Power-driven apparatus for oppositely reciprocating a pair of spaced members

Claim 1

A POWER-DRIVEN APPARATUS FOR OPPOSITELY RECIPROCATING A PAIR OF SPACED APPLICATORY MEMBERS, COMPRISING: A PAIR OF APPLICATORY MEMBERS, EACH HAVING A LONGITUDINAL SLIDE MEMBER CONNECTED THERETO AND EACH HAVING A REARWARDLY DIRECTED ATTACHMENT SHANK PORTION; A LONGITUDINAL GUIDE MEANS HAVING A PAIR OF LATERALLY SPACED, PARALLEL, LONGITUDINALLY DIRECTED GUIDE SLOTS DEFINED THEREIN SLIDABLY LONGITUDINALLY RECEIVING AND RETAINING THEREIN CORRESPONDING ONES OF SAID LONGITUDINAL SLIDE MEMBERS; RECIPROCATION MEANS POSITIONED IN EFFECTIVE DRIVING AND RECIPROCATING RELATIONSHIP WITH RESPECT TO ONE OF SAID ATTACHMENT SHANK PORTIONS OF ONE OF SAID APPLICATORY MEMBERS OF FOR LONGITUDINALLY RECIPROCATING SAME WITH RESPECT TO SAID LONGITUDINAL GUIDE MEANS, AND IN 180 DEGREE OUT OF PHASE DRIVING AND RECIPROCATING RELATIONSHIP WITH RESPECT TO THE OTHER ATTACHMENT SHANK PORTION OF THE OTHER APPLICATORY MEMBER FOR LONGITUDINALLY RECIPROCATING SAME WITH RESPECT TO SAID LONGITUDINAL GUIDE MEANS IN EXACT POSITION TO THE RECIPROCATION OF SAID FIRST-MENTIONED APPLICATORY MEMBER, SAID RECIPROCATION MEANS BEING PROVIDED WITH DRIVING CONTROLLABLY ENERGIZEABLE AND DE-ENERGIZABLE ELECTRIC MOTOR MEANS COUPLED THERETO, SAID RECIPROCATION MEANS COMPRISIN A PAIR OF CAM MEMBERS HAVING PROJECTING ECCENTRIC CAM LOBE PORTIONS POSITIONED IN 180 DEGREE PHASE-DISPLACED RELATIONSHIP WITH RESPECT TO EACH OTHER AND MOUNTED FOR SIMULTANEOUS ROTATION IN EFFECTIVE ROTATING ENGAGEMENT WITH RESPECT TO THE CORRESPONDING ONES OF SAID ATTACHMENT SHANK PORTIONS OF SAID APPLICATORY MEMBERS; AND A PAIR OF COUPLING BLOCK MEMBERS, EACH EFFECTIVELY RECEIVING AND BE ING EFFECTIVELY COUPLED WITH RESPECT TO A CORRESPONDING ONE OF SAID ATTACHMENT SHANK PORTIONS OF SAID APPLICATORY MEMBERS AND EACH HAVING A REAR ABUTMENT CAM FOLLOWER SURFACE COOPERABLE WITH THE CORRESPONDING CAM MEMBER FOR FORCIBLE FORWARD MOVEMENT THEREBY; SAID CAM MEMBER HAVING INNER SURFACES WHICH ARE EFFECTIVELY BEVELLED AND EFFECTIVELY PROVIDED THEREON WITH BEVEL FEAR MEANS, SAID DRIVING MOTOR BEING PROVIDED WITH A DRIVING BEVELLED GEAR SIMULTANEOUSLY ENGAGING THE BEVEL GEAR MEANS OF EACH OF SAID CAM MEMBERS FOR SIMULTANEOUSLY ROTATING SAME IN OPPOSITE DIRECTIONS.