Manual application of a push type force to a handle actuates {HEAD ~ a cumulative timer circuit} for recording the elapsed time at which an exerted force exceeds {TAIL ~ a pre established threshold force} 
Manual application of a push type force to a handle actuates { HEAD ~ a cumulative timer circuit } for recording the elapsed time at which an exerted force exceeds { TAIL ~ a pre established threshold force }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL