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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 |
| 5494028 | Medical ventilator A medical ventilator having a valve which controls the flow of gas from a pressurized gas source to a patient for inhalation. Flow through the valve is choked and pressure upstream of the valve is held stable so that a known relationship exists between th... | 02/27/1996 |
| 5474062 | Medical ventilator A medical ventilator having a valve which controls the flow of gas from a pressurized gas source to a patient for inhalation. Flow through the valve is choked and pressure upstream of the valve is held stable so that a known relationship exists between th... | 12/12/1995 |
| 5072729 | Ventilator exhalation valve A valve in a medical ventilator opens and closes as is needed to permit venting of respiratory gases from a patient to the atmosphere. Changes in position of the valve are caused by a stepper motor, which is joined to the valve by a mechanical linkage. Th... | 12/17/1991 |
| 5014694 | Ambient pressure air/oxygen blender A gas blender for use with home ventilation equipment where pressurized oxygen is mixed with ambient air, in which a double ended poppet cooperates with two valve seats which are configured and orientated so that axial motion of the double ended poppet si... | 05/14/1991 |
| 4993269 | Variable orifice flow sensing apparatus An apparatus for detecting fluid flow by obtaining a differential pressure across an obstruction in a fluid conveying channel. The obstruction is hingably connected to the housing of the channel. The connection is of a width substantially less than the pe... | 02/19/1991 |
| 4794922 | Ventilator manifold A ventilator for providing artificial respiration to a patient has a plurality of pneumatic components mounted on a manifold. The manifold is a one piece aluminum casting having a base with ducts formed therein to permit fluid communication between the pn... | 01/03/1989 |
