Vehicle seat track

Claim 1

A SLIDELESS SEAT SUPPORTING AND ADJUSTING DEVICE COMPRISING A STATTIONARY MEMBER HAVING A PAIR OF SLOTS THEREIN, ONE SLOT AT EACH END PORTION OF SAID STATIONARY MEMBER, A MOVABLE FRAME MEMBER FOR SUPPORTING THE SEAT, SPACED GUIDE LINKS INTECONNECTING SAID MEMBERS, SAID GUIDE LINKS BEING PIVOTED AT ONE OF THEIR ENDS TO SAID MOVABLE FRAME MEMBER, PIN MEANS ON THE OTHER ENDS OF SAID GUIDE LINKS SLIDABLY RECEIVED IN SAID SLOTS, SPACED SUSPENSION LINKS PIVOTED ON ONE OF THEIR ENDS TO SAID STATIONARY MEMBER AND ON THE OTHER ENDS TO INTERMEDIATE PORTIONS OF SAID GUIDE LINKS, SAID MOVABLE FRAME MEMBER BEING MOVABLE FORE AND AFT RELATIVE TO SAID STATIONARY MEMBER IN A SUBSTANTIALLY STRIGHT LINE THROUGH THE MOVEMENT OF THE AFORESAID LINKS, THE TOP EDGE OF SAID STATIONARY MEMBER BEING SUBSTANTIALLY STRAIGHT, LATCH MEANS PROVIDED BETWEEN SAID MEMBERS TO LOCATE SAID MOVABLE FRAME MEMBER IN A SELECTED ADJUSTED POSITION, SAID LATCH MEANS COMPRISING A PLURALITY OF LONGITUDINALLY SPACED VERTICALLY ARRANGED UPWARDLY OPENING ELONGATED NOTCHES IN THE TOP EDGE OF SAID STATIONARY MEMBER AND A LOCKING LEVER PIVOTALLY CARRIED BY SAID MOVABLE FRAME MEMBER, SAID LEVER INCLUDING A SUBSTANTIALLY HORIZONTAL BASE PIVOTALLY CONNECTED TO THE UNDER SIDE OF SAID MOVABLE FRAME MEMBER BY MEANS OF A VERTICALLY MOUNTED PIVOT PIN, SAID BASE HAVING A PAIR OF DOWNWARDLY EXTENDING TEETH AT OPPOSITE SIDES OF SAID PIVOT PIN SELECTIVELY ENGAGEABLE WITH A PAIR OF SAID NOTCHES SO AS TO LOCATE SAID MOVABLE FRAME MEMBER IN A SELECTED ADJUSTED POSITION, SAID TEETH BEING SPACED APART A DISTANCE SPANNING A PLURALITY OF SAID NOTCHES, SAID LEVER BEING ROTATABLE IN A HORIZONTAL PLANE IN ONE DIRECTION TO URGE SAID TEETH OUT OF ENGAGEMENT WITH A PAIR OF SAID NOTCHES TO THEREBY PERMIT ADJUSTMENT OF SAID MOVABLE FRAME MEMBER, AND RESILIENT MEANS BIASING THE TEETH OF SAID LATCH IN THE OPPOSITE DIRECTION INTO THE OPPOSITE PAIR OF NOTCHES.