Ink fountain assembly and blade adjusting means therefor

Claim 1

An ink fOuntain assembly comprising a fountain roller and a fountain blade assembly positioned in cooperative relationship with said roller, said fountain blade assembly including a plurality of coplanar contiguous keys extending throughout the length of said roller, individual adjusting means associated with each key for movement of the keys toward and away from said roller and a blade angularly disposed relative to a horizontal plane with one edge overlying at least a portion of said keys, each of said adjusting means including an elongated rod having two threaded sections with the pitch of one threaded section differing from the pitch of the other threaded section, a threaded opening in each of said keys to receive one of said threaded sections and fixed means engaging the other of said threaded sections whereby the rate of motion of a key with rotation of the rod is determined by the ratio of the pitches of said threaded sections, and said assembly further includes an elongated structure having a horizontally disposed recess in one edge slidably receiving said keys, a vertically disposed recess and a plurality of horizontally spaced rod receiving openings, said fixed means comprises a plurality of blocks disposed in said vertical recess with each block having a threaded opening extending therethrough.