Typewriter employing slides to removably and magnetically hold individual type elements

Claim 1

TYPEWRITER APPARATUS COMPRISING A PERMANENTLY MAGNETIZED HAMMER OPERABLE TOWARD AND AWAY FROM A PRINTING POINT, A PLURALITY OF SLIDES NORMALLY POSITIONED OUT OF THE PATH OF SAID HAMMER, SAID SLIDES HAVING OPENINGS THEREIN DEFINED BY PERMANENTLY MAGNETIZED MATERIAL, TYPE MAGNETICALLY RETAINED IN SAID OPENINGS, A PLURALITY OF KEY LEVERS, MEANS OPERABLE IN RESPONSE TO THE DEPRESSION OF A KEY LEVER FOR SELECTIVELY POSITIONING AN ASSOCIATED SLIDE THEREBY TO PLACE A SELECTED TYPE CARRIED THEREBY INTO THE PATH OF SAID HAMMER, A POWER SOURCE, A CAM SHAFT, CLUTCH MEANS RESPONSIVE TO THE DEPRESSION OF A KEY LEVER FOR CONNECTING A CYCLE OF SAID SOURCE TO SAID CAM SHAFT, MEANS ASSOCIATED WITH SAID CAM SHAFT FOR EFFECTING THE OPERATION OF SAID HAMMER THROUGH A POSITIONED SLIDE OPENING WHEREBY THE TYPE THEREIN IS DRIVEN AND MAGNETICALLY HELD BY SAID HAMMER TO EFFECT PRINTING, SAID MEANS EFFECTING RETRACTION OF SAID HAMMER AFTER PRINTING THEREBY TO REDEPOSIT SAID TYPE IN SAID SLIDE, AND MEANS ASSOCIATED WITH SAID CAM SHAFT OPERATIVE TO RESET SAID SELECTED SLIDE.