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William Kolff obtained a patent for the soft shell mushroom shaped artificial heart.
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| Number | Title | Issue Date |
| 5280652 | Garment waistband construction A pantyhose or the like garment having a novel waistband construction comprising an anchor portion and an integrally knit wide band portion. The waistband is substantially wider than conventional waistbands, the anchor portion consisting of a narrow turne... | 01/25/1994 |
| 5280653 | Toilet-seat flush-valve operating device A toilet-seat flush-valve operating device has an energy transceiver, a connecting portion and a control portion. When adapted to conventional toilet equipment, the device serves to raise and lower the toilet seat automatically. If necessary, a flush-valv... | 01/25/1994 |
| 5280654 | Commode seat lid lift apparatus A gear housing includes a first gear axle parallel to a second gear axle, with the first axle in fixed communication with a lift lever to effect rotation of the first axle and associated first gears to effect rotation of second gears about the second axle... | 01/25/1994 |
| 5280655 | Bath A bath for invalids or elderly people has a sitting member 1 fixedly supported so that a sitting surface thereof is at a convenient height above floor level for a user to sit on, and a raisable and lowerable substantially rigid side surround 3 shaped to e... | 01/25/1994 |
| 5280656 | Convertible sofa/bed A convertible sofa/end table/bed structure having a sofa frame having a first and second pair of sofa legs, the sofa frame being adjacent to one side of an end table having a top member and an upright bed having an upper portion and a lower portion, the l... | 01/25/1994 |
| 5280657 | Sheet position adjustment assembly and method A sheet position adjustment assembly comprises a sheet that overlies a support element such as a mattress on a relatively moveable frame of an adjustable bed. A pair of lengthwise adjustable straps connect the sheet adjacent the head portion of the mattre... | 01/25/1994 |
| 5280658 | Slat grating insert for a bed An insert for a bed with a rigid support frame comprises a slat grating formed of spring slats extending transversely to the longitudinal axis of the bed. Each of the slats includes an upper and a lower strip of substantially equal length disposed on top ... | 01/25/1994 |
| 5280660 | Centrifugal extracting machine having balancing system There are disclosed an apparatus for and method of electronically balancing a machine for extracting fluids out of a load of liquid absorbent goods received in a rotatable drum by detecting the magnitude and location of the imbalanced load and injecting a... | 01/25/1994 |
| 5280661 | Digital wipe device for lenses and similar articles A digital wipe device is provided for lenses and similar articles which consists of a pair of sheaths in which the first sheath fits on a thumb of a hand and the second sheath fits on a finger of the hand. An interconnecting flexible member is connected t... | 01/25/1994 |
| 5280662 | Mobile tunnel surface cleaning machine There is disclosed a highway tunnel surface cleaning vehicle having an adjustable boom at generally the center of the vehicle that extends over the cab and which carries a brush assembly made up of an array of linearly aligned brush units, the units rotat... | 01/25/1994 |
| 5280663 | Scrubber guard A floor scrubbing apparatus has rotating pads and a flexible scrubber guard that encompasses the scrubber during floor scrubbing operations. The scrubber guard protects a work area from contact damage and liquid splash. The scrubber guard comprises a flex... | 01/25/1994 |
| 5280664 | Disposable household cleaning devices The invention relates generally to a disposable household cleaning device and more specifically to disposable dustmop covers and broom covers. The present invention is made of soft, non-abrasive material to insure that the surface being cleaned is not scr... | 01/25/1994 |
| 5280665 | Non-contacting automotive dryer control circuit A drying apparatus (10) for a vehicle washing system maintains blower air bags (18) a predetermined distance from the vehicle without contacting same providing forced air against the vehicle. Ultrasonic sensors (66) are provided on front and back sides of... | 01/25/1994 |
| 5280666 | Squeegee apparatus for a vacuum cleaner system A squeegee apparatus for a vacuum cleaner system. The apparatus includes a main body portion having an integrally formed neck portion operable to releasably connect to a wand of the vacuum cleaner system. The main body portion forms a manifold and include... | 01/25/1994 |
| 5280667 | Collection devices The present specification discloses a collection device comprising an elongate duct for conveying loose material towards a downstream region thereof from a collection mouth at an upstream end thereof. at least one air outlet is disposed adjacent the colle... | 01/25/1994 |
| 5280668 | Desoldering tool with replaceable tip apparatus A replaceable tip for a hand held vacuum stroke desoldering tool. The tip or nozzle element is retained in a bore, in the otherwise closed front end of the tool, by a rear retaining shoulder and a forward compressible skirt-like barb which when radially c... | 01/25/1994 |
| 5280669 | Buckle unit When the connection of the buckle main body A with the tongue is to be released during normal operation, the operating member is operated and is moved to the position where the engagement of the tongue with the latch member can be released. In this case, ... | 01/25/1994 |
| 5280670 | Apparatus for repairing a transport pipe This describes an apparatus for repairing a plastic transport pipe with a defective section while the pipe is under pressure. A pressure vessel encloses the defective section and seals with the pipe. The defective section is cut in two and the defective s... | 01/25/1994 |
| 5280671 | Process and device for clamping tools in a clamping chuck The invention indicates a device and a process for clamping tools in a clamping chuck which possesses a shrinkage segment (14) to receive the tool, with a heating apparatus (26), preferably designed as a gas burner, being associated with the shrinkage seg... | 01/25/1994 |
| 5280672 | Apparatus for making cam shafts An apparatus for making cam shafts wherein a plurality of cam lobes (12) are positioned along a hollow tubular shaft (18) and are subsequently secured thereto by expanding the shaft (18) outward, into engagement with the cam lobes (12). The shaft (18) is ... | 01/25/1994 |
| 5280673 | Electromagnetic bolt insertion system The bolt insertion apparatus includes a driver which is partially contained within an interior volume defined by an inner cylindrical sleeve which is secured at its front end to a forward mass portion of the apparatus. An actuator coil is also positioned ... | 01/25/1994 |
| 5280674 | Apparatus for attaching a surgical needle to a suture An apparatus for attaching a shrinkable tubing to a surgical needle and a heat labile suture is provided. The apparatus includes a mechanism for desensitizing the tip of the heat labile suture along with a mechanism for situating a shank portion of the ne... | 01/25/1994 |
| 5280675 | Camshaft and method of making a camshaft A camshaft and method of manufacturing thereof wherein the camshaft has a plurality of thick wall sections and a plurality of thin wall sections. Axially spaced cams are mounted on a hollow tube about the thick wall sections. The thick wall sections are d... | 01/25/1994 |
| 5280676 | Apparatus for removing shingles and nails from a roof An apparatus for removing shingles and nails from a roof has a hollow handle portion and a replaceable blade portion attached to the handle portion. The blade portion has a front edge, a plurality of first teeth tapered downwardly away from the front edge... | 01/25/1994 |
| 5280677 | Positioning mechanism A positioning device, includes a first positioning portion for moving an article in a direction substantially perpendicular to a predetermined plane and/or in a direction inclined with respect to the predetermined plane; a second positioning portion for m... | 01/25/1994 |
| 5280678 | Method and apparatus for monitoring the processing of a material A method and apparatus are provided for determining a process parameter of a material in a processing system having two containers. The material being monitored is disposed in one container and a single thermal energy control device is applied to both con... | 01/25/1994 |
| 5280679 | Apparatus and method for drying nail polish An improved fingernail or toenail dryer that uses air cooled almost to freezing directed at nails that have been recently polished. The palm of the hand or sole of the foot thus being treated rests on a plate heated to a temperature sufficient to maintain... | 01/25/1994 |
| 5280680 | Sole with resilient cavity A sole member for an article of footwear, comprises a sheet of resilient material displaying cushioning and memory properties. The sheet has a generally longitudinal cavity with outwardly flared sidewalls that deflect horizontally in the presence of a dow... | 01/25/1994 |
| 5280681 | Ironing device with pressure applying hinged arm An ironing device includes a seat having a front portion and a rear portion, a base disposed on the rear portion of the seat, an arm pivotally coupled to the front portion of the seat, a board disposed on the rear portion of the arm and movable toward the... | 01/25/1994 |
| 5280682 | Ornament and display rotator An ornament and display rotator has a reduction geared rotational shaft (3) of a miniature motor (2) extended from an apex (4) of a cone-shaped housing (1). Ornament and display attachment means (14, 17, 18, 23, 24, 51) adaptable to a wide variety of orna... | 01/25/1994 |
| 5280683 | Firing mechanism with pivoting sear This invention relates to hand-held light weapon firing devices. To resolve the present problem of the excessive length of the work travel of the firing device trigger, with large frictional surface resistance between the blocking iron and the track, thus... | 01/25/1994 |
| 5280684 | Insect killing receptacle cover An insect killing receptacle cover whereby odors emanating from a chemical insect-attractant means placed within the receptacle will draw insects through access holes in the cover and in contact with an electrical means where they will be killed attemptin... | 01/25/1994 |
| 5280685 | Mobile plant chemical application devices A device for attachment to a tractor or similar vehicle for safe spray application of liquid chemicals around trees or like plants basically includes an elongated boom unit and a multinational spray unit pivoted by its inboard end on the boom unit, formed... | 01/25/1994 |
| 5280686 | Sliding window or door arrangement A sliding door system includes an outer frame, a fixed door panel and a sliding door panel. The outer frame is formed from four frame elements of the same profile which can thus be mitered and connected by corner inserts. The sliding door panel sits on a ... | 01/25/1994 |
| 5280687 | Extended awning for slide-outs A retractable awning for recreational vehicle slide-outs prevents rain, snow and other debris from collecting on the roof of the slide-out. The awning is provided with an inner edge secured to the adjacent wall of the recreational vehicle immediately abov... | 01/25/1994 |
| 5280688 | Recycling apparatus A self-contained chute includes a hood directed through a dwelling wall, with the hood including a first and second respective conduit aligned with a direction chute formed with a chute first and second conduit, with the direction chute fixedly mounted to... | 01/25/1994 |
| 5280689 | Composite cladding panel A composite cladding panel for application primarily to the exterior of buildings, comprises a core layer of lightweight insulating foam proving a thermal insulation of at least R10, said insulating foam being encapsulated in a layer of fluid impermeable ... | 01/25/1994 |
| 5280690 | Wall stone plate fixing attachment A wall stone plate fixing attachment for fixing stone plates securely on a wall, comprising a position base fixed on a wall surface, a position head of a perferably hexagonal shape having a female-thread to engage a male-thread of the position base and an... | 01/25/1994 |
| 5280691 | Slab lining Tiles, particularly for a liquid-tight and or acid- and alkali-resistant floor and wall covering. The covering has improved setting and service properties so that they are easy to set while voids are avoided, their leak-proof nature being of a high and lo... | 01/25/1994 |
| 5280692 | Water shield reinforcing member for floor joists A water shield, reinforcing device for insertion over a top edge of a joist member and useful for supporting a wood deck or other outdoor structure which may be exposed to water. The device includes an elongate channel of rectangular cross section which h... | 01/25/1994 |
