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 |
| 4665577 | Methods of constructing modular bridges A method of constructing a modular bridge across a span comprises at least a first trestle on the home bank of the span, placing a first module of a modular launching rail on the trestle, connecting one or more subsequent launching rail modules to the lau... | 05/19/1987 |
| 4663793 | Methods of deploying a bridge of a particular construction A method of deploying a modular bridge across a span having a home bank and a far bank wherein a plurality of modular bridge sections are utilized includes providing a launching vehicle with a support for bridge launching. The method employs the steps of ... | 05/12/1987 |
| 4577087 | Apparatus for laser welding pipes and the like Laser welding apparatus includes a first mirror whose angle may be adjusted but which is fixed in position and on which a laser beam is incident. The first mirror reflects the laser beam onto a second mirror which may be rotated through at least 180° abo... | 03/18/1986 |
| 4521932 | Transportable bridge structure A bridge module comprises two longitudinal main girder structures and a central deck having a deck surface, said main girder structures being foldably connected are along each side of said central deck and being foldable between an operative position in w... | 06/11/1985 |