring Corp.Description: One of the least understood elements of spring design is initial tension in extension springs. So often designers will guess at the amount of force necessary to overcome this one time load, or they ...
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Clean and Neat
From: Schreiner ProTechDescription: For a long time, rubber or plastic plugs were typically used to protect ABS and ESP systems from in-process contamination before final assembly. This was a complex proposition. For automotive supplier ...
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Next Generation Carbon Synchronous Belts - Making Roller Chain Obsolete?
From: Gates CorporationDescription: Is a synchronous belt drive system really any match for a roller chain drive in high-torque applications? Thirty years ago one might have answered no, but that's not the case today. New materials, ...
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Color Matching
From: Lauren Manufacturing Co.Description: Color is an absolute must for some projects to be successful. Lauren offers EPDMs and other compounds in colors other than black. Our complete line of silicone capabilities allows Lauren to be ...
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RMA Tolerances
From: Lauren Manufacturing Co.Description: Selecting the right seal or gasket for a specific application involves knowing the answers to many questions about what your requirements might be. To help you in this process, the following tables ...
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Seal & Gasket Design
From: Lauren Manufacturing Co.Description: With thirty-five years of seal and gasket design experience, Lauren knows what you want. Vertically integrated from the ground up, we have tight control of our own materials and formulate high-quality ...
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The Right Adhesive
From: Lauren Manufacturing Co.Description: In most instances, the use of pressure sensitive adhesives can eliminate mechanical fastening systems, (staples, nails or retaining clips) and the inherent problems associated with them. PSA's ...
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What is Vibration Welding?
From: DukaneDescription: Linear vibration welding physically moves one of two parts horizontally under pressure, creating heat through surface friction that melts and welds the parts together. Compared to ultrasonic welding, ...
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The Ultimate Tapping Screw for Plastics
From: The Federal GroupDescription: The marketplace is flooded by offerings of some format of high performance self-tapping screw that claims to work better than anything else for threading into plastic. Most seem to have more than just ...
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Idle Asset Optimization: A Modern Means to Save on Capital Spending and Improve Return-On-Investment
From: EquipNet, Inc.Description: Much attention has been made during the early 2000's on improving the "supply chain" of companies. Ariba, Commerce One, SAP, I2, Oracle and many others have all seized upon this opportunity and have ...
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Innovative Fastener Thread Form Can Take the Heat and Vibration of Diesel Engines
Description: Imagine harnessing the heat energy of a blast furnace while keeping the vibrational equivalent of a jet fighter's acceleration in check. This is essentially what diesel engine designers worldwide must ...
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Aerospace Industry Turns to Innovative Fastener Thread to Keep the Mission from Falling Apart
Description: Extreme shock, G-force, vibration, and temperature cycles assault every jet, rocket, and spacecraft repeatedly during thousands of hours of operational use. True mission success depends on how ...
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Domestic and International Railway Manufacturers Combat Stress and Vibration with Innovative Fastener Thread Form
Description: Whether the challenge is getting a bearing adapter to reliably withstand tremendous force in a U.S. locomotive bogie frame, retrofitting Chinese track to handle a doubling of train speed, or cutting ...
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For Quick Production Changeover Innovative Fastener Thread Offers Nuts, Taps, and Wire Inserts
Description: Managers and engineers are understandably hesitant to change familiar production practices, but benefits to the bottom line through better joint integrity as well as streamlined assembly and ...
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Four Things Engineers Must Know About Locking Fasteners to Keep Their Products and Careers in the Fast Lane
Description: In the world of engineered components, let's face it, fasteners aren't the first thing engineers think about. They're not exciting, they're not sexy. They're commonly treated as routine. But choose ...
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From Medical Equipment to Implants, Innovative Self-Locking Fasteners Safeguard Reliability
Description: Failure is not an option when it comes to medical equipment. From critical or sensitive devices like lasers, MRI scanners, knee joints, and implantable pacemakers to instruments as straightforward as ...
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New Test Data Offers Resolution for Toughest Engineering Challenges
Description: For engineers combating vibrational loosening, axial-torsional loading, joint fatigue, and ther mal extremes, conventional fastening methods involving standard 60 degree threads have posed design ...
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Spiralock Fasteners Make Descent to Saturn's Largest Moon
Description: After a seven-year, two billion mile journey strapped to the side of the Cassini orbiter, the Huygens probe decelerated 12,000 mph in less than two minutes, before parachuting to the frozen surface of ...
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Taming Extreme Forces
Description: Extreme may be the new buzzword for dangerous sports and high-caffeine sports drinks, but for vehicle design engineers "extreme" has always been part of the job. "The challenge is to keep critical ...
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Twin Plant News Bazz Houston Revisited
From: Bazz Houston CompanyDescription: The past decade or so has seen an ever increasing number of large organizations shift manufacturing operations to lower cost countries. The scale of this movement has not abated. Few small companies, ...
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Solenoid Technical Information
Description: High reliability, long service life and high efficiency are all requirements that are met by Mechetronics solenoids through precision manufacture, tight tolerances and suitable surface treatment. ...
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EMKA Electronic Locking & Monitoring: System Summary
From: EMKA Incorporated
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EMKA Gasketing Products: 662 Gaskets
From: EMKA IncorporatedDescription: Fire resistant gasket for underground and transit applications ...
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EMKA Swing Handles
From: EMKA Incorporated
- Gearbox Repair and Application Review
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Inexpensive Hinges Can Cost More
From: EMKA Incorporated
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Connect/Disconnect Instructions for Silent Chain
Description: There are a number of industrial silent chain manufacturers in the United States and each produces different types of silent chain. Chains from different manufacturers differ in design and therefore ...
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Conveyor Maintenance Guidelines
Description: For maximum productivity and efficiency it is very important that the key elements in a glass conveying system be properly installed and maintained. In this discussion, the key elements are those ...
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Improved Glass Conveyor Chain for Higher Productivity
Description: For many years, Inverted tooth chain, also known as silent chain, has been used to transport glassware in both hot end and cold end applications. Providing a stable, flat and smooth, heat resistant ...
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Replacing Chains and Sprockets From Other Manufacturers
Description: Ramsey provides chains and sprockets that will replace or interchange with products from most manufacturers. The key to a successful interchange is correctly identifying the manufacturer and the size ...
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Tips for Maintaining and Improving Your Glass Conveying Line
Description: The importance of good alignment can't be overstated - misalignment increases the likelihood of excessive lateral guide wear, chain wear, increased maintenance, and shortened chain life. To align and ...
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Grease Plating
From: AST Bearings LLCDescription: MicroGrade Grease Plating is a proprietary lubrication process that is ideal for bearings used in ultra-low torque applications and is only available through AST Bearings. ...
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Shelf Life of Lubricants
From: AST Bearings LLCDescription: There are many misconceptions regarding the "shelf life" of the types of lubricants that are contained in the precision ball bearings. This article clears up many of these mis-understandings. ...
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The Importance of Bearing Grease Consistency
From: AST Bearings LLCDescription: This article from AST Bearings explains how the consistency of bearing grease can affect overall performance. ...
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CD® Coupling Provides Rigid Connection Between Speed Reducer and Servo Motor; Provides Backlash-Free Horizontal Pick-and-Place Motion in New Case Packer from Schneider Packaging Equipment Co.
From: Zero-MaxDescription: Brewerton, New York: Designing the first of its kind, automatic, 5-panel wrap around case packer for juice cups with simultaneous stacking of three high incoming juice cup lanes required a new ...
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CD® Coupling Smoothes Intermittent Motion in High-Speed Servo Powered Pouching System
From: Zero-MaxDescription: Battle Creek, Michigan: Servomotor powered indexing stations in automated pouching systems require accurate registration as they position, fill and heat seal completed pouches. Case in point are the ...
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Latest Rotary Fabricating and Die Cutting Systems By Pace Converting Equipment Co., Inc. Utilize CD® Couplings and Eliminate Backlash in System Drive Train
From: Zero-MaxDescription: Cleveland, Ohio: High speed rotary fabricating and die cutting machinery employ phase adjusting differentials connected by means of backlash-free CD® couplings from Zero-Max. The couplings damp ...
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New Blue Falcon Screen Printing System Utilizes Innovative CD® Coupling to Handle 2,000 In/Lb Torque Loads
From: Zero-MaxDescription: Greenville, South Carolina: Servomotor powered indexing print stations in high speed screen printing systems require accurate registration as they index, position, print and advance to the next ...
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OHLA™ Overhung Load Adaptors Improve Power Transmission Performance in Roadtec Cold Planer Used For Road Paving Operations
From: Zero-MaxDescription: Chatanooga, Tennessee: Repaving asphalt streets and highways requires heavy equipment including cold planers which cut 8 feet wide by 12 inch deep swaths in old asphalt surfaces in order to remove ...
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OHLA™ Overhung Load Adaptors Provide Motor Bearing Support in Rugged Forestry Shredders
From: Zero-MaxDescription: Plymouth, Minnesota: Forestry shredders used to reduce trees and shrubs to mulch employ Zero-Max OHLA Overhung Load Adaptors in their rotor power trains. Located between the hydraulic motor and ...
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ServoClass® Coupling Eliminates Backlash Potential in Integrated Seam Sealing Systems; Couplings Connect Servo Motors to Ball Screws
From: Zero-MaxDescription: Horsham, Pennsylvania: Precision sealing of integrated circuit packages at high speed requires a backlash-free motion system to produce the highest quality seal. These systems have digital sealing ...
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Spee-Dee Packaging Uses CD® Couplings To Handle High Speed, High Torque Motion in Auger Filling System for Food Products; Promotes Smooth, Accurate Operation of Quarter-Second Fill Cycles
From: Zero-MaxDescription: Sturtevant, WI: Auger systems using direct drive servo motors for blending and filling food pouches and packages are an improvement over stepper motor and traditional clutch/brake systems resulting in ...
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Winds Of Change Are Blowing For Couplings: Coupling Solves High Performance Requirements in Wind Turbines
From: Zero-MaxDescription: Minneapolis, Minnesota: The coupling needs for wind turbines pose problems that are beyond the performance specifications of standard offerings. And no wonder. Wind generators are big - really big. ...
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Air Bearing Basics
From: Nelson Air, a PI Company