Heat-driven pump
Accordingly, it is an object of the present invention to provide a heat-driven pump of which suction port is less laborious in fabrication and less liable to be broken than that of the heat-driven pum... Read More
Inventors: Okayasu, Kenji;, Assignee: |
Reinforcement for a bone cement bed
What is claimed is: 1. A wire mesh reinforcement for a bone cement bed comprising at least two curved and corrugated structures of wire shape disposed in perpendicular crossing relation to each other ... Read More
Inventors: Willert, Hans-Georg; Burgi, Maja;, Assignee: Sulzer Brothers Limited (Winterthur, CH) |
Fluid-powered actuators
I claim: 1. A fluid powered actuator including: at least one pair of flow restrictors, at least one restrictor of the pair being variable, arranged for series flow connection in a fluid circuit; a flu... Read More
Inventors: Stangroom, James E.;, Assignee: The Secretary of State for Defence in Her Britannic Majesty's Government (London, GB2) |
Rotodynamic pump with non-circular hydrodynamic bearing journal
The present invention contemplates a new and useful device that addresses the aforementioned problems and others by providing a blood pump incorporating a journal bearing geometry that ensures that th... Read More
Inventors: Golding, Leonard A. R.; Smith, William A.;, Assignee: The Cleveland Clinic Foundation (Cleveland, OH) |
Partially or fully implantable hearing aid
In view of the forgoing, the primary object of the present invention is to devise a hearing aid comprising a transducer which is mechanically coupled to a middle ear ossicle or directly to the inner e... Read More
Inventors: Leysieffer, Hans;, Assignee: Implex Aktiengesellschaft Hearing Technology (Ismaning, DE) |
Hair-dyeing composition comprising tannins and water soluble salts
What is claimed is: 1. A hair-dyeing composition comprising an aqueous solution of at least one tannin and at least one compound selected from the group consisting of water-soluble zinc, copper, tin, ... Read More
Inventors: Motono, Masahiro;, Assignee: Sansho Seiyaku Co., Ltd. (Fukuoka, JP); Hayashi; Teruaki (Hyogo, JP) |
Baby blanket with heartbeat simulator
According to the invention there is provided an infant blanket which is the form of a thick comforter and includes therein a heartbeat simulator encased within a foam form having a thickness substanti... Read More
Inventors: Fornarelli, Belinda J.;, Assignee: |
Self-contained breathing apparatus with provision for shared use
The invention claimed is: 1. A self-contained breathing apparatus comprising, an air tank containing a supply of highly compressed air and adapted for carriage on the person of a user of the system; a... Read More
Inventors: Gray, Robert E.;, Assignee: Litton Systems, Inc. (Frederica, DE) |
Cardiac valve prosthesis
What is claimed is: 1. Cardiac valve prosthesis comprising: a valve ring having a ring axis, two closing bodies, each of said closing bodies pivotally supported about a respective swivel axis extendin... Read More
Inventors: Knoch, Martin; Reul, Helmut; Rau, Gunter;, Assignee: B. Braun Melsungen AG (Melsungen, DE) |
Ferromagnetic-fluid pump for pumping biological liquid
What I claim is: 1. A ferromagnetic-fluid pump, particulalry one for pumping biological liquids including: a hollow body having an internal diaphragm dividing said hollow body in two cavities, each of... Read More
Inventors: Della Sala, Berardino;, Assignee: |
Optimal centrifugal separation
The present invention is directed to a method of controlling the rotor speed for centrifugation in accordance with a user specified sedimentation and diffusion to obtain the desired concentration vari... Read More
Inventors: Marque, Jeffrey J.;, Assignee: Beckman Instruments, Inc. (Fullerton, CA) |
Method for coupling an electromechanical transducer of an implantable hearing aid or tinnitus masker to a middle ear ossicle
It is therefore an object of the present invention to provide a method for coupling to a middle ear ossicle to be stimulated, an electromechanical transducer of a partially or totally implantable hear... Read More
Inventors: Leysieffer, Hans;, Assignee: Implex GmbH Spezialhorgerate (Ismaning, DE) |
Apparatus for constraining a socket bearing in an artificial joint
To achieve these and other objects, the invention provides a ball and socket joint in which a ball moves within a socket bearing which is itself movable and yet constrained within a cup-like cavity of... Read More
Inventors: DeCarlo, Jr., Alfred F.;, Assignee: Joint Medical Products Corp. (Stamford, CT) |
Ultrasonic transducer and integral drive circuit therefor
The ultrasonic transducer of the present invention has good resolution, provides a satisfactory number of grey levels, is easy to manipulate and use, and can be produced for a relatively low cost. The... Read More
Inventors: Matzuk, Terrance;, Assignee: Dymax Corporation (Pittsburgh, PA) |
Irradiation loading apparatus
OF THE PREFERRED EMBODIMENTS Referring to FIG. 1, there is shown a longitudinal cross-sectional view of a first embodiment of the present invention. The irradiation loading apparatus 10 illustrated i... Read More
Inventors: Kan, William;, Assignee: |
Method and an apparatus for folding paperlike material, such as documents, which may differ in quality and length and which are conveyed in assembled form or successively
We claim: 1. An apparatus for folding paperlike material, such as documents, comprising: a transport track having transport means for transporting the paperlike material, and folding rollers arranged ... Read More
Inventors: van der Werff, Jeichienus A.; van Wijk, Robert;, Assignee: Hadewe B.V. (Drachten, NL) |
Flow sensing speed control for pressure fluid motor
What I claim is: 1. A pressure fluid operated motor including: a housing defining fluid chamber means, rotor means rotatably disposed in said fluid chamber means, shaft means adapted to connect said r... Read More
Inventors: Arnett, Jr., Robert D.;, Assignee: |
Overbending device
To accomplish the foregoing and other objects of this invention there is provided an overbending device for overbending a flap or folded sheet prior to applying a gum or other adhesive to the flap. Th... Read More
Inventors: VerMehren, H. Richard;, Assignee: |
Electromagnetic fluid operating apparatus
OF THE INVENTION An embodiment of the electromagnetic fluid operating apparatus incorporating the principles of the present invention is shown in FIGS. 1-5, in which a closed casing is formed by a cy... Read More
Inventors: Takahashi, Shiro;, Assignee: Man Design Co., Ltd. (Tokyo, JA) |
Tilting cam, rotating barrel pump
OF THE PRESENTLY PREFERRED EMBODIMENT With particular reference to FIG. 1, the presently preferred embodiment comprises a rotatable barrel 10 containing pumping pistons 12, a titable pump cam 14 oper... Read More
Inventors: Olson, John R.;, Assignee: Dynes/Rivett Inc. (Pewaukee, WI) |
Air emboli detection
The invention claimed herein is: 1. In apparatus for use in cardiopulmonary bypass surgery or the like and including a blood pump, means coupled to said pump for providing an extracorporeal blood flow... Read More
Inventors: Lampert, Seymour R.;, Assignee: Sarns, Inc. (Ann Arbor, MI) |
Needle inserting instrument for interstitial radiotherapy
Referring to the figures, the instrument 10 for inserting a hollow needle into the body for interstitial radiotherapy embodying the invention, comprises a unit 12 having an elongated portion 14 with ... Read More
Inventors: Katz, Harry R.;, Assignee: |
Driving force transmission device in corrugated cardboard box making machine
An object of the present invention is to provide a device capable of smoothly carrying out a series of operations in which various operations are performed upon separating each unit, and thereafter, t... Read More
Inventors: Takeda, Junichi;, Assignee: Kabushiki Kaisha Ishikawa Seisakusho, Ltd. (Kanazawa, JP) |
***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST*** *** NO IMAGES AVAILABLE***
Description:... Read More
Inventors: , Assignee: |
Safety railing
The present invention relates to a safety railing for attachment to a wall. The railing is comprised of a generally triangular frame with the corners of the triangle having a generally curvilinear sha... Read More
Inventors: Freeman, Joseph T.; Colish, Aaron;, Assignee: Bath-Ladd Corporation (Philadelphia, PA) |
Intra-orbital implant manufacturing method and intra-orbital implant
The object of the present invention is to propose the manufacture of an intra-orbital implant overcoming these disadvantages, using a bio-compatible synthetic material spherical core. To this end, the... Read More
Inventors: Vachet, Jean-Marc;, Assignee: |
Hydraulic-drive system for an intermittent-demand load
OF THE INVENTION The invention will be described in detail for a preferred embodiment in conjunction with the accompanying single drawing. In said drawing, a prime mover 10 which may be a continuousl... Read More
Inventors: Rosman, Alan H.;, Assignee: |
Method of and apparatus for producing power from solar energy
The present invention provides a method of and apparatus for producing power from solar energy, the method comprising the steps of heating gas supplied to a gas turbine using a solar collector; compre... Read More
Inventors: Bronicki, Lucien Y.;, Assignee: Ormat Inc. (Sparks, NV) |
Lower leg shelf with foldable weight-bearing strut and stabilizer frame
Accordingly, it is a general object of the present invention to provide an improved temporary prosthetic device for supporting a person's injured lower leg in a nonweight-bearing position while also s... Read More
Inventors: Marlatt, William W.;, Assignee: |
Motion detector for chrominance signal in TV receiver
An object of the present invention is to provide a motion detector for use with a TV receiver capable of detecting a chrominance motion precisely and eliminating a cross-luminance obstacle (hanging do... Read More
Inventors: Nakagawa, Isao; Achiha, Masahiko; Sugiyama, Masato; Katsumata, Kenji; Murata, Toshinori; Hirahata, Shigeru; Okuda, Akihide;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
Heart Surgery 
