Knock-down bicycle

Claim 1

IN A BICYCLE FRAME HAVING A STEEEING POST AND A SEAT POST, THE IMPROVEMENT OF A SEPARABLE REACH BAR EXTENDING BETWEEN AND JOINING SAID POSTS, SAID REACH BAR HAVING A FIRST PORITON CARRIED BY AND CONNECTED TO THE STEERING POST AND A SECOND PORTION CARRIED BY AND CONNECTED TO SAID SEAT POST, ONE OF SAID PORTIONS HAVING A FEMALE PART AND THE OTHER OF SAID PORTIONS HAVING A MALE PART, AND PARTS BEING NON-CIRCULAR IN CROSS-SECTION AND BEING INTERENGAGEABLE TO JOIN SAID PORTIONS AND TO PREVENT ROTATION OF ONE OF SAID PORTIONS RELATIVE TO THE OTHER ON THEIR RESPECTIVE AXES, SAID FEMALE PART HAVING DISPOSED ALONG THE BOTTOM WALL THEREOF A BOSS PROJECTING INWARDLY THEREOF, SAID MALE PART HAVING A RECESS IN THE BOTTOM WALL THEREOF DIMENSIONED FOR COMPLEMENTARILY ACCOMMODATING SAID BOSS, THE HEIGHT OF SAID BOSS ABOVE SAID BOTTOM WALL OF FEMALE PART BEING SO RELATED TO THE VERTICAL THICKNESS OF SAID MALE PART ABOVE SAID BOSS THAT SAID MALE PART MAY BE INSERTED LONGITUDINALLY TO LOCATE THE SAID RECESS ABOVE SAID BOSS AND THE MALE PART MOVED TOWARD SAID BOTTOM WALL OF THE FEMALE PART TO POSITION SAID BOSS IN SAID RECESS FOR PREVENTING LONGITUDINAL WITHDRAWAL OF THE MALE PART FROM SAID FEMALE PART, AND A LOCKING MEMBER CARRIED BY SAID FEMALE PART AND SELECTIVELY MOVABLE INWARDLY OF SAID FEMALE PART DOWNWARDLY AGAINST SAID MALE PART TO MAINTAIN THE SAID BOSS IN THE SAID RECESS AND THEREBY LOCK THE MALE PART IN SAID FEMALE PART.