Patent ID: 6283515
Filing Date: 2001-09-04
Classification: B64D,Y10T

Abstract:
A locking pin actuating mechanism, comprising:a housing,a motor in the housing having an output shaft,a flywheel connected to the motor,a clutch in the housing having an input shaft and an output shaft,clamping means in the clutch to limit the clutch to a single revolution of the output shaft,first gear means connecting the motor output to the clutch input,a locking pin comprising:a ram, anda fork;second gear means connecting the output of the clutch to the locking pins, said second gear means including:a clutch output gear,a gear driven by the clutch output gear,said driven gear including an eccentric cam formed on a side of said driven gear,the number of teeth of the clutch output gear being one half the number of teeth of the driven gear so as to cause the driven gear to rotate one half revolution for each revolution of the clutch output gear;said eccentric cam engaging the fork of the locking pin to move the locking pin between a first inserted position and a second extracted position upon rotation of the driven gear through one half revolution;tab means on said locking pin;switch means mounted in the housing to coact with the tab means to indicate the position of the locking pin;means to energize the motor to bring the motor and flywheel to operating speed; andmeans to actuate the clutch to produce a single rotation of the clutch output gear to rotate the driven gear to move the locking pin between said first and second positions.