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| Patent # | Description |
|---|---|
| US-4,493,694 |
Surgical pre-aspirator In a apparatus for aspirating material into an opening into a passage and along the passage, the apparatus has at least one additional opening or orifice for... |
| US-4,493,693 |
Trans-membrane pressure monitoring system A monitoring system for monitoring trans-membrane pressure in plasmapheresis apparatus utilizing a microporous membrane type filter includes first and second... |
| US-4,493,692 |
Blood gas concentration control apparatus and method Novel methods and apparatus are provided for regulating the concentrations of oxygen and carbon dioxide in blood during extracorporeal cardiopulmonary bypass.... |
| US-4,493,691 |
Device for performing plasmapheresis by centrifugation The device comprises a rotor formed with a circumferential groove including a widening with an apertured bottom whereat two monitoring stroboscopes are arranged,... |
| US-4,493,690 |
Cam activated anti-dog-ear device This invention provides an apparatus for quarter folding sheet products such as newspapers and the like, which includes a pair of cooperating fold rolls, a sheet... |
| US-4,493,689 |
Process and equipment for making zigzag folds in loops of a continuous
feed of flexible sheeting Process for making zigzag folds in loops of a continuous feed of flexible sheeting, especially textile sheeting, so that the sheeting (9) is drawn in with a... |
| US-4,493,688 |
Paper roll feed rack for processing machine Improved apparatus for producing continuous form stationery by creasing a strip of paper along lines of weakening formed therein. The apparatus includes a frame,... |
| US-4,493,687 |
Arrangement for the raising and transporting of packing container blanks An arrangement for the raising and transporting of packing container blanks is used in a packaging machine of the type which converts tubular packing container... |
| US-4,493,686 |
Apparatus for pulling tube ends open to form base squares of
cross-bottom sacks In apparatus for pulling tube ends open to form base squares in the production of large cross-bottom sacks, table plates are disposed parallel to the plane of... |
| US-4,493,685 |
Method of making tubular bag In making a tubular bag, a first band of thermosetting glue is printed across the length of a web, and a second and third band of such glue is printed on the... |
| US-4,493,684 |
Method for making partially separated multibags There is provided a method for making a supply of partially separated multibag units, comprising first passing a perforated chain of side-sealed bags through a... |
| US-4,493,683 |
Method of manufacturing bag-like packaging blanks provided with closure
ribbons The present invention relates to a method of manufacturing bag-like packages of flexible material, in which each package is so arranged as to have a number of... |
| US-4,493,682 |
Apparatus and method for forming and debowing cartons with pinching
wheels An apparatus and method for forming flat cut carton blanks into erected cartons with debowed carton side panels is disclosed. The apparatus includes a forming... |
| US-4,493,681 |
Reinforced cog belt A V-section cog belt having a rubber body provided with longitudinally spaced inner cogs defining an inner surface. The belt is provided with conventional... |
| US-4,493,680 |
Wear compensating link pin A link pin for connecting a pair of side links to a center link disposed therebetween including rectangular head portions at each end thereof for retaining the... |
| US-4,493,679 |
Belt construction, transverse belt element therefor and method of making
the same An endless power transmission belt construction and a method of making the same are provided, the belt construction comprising an endless flexible carrier and a... |
| US-4,493,678 |
Expandible sprocket A variable sprocket, particularly suitable for a bicycle transmission, comprising a drive flange and an indexing flange mounted on an axle with a pair of... |
| US-4,493,677 |
Belt transmission having circulated air cooling function A cooling fan is provided on at least one of the drive pulley and the driven pulley on which the drive belt is wound. A substantially closed casing in which the... |
| US-4,493,676 |
Rotary constant velocity joint A universal joint having an inner joint member and an outer joint member and torque transmitting balls interposed therebetween is formed with recesses which... |
| US-4,493,675 |
Universal joint A universal joint includes a first member and a second member joined via a coupling assembly. The coupling assembly includes a pair of washer-like seats... |
| US-4,493,674 |
Vibration damper assembly A vibration damper assembly which includes an output hub with circumferentially spaced plural radial arms and arcuate openings between the arms; input covers... |
| US-4,493,673 |
Torsional vibration damper unit A clutch disc as used e.g. in motor vehicle clutches comprises a hub member and a friction lining carrier. The friction lining carrier surrounds the hub member... |
| US-4,493,672 |
Toy vehicle assembly A toy vehicle assembly that can be self-propelled by a spring motor and is designed to permit the front wheels to be lifted off of the traveling surface by the... |
| US-4,493,671 |
Toy vehicle having spring-operated motor A toy vehicle having a spring-operated clockworks motor which is charged by a pumping action, the vehicle having a chassis on whose front and rear ends are... |
| US-4,493,670 |
Simultaneous following means for driver and follower in a toy car A simultaneous following device for driver and follower in a toy car which transmit the kinetic energy generated by a drive via an eccentric wheel and link and... |
| US-4,493,669 |
Motorized toy A motorized toy is described which consists of self-propelled toy vehicles, station sections which can be incorporated along the course of a track for the... |
| US-4,493,668 |
Method for combined baking-out and panel-sealing of a
partially-assembled CRT A method for fabricating a CRT (cathode-ray tube) in which a partially-completed faceplate-panel assembly is baked-out and heat-sealed to a funnel during the... |
| US-4,493,667 |
Multilamp photoflash array fabrication A multilamp photoflash array and fabrication process is provided wherein electrically conductive leads of a plurality of flashlamps are embedded in and wrapped... |
| US-4,493,666 |
Electrode construction and method of making the same In making electrode construction for multiple cathode type flat cathode ray tube, a plural number of parallel strip electrodes are connected to form one sheet by... |
| US-4,493,665 |
Hydrofoil A fin which can be secured in the channel of a curved fin box in a plurality of locations. The fin has a grooved flange which mates with the open channel of the... |
| US-4,493,664 |
Sonobuoy float inflation and depth selection initiators A shape-memory alloy initially configured to have engaging potential for a ance, guillotine or pin connected thereto is wrapped in a heating element powered by... |
| US-4,493,663 |
One-handed paddle A one-handed paddle having a blade portion, a hand-grip portion and an arm brace portion. The arm brace portion has a resilient member which releasably grips the... |
| US-4,493,662 |
Shaft connecting device for boat propellers A shaft connecting device for the outboard drive of a marine engine consisting of a pair of shafts having a splined connection. A seal is fixed to one of these... |
| US-4,493,661 |
Outboard engine An improved lubricating system for a two-cycle outboard motor having a vertically extending crankshaft. The lubricating system employs a crankshaft driven pump... |
| US-4,493,660 |
Ship having at least one propeller nozzle unit with rudder in optimum
position A marine vessel propulsion assembly includes at least one propeller nozzle unit having a rudder associated with it. The propeller nozzle unit has a shroud... |
| US-4,493,659 |
Tilt-lock mechanism A tilt-lock mechanism for a vertically tiltable outboard stern drive on a marine vessel preferably includes a hydraulic cylinder device dampingly connecting the... |
| US-4,493,658 |
Paddle boat A paddle boat having a steerable rudder, a seat, a chain driven pedal actuated paddle assembly and storage areas above deck associated with the seat and wheel... |
| US-4,493,657 |
Device for converting a cycle into a treadle-operated water cycle A conventional bicycle has its frame rigidly supported by a base framework held by adjustable length outrigger arms, whose outer ends are connected with bearings... |
| US-4,493,656 |
Tilt-up angle sensing system for inboard-outboard drives A position sensing unit for the outboard drive of a marine engine for providing an indication of the trim angle of the drive. The position sensing unit comprises... |
| US-4,493,655 |
Radio-controlled teaching device A radio-controlled teaching device comprising a teacher transmitter unit and a plurality of student receiver units for maintaining student alertness during oral... |
| US-4,493,654 |
Educational device This invention relates to an educational device having a card with notched edges and a series of numbers or words along each longitudinal edge of the card... |
| US-4,493,653 |
Biopsiable ultrasound phantom An ultrasound phantom is provided which simulates human tissue containing tissue masses viable for biopsy. The phantom is used to demonstrate or teach the... |
| US-4,493,652 |
Inspirational teaching apparatus An apparatus and method for teaching a person inspirational phrases. The method comprises a visual display of an inspirational symbol which imparts a sensation... |
| US-4,493,651 |
Statistical teaching apparatus A statistical teaching apparatus includes a plurality of parallel circuits selectively coupled to an operational amplifier. Each circuit is adapted to receive a... |
| US-4,493,650 |
Fold-out garment book A fold-out garment book in which a book unfolds to a costume. The book includes a sheet folded to define a plurality of panels which form pages of the book. The... |
| US-4,493,649 |
Collapsible globe assembly A globe of inflated envelope is supported by a bowed arm formed of releasably connectible curved segments and detachably mounted on a stand. The bowed arm... |
| US-4,493,648 |
Terrestrial globe A rotatable globe has a drive motor supported by a stationary shaft, the drive motor being positioned entirely within the globe and having switching means... |
| US-4,493,647 |
Weather radar simulator A beam position processor (15) generates address signals representing the spatial coordinates of points on a simulated radar beam, for a plurality of beam... |
| US-4,493,646 |
Device for fixing a transmission assembly in the body of an angled
dental tool A device for connecting to the body of a dentistry counter-angle the unit for transmitting the rotary movement of the major axis of the counter-angle to the... |
| US-4,493,645 |
Device for opening and closing a chuck for a dental handpiece A device for opening and closing a chuck for a dental handpiece has a handle portion and a powerhead assembly including a hollow driving shaft having, adjacent... |
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