Heavy and stiff Principles affected Force Related pages   Background Air power tools require a hose that in some circumstances can make the job unnecessarily more […]

Principles affected Posture Force Motions Fatigue Pressure points Related pages Straps Background The triggers on some power tools, especially older models, have been found to require […]

Principles affected Force Motions Environment (vibration) Related pages   Background An often-neglected aspect of hand tools is having proper systems in place to insure optimal use.  […]

Heavy and off balance Principles affected Posture Force Reach Fatigue Related pages Supports and counterbalances   Background Many hand tools are heavy to hold for long […]

Too large Non-functional Principles affected Posture Force Fatigue Pressure points Clearance Related pages Hand tools Triggers Orientation Background The primary interface (and often the only interface) […]

Lifting and handling Principles affected Posture Force Height Related pages Material handling Carts Lifter-transporters Lift trucks Hoists Background Spools (or reels or coils) of wire, cables, […]

Overhead reach Principles affected Posture Reach Height Motions Related pages Material handling Hoists Dumpers Workstations Platforms Background Parts hoppers provide an efficient technique for feeding materials […]

Heavy, hard to hold, hard to maneuver Principles affected Force Related pages Material handling  Dumpers Fork trucks  Lifter-transporters Background There are two interrelated issues: (1) moving […]

“Walkie” lift truck Principles affected Posture Force Height Related pages Material handling Lifts Lifter/transporters Carts Background Lift trucks constitute one of the most common examples of […]