Planning board

Claim 1

A planning board comprising at least two separately removable laterally abutting flat board elements, each board element having a substantially rectangular configuration when viewed in plan and including a base plate, a plurality of clamping ledges horizontally arranged in parallel rows and attached to each of said base plates, said clamping ledges being adapted to removable receive planning strips therein, the rows of clamping ledges on one of said boards being in horizontal abutting alignment with the rows of clamping ledges on the next adjacent abutting board element, so that planning strips positionable within said aligned clamping ledges extend across abutting board elements, said planning board having a guide recess at the abutting edge of one of said adjacent board elements, said guide recess extending substantially orthogonally across said clamping ledges of said board element and at least up to the base plate, said guide recess being adapted to receive and guide a cutting tool therein whereby planning strips horizontally extending from one board element to an adjacent abutting board element can be severed thus permitting the removal of one of said board elements without disturbing the planning strips positioned there within or within the adjacent abutting board element, said planning board further having means whereby said board elements can be detachably secured in an aligned arrangement to a support.