A magnetically soft body that includes an electrically conductive surface is shiftable between {HEAD ~ a first position} where the body is in simultaneous contact with the first and second switching contacts, and a second position where the body is out of {TAIL ~ contact} with at least one of the first and second switching contacts 
A magnetically soft body that includes an electrically conductive surface is shiftable between { HEAD ~ a first position } where the body is in simultaneous contact with the first and second switching contacts , and a second position where the body is out of { TAIL ~ contact } with at least one of the first and second switching contacts
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH