Apparatus for preparing furniture backs and cushions for tufting
OwnerBenjamin F. Dockery, Jack H. Masoninventors
Life of this patent
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Abstract
A horizontally reciprocal table carrying a foam rubber or polyurethane slab on the surface thereof is indexed past a vertically reciprocal operating head having mounted thereon a plurality of sets of rotary cutters and saws, each set, when operated, forming a portion of a prescribed pattern, whereby as the slabs index past the operating head selected sets of cutters and/or saws are activated in response to a switch means engaged by activating elements on said table to form holes or slots in said slab according to said prescribed pattern.
Claims4
A method for automatically forming holes entirely through and slots partially through the thickness of foam rubber slabs for subsequent use in upholstered cushions for furniture seats and backs according to a prescribed pattern, comprising the steps of:
- a. positioning a slab to be formed on a horizontally reciprocal table;
- b. indexing said table past a vertically reciprocal operating head;
- c. moving selected rotary cutting tools and side slot sawing tools into operative engagement with said slab at the end of selected indexing strokes according to a prescribed sequence;
- d. repeating step (c) until the pattern is formed;
- and
- e. returning said table to its initial position.
Dependencies are inferred from the claim text.