Cerebrospinal fluid shunt capable of minimal invasive revision
The CSF shunt of the present invention satisfies the above-described need by providing a shunt device having an external access opening or external valve to permit endoscopic examination and procedura... Read More
Inventors: Kirsch, Wolff M.; Zhu, Yong H.;, Assignee: Loma Linda University Medical Center (Loma Linda, CA) |
Resin composition and molded product thereof
We claim: 1. A molded product having sublimation printing applied on a substrate of a resin composition comprising: (A) from 10 to 90% by weight of a styrene resin; (B) from 10 to 90% by weight of a t... Read More
Inventors: Kobayashi, Kazuhiro; Kouguthi, Hifumi; Hara, Toshio;, Assignee: Denki Kagaku Kogyo Kabushiki Kaisha (Tokyo, JP) |
Relief valve assembly for use with backflow preventers
According to the present invention, there is provided a backflow preventer apparatus of the type having a body member with a flow passage therethrough having an inlet for connection to a supply pipe a... Read More
Inventors: Daghe, Joseph L.; Sands, Robert E.;, Assignee: Mueller Co. (Decatur, IL) |
Roll-over valve with sealing ball
A first embodiment of the invention is illustrated in FIGS. 1-3. A valve assembly 10 is provided for use with a conventional fuel system (not shown) having a fuel tank and a fuel vapor storage canist... Read More
Inventors: Szlaga, Emil;, Assignee: Stant Inc. (Connersville, IN) |
Device for moist heat therapy
I claim: 1. A device for patient therapy comprising: a preheated wet dressing comprising a gauze impregnated with a sterile liquid; means for generating a continuous supply of treating fluid comprisin... Read More
Inventors: Van Overloop, Ronald R.;, Assignee: The Kendall Company (Boston, MA) |
Plastic film plate-type heat exchanger
With reference to FIGS. 1-5, there is shown one embodiment of heat exchanger pack 10 of the invention wherein a pair of end plates 12 and 14 have successively stacked between them at least one first ... Read More
Inventors: Schon, Steven G.;, Assignee: Arco Chemical Company (Newtown Square, PA) |
Flexible membrane heat sink
An object of the invention is to provide a flexible membrane heat sink to dissipate heat from various types of heat sources. Another object of the present invention is to provide a heat sink which eli... Read More
Inventors: Betker, Jay B.;, Assignee: Hughes Aircraft Company (CA) |
Portable hemispheric electric space heater with circumferential filtered warm air discharge
Accordingly, it is an object of the present invention to overcome the drawbacks of the prior art. It is a further object of the invention to provide a space heater that is safer to operate and that is... Read More
Inventors: Kawai, Yuzou;, Assignee: Suiden Co., Ltd. (Osaka, JP) |
Method of administering drug by using cell comprising drug
I claim: 1. A method for administering a drug to a patient which comprises conducting an injectable liquid from a source through a tubing means connected at one end to said source and connected at the... Read More
Inventors: Theeuwes, Felix;, Assignee: ALZA Corporation (Palo Alto, CA) |
Rehabilitating apparatus for an injured leg
A main objective of the present invention is to provide a rehabilitating apparatus for an injured leg which can be disassembled into pieces so as to minimize its size, thereby facilitating packaging, ... Read More
Inventors: Wang, Tzu-Chiang;, Assignee: |
Impeller
OF THE PREFERRED EMBODIMENT Referring now to FIGS. 3-5, an impeller 20 according to the present invention includes 3 blades 24, 25, 26 and a hollow shaft member 22 having a truncated cone-shaped lead... Read More
Inventors: Lin, Yeun-Junn;, Assignee: |
Radiant electric space heater
An object of this invention is to provide an improved thermostatic control for a radiant electric space heater. Another object of this invention is to provide such an improved control which is readily... Read More
Inventors: Mills, Thomas H.;, Assignee: The W. B. Marvin Manufacturing Company (Urbana, OH) |
Process for the purification of industrial effluents
We claim: 1. A process for purifying industrial effluents containing residual substances consisting of dyestuffs, optical brighteners, dyeing auxiliaries, detergents or tanning agents, which comprises... Read More
Inventors: Wegmuller, Hans; Haase, Jaroslav;, Assignee: Ciba-Geigy Corporation (Ardsley, NY) |
Modular transmitter
The present invention relates to a modular transmitter including a transmitter sensor body, and a transmitter isolator body which are coupled together to make a transmitter. The isolator body has an i... Read More
Inventors: Frick, Roger L.; Pierce, Dean S.; Broden, David A.;, Assignee: Rosemount Inc. (Eden Prairie, MN) |
Reactionless actuator-gimbal system
The reactionless AZ-EL actuator-gimbal system is a system of gimbal structure, reactionless actuators, a reaction wheel and momentum control means rotationally articulating a payload around axes appro... Read More
Inventors: Schumacher, Larry;, Assignee: |
Electric blood warmer utilizing heating by condensation
I claim: 1. An apparatus for warming blood for transfusion comprising: (A) at least one heating unit including: (1) a rigid metal housing having walls, vertically disposed, enclosing a hermetically se... Read More
Inventors: Bakke, Allan P.;, Assignee: |
Steaming device
The principal object of the present invention is to provide a steaming device for use in connection with steaming or heating human skin that does not suffer the disadvantages associated with conventio... Read More
Inventors: Walker, Cedric T. M.;, Assignee: |
Control device for a pumping arrangement
Accordingly, it is a general object of the present invention to avoid the disadvantages of the prior-art pumping arrangements. More particularly, it is an object of the present invention to provide a ... Read More
Inventors: Nonnemacher, Gerhard; Knodel, Emil; Bosch, Paul;, Assignee: Robert Bosch GmbH (Stuttgart, DE) |
Flexible one-piece posterior chamber lens
I claim: 1. A one-piece intraocular lens implant, comprising: a flexible, substantially ring-shaped position fixation member, a disc-shaped lens body having a diameter less than said position fixation... Read More
Inventors: Anis, Aziz Y.;, Assignee: |
Fluid flow monitoring method and system
The present invention is directed to a simple, yet effective, fluid flow monitoring system and method which provides discrimination between normal fluid flow variations and fluid flow faults in those ... Read More
Inventors: Butterfield, Robert D.;, Assignee: Ivac Corporation (San Diego, CA) |
Solar driven power unit
Briefly the invention comprises a closed circuit type of fluid thermodynamic cycle having a vapour pressure operated motor arranged to be actuated by heat, the closed hydraulic circuit having a pump w... Read More
Inventors: Kelsey, Christopher George;, Assignee: Brown; Andrew Graham (BOTH OF, AU); K. E. Ellis Holdings Pty. Ltd. (BOTH OF, AU) |
Pumping system
The present invention accordingly provides for a booster pump assembly which is to be used in a system for pumping fluid of a variable consistency, such as manure, from a reservoir into a fluid contai... Read More
Inventors: Ruyle, Phillip L.;, Assignee: |
Method for removing sulphur compounds from water
OF THE INVENTION In the case of flue gas treatment, the method according to the invention can, for example, be carried out in an installation such as is shown diagrammatically in the figure. Accordin... Read More
Inventors: Buisman, Cees J. N.;, Assignee: Paques B.V. (Balk, NL) |
Method and apparatus for compressing gas
I claim: 1. Apparatus for pumping a gas, said apparatus including a cylinder, a piston reciprocable within said cylinder, and means for causing said piston to reciprocate within said cylinder, intake ... Read More
Inventors: Hughes, Michael Q.;, Assignee: |
Chemical thermal pack having an outer pouch provided with capillaries
This invention relates to a chemical thermal pack having a flexible liquid-tight inner bag containing a temperature-retaining composition. The bag is disposed within an outer pouch constructed at leas... Read More
Inventors: Dunshee, Wayne K.;, Assignee: Minnesota Mining and Manufacturing Company (St. Paul, MN) |
Constant pressure pump
What is claimed is: 1. A control system for maintaining a constant desired fluid pressure in a fluid load driven by a variable flow fluid pump having a variable speed motor comprising: means for gener... Read More
Inventors: Lefferson, Peter;, Assignee: Milton Roy Company (St. Petersburg, FL) |
Artificial kidney device
OF THE INVENTION This invention is characterized in that, in an artificial kidney device as disclosed in the prior art U.S. patent application Ser. No. 529,500, an improved air reservoir is provided ... Read More
Inventors: Anno, Gousuke;, Assignee: Tokyo Shibaura Electric Co., Ltd. (Tokyo, JA) |
Apparatus and method
According to the present invention there is provided a filter element, having a plurality of layers of windings, which overcomes the disadvantages of the prior art by improving flow distribution patte... Read More
Inventors: Butterworth, Donald J.; Halbfoster, Christopher; Loudon, Robert;, Assignee: Ecodyne Corp. (Chicago, IL) |
Shaft seal for pump means
It is a primary object of the present invention to provide an improved pump means of the type comprising a housing, a disc defining a working chamber in association with the housing and a rotor rotati... Read More
Inventors: Ogawa, Hitoshi;, Assignee: Mitsubishi Denki Kabushiki Kaisha (Tokyo, JP) |
Multistage vacuum pump
The present invention provides a new and improved oil-free, multistage vacuum pump which eliminates the various shortcomings of the aforementioned pumps. The present invention provides a new and impro... Read More
Inventors: Bez, Eckhard;, Assignee: Commonwealth Scientific and Industrial Research Organisation (Richmond, AU); Fuji Seiki Inc. (Yokohama, JP) |
Liquid Purification 
