Apparatus for automating the formation of a covering on the carcass of a mattress
AssigneePermaflex, Ltd.
InventorVittorio Pofferi
Life of this patent
Estimating the term…
Abstract
The tape-like facing band is fitted annularly around the carcass (M) and the front surface of the casing is supported on said carcass, which is received in a containing structure (3) with a boundary edge (3B) from which the carcass and the facing band partially project; a guide rail (7,9) extends around said edge for a supporting carriage (20) which has orientable rollers (24) for passing over the curves at the corners and is motorized; a further trolley (42) is movable on said rails and connected to said supporting carriage by an articulation (40); a cutter (18) is capable of acting in a position in front of that of the stitcher.
Claims8
An apparatus for forming a cover casing on a mattress body, comprising:
- containment means for positioning the mattress body with a tape-like facing band arranged annularly about the mattress body and with a casing front surface supported on the mattress body, said containment means including a boundary edge, from which boundary edge, the mattress body and the tape-like facing edge extend;
- guide rail means including a guide extending around said edge and a rack extending around said edge;
- a supporting carriage;
- roller means for supporting said carriage through engagement with said guide rail means, said roller means including roller elements orientable for passing over curves of said guide rail, formed at corners of said containment means and including toothed wheel elements engaging said rack;
- a trolley movable on said rail means, said trolley being connected to said supporting carriage by an articulation;
- stitcher means positioned on one of said supporting carriage and said trolley;
- and, cutter means positioned on one of said supporting carriage and said trolley, said cutter means acting in a position in front of said stitcher means.
Dependencies are inferred from the claim text.