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An automatic bed maker which uses the expansion of inflatable bladder to straighten, align, and tuck-in bed-cover assembly.
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| Number | Title | Issue Date |
| 6289953 | Splitting apparatus An apparatus for splitting a wood board into two separate sheets, comprising a pair of parallel drive shafts rotatable in the opposite directions, a series of toothed wheels fixed on each of the drive shafts at a predetermined spaced interval, each toothe... | 09/18/2001 |
| 4083390 | Grooving of sheet material A machine for cutting grooves in workpieces, particularly in sheet form, having at least one fixed cutter, support means for supporting the workpiece against the cutter and means for moving the workpiece relative to the cutter and support means. The cutte... | 04/11/1978 |
