Electric stapler

Claim 1

AN ELECTRIC STAPLE APPARATUS COMPRISING A BASE MEMBER; A FIXTURE MOUNTED SUBSTANTIALLY IN THE MIDDLE OF SAID BASE MEMBER; AN ELECTROMAGNET MOUNTED ON SAID FIXTURE HAVING AN ARMATURE WHICH IS MOVABLE HORIZONTALLY; A SUBSTANTIALLY L-SHAPED STAPLE MAGAZINE SUPPORTED ON STICK BASE MEMBER HAVING A CASE, ADAPTED TO RECEIVE A STICK OF STAPLES, SLIDABLY INSERTED IN A FRONT OPENING THEREOF; A STAPLE DRIVE SLIDABLY FITTED TO A HEAD PORTION OF SAID L-SHAPED STAPLE MAGAZINE, SAID STAPLE DRIVER BEING ACTUATED TO DRIVE ONE OF THE STAPLES INTO SHEETS OF PAPER TO BE FASTENED TOGETHER; A BELL-CRANK SUPPORTED BY SAID STAPLE MAGAZINE AND PIVOTABLE ABOUT THE CENTER THEREOF, OPPOSITE ENDS OF SAID BELL-CRANK BEING CONNECTED WITH SAID ARMATURE OF SAID ELECTROMAGNET AND SAID STAPLE DRIVER, RESPECTIVELY; A LEAF SPRING HAVING A PAW AND SECURED AT ON END TO A SIDE WALL OF SAID STAPLE MAGAZINE; A NOTCH FORMED IN A SIDE WALL OF SAID SLIDING CASE, SAID PAW EXTENDING THROUGH A HOLE FORMED IN SAID SIDE WALL OF SAID STAPLE MAGAZINE RELEASABLY ENGAGING WITH SAID NOTCH; A PIN ASSOCIATED WITH A PUSH BUTTON PROJECTING FROM THE SIDE OF SAID BASE MEMBER AND BEARING AGAINST THE OTHER END OF SAID LEAF SPRING; A STAPLE FOLLOWER FITTED SLIDABLY INTO SAID SLIDING CASE FOR PRESSING EN END OF SAID PLURALITY OF STAPLE, A SPRING RESILIENTLY BEARING AGAINST SAID STAPLE FOLLOWER; A LAMP FOR INDICATING PRESENCE OF THE STAPLES WITHIN SAID SLIDING CASE; A MICROSWITCH FOR ENERGIZING SAID INDICATING LAMP ACCORDING TO THE POSITION OF SAID STAPLE FOLLOWER IN SAID SLIDING CASE; A GUIDE PLATE MOUNTED ON A SIDE WALL OF SAID FIXTURE FOR MOVEMENT IN HORIZONTALY DIRECTION; A CHANGE-OVER SWITCH MOUNTED ON SAID GUIDE PLATE FOR ENERGING AN ELECTROMAGNETIC RELAY, A DEPENDING LEVER ON SAID GUIDE PLATE ACTUATED BY THE INSERTION OF THE SHEETS OF PAPER TO BE FASTENED, SAID LEVER ACTUATING SAID CHANGEOVER SWITCH UPON BEING ACTUATED, SAID ELECTROMAGNETIC RELAY BEING ARRANGED IN THE REAR PORTION OF SAID BASE MEMBER; A RACK FORMED IN SAID GUIDE PLATE; AN ADJUSTING SHAFT HAVING A GEAR WHEEL MOUNTED ON ONE END THEREOF AND MESHING WITH SAID RACK, SAID ADDJUSTING SHAFT BEING ROTATABLY MOUNTED IN SAID FIXTURE, A LOCKING MECHANISM FOR FIXING SAID ADJUSTING SHAFT IN ANY ONE OF PREDETERMINED ANGULAR POSITIONS; AN INSULATOR PALTE MOUNTED IN THE REAR PORTION OF SAID BASE MEMBER, A CAPACITOR, A CHARGING RESISTOR, A DISCHARGING RESISTOR AND A RECTIFIER MOUNTED ON SAID INSULATOR PLATE, SAID COIL OF SAID ELECTROMAGNET BEING CONNECTED ACROSS TERMINALS OF A POWER SOURCE THROUGH A CONTACT OF SAID ELECTROMAGNETIC RELAY, SAID ELECTROMAGNET RELAY HAVING A COIL CONNECTED ACROSS SAID TERMINALS OF SAID POWER SOURCE IN SERIES WITH SAID CAPACITOR, SAID CHANGE-OVER SWITCH, SAID RECTIFIER, SAID MICROSWITCH AND SAID CHARGING RESISTOR, SAID DISCHARGING CAPACITOR RESISTOR BEING CONNECTED ACROSS SAID CAPACITOR THROUGH SAID CHANGE-OVER SWITCH, SAID LAMP FOR INDICATING PRESENCE OF THE STAPLES WITHIN SAID SLIDING CASE BEING CONNECTED ACROSS SAID TERMINALS OF SAID POWER SOURCE; A TRANSPARENT BODY FOR TRANSMITTING LIGHT EMITTED BY SAID LAMP AND CASING SECURED TO SAID BASE MEMBER FOR COVERING ALL OF THE ABOVE DESCRIBED COMPONENTS OF SAID ELECTRIC STAPLER APPARATUS.