The primary automotive application of the lock-up theory was Packard's Ultramatic transmission, launched in 1949, which locked up the converter at cruising speeds, unlocking if the throttle was floored for rapid acceleration or as the vehicle slowed. The control of the oil force while in the lock-up clutch is done https://torqueconverterclutch96318.blogadvize.com/41462653/top-guidelines-of-torque-converter-clutch