Universal inverted flexure
Flexure block fabricated from single piece of material minimizes effect of temperature changes and prevents overstressing of the flexing element.
Hadland, W. O.↗
Engineering topics
Hadland, W. O.
Publications and source records attributed to Hadland, W. O..
Adjustable support spring
Restraining spring mechanism acting against a force has adjustable spring constant, and its performance is not affected by changes in ambient pressure. Natural frequency of device is varied by changing absolute pressures within bellows and may be tuned to prevent coupling while maintaining a given spring constant.
Hadland, W. O.↗
Thumb-actuated control device
Rotary potentiometer device on the spoke of an aircraft steering wheel provides servo control of certain flight characteristics with no visual attention and a minimum of operational movement.
Hadland, W. O.↗
Control device Patent
Device for controlling rotary potentiometer mounted on aircraft steering wheel or aileron control
Hadland, W. O.↗