Bizarre Patents
User-operated amusement apparatus for kicking the user's buttocks
An apparatus including a user-operated and controlled apparatus for self-infliction of repetitive blows to the user's buttocks by a plurality of elongated arms bearing flexible extensions that rotate under the user's control.
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| Number | Title | Issue Date |
| 6818895 | Respiratory gas analyzer An infrared gas analyzer includes an infrared source for emitting infrared energy, a sample cell for gases to be analyzed in the path of infrared energy emitted by the source and an assembly having first and second detectors also in the path of infrared energy and a... | 11/16/2004 |
| 5811812 | Multiple-gas NDIR analyzer A non-dispersive infrared (NDIR) multi-gas analyzer has an optical element that is positioned with respect to the axis of incident IR radiation such that it passes nearly all of the IR energy within a narrow band pass to one detector and reflects nearly a... | 09/22/1998 |
| 5582797 | Sensor support subassembly An improved sensor support subassembly for a chemical sensor in the testing of gaseous emissions. The sensor support subassembly of the present invention comprises means for slideably engaging a sensor unit with a gas intake manifold block. The sensor uni... | 12/10/1996 |
| 5464982 | Respiratory gas analyzer An improved apparatus and method for measuring the concentration of carbon dioxide in respiratory gases. The apparatus is a non-dispersive gas analyzer attached in series with the respiratory airway which is universally compatible with any host system. Th... | 11/07/1995 |
| 5376163 | Filter system A method and system are described for preventing flooding of a gas analyzer of the type wherein a pump conveys gas to be analyzed to a sample cell and a filter separates water from the gas flowing to the pump. The presence of excess liquid in the system i... | 12/27/1994 |
| 5146283 | Spectrophotometer sample cell A spectrophotometer sample cell is described having a housing defining a frusto-conical chamber with inlet and outlet windows at each end. The inlet window is positioned toward the energy source of the spectrophotometer and the outlet window, which is the... | 09/08/1992 |
| 5049170 | Filter assembly for gas analyzer This invention is a filter assembly for preparing gases for an exhaust gas analyzer. A single housing includes at least three filter cavities, an inlet passage and two outlet passages. A coarse filter for filtering particlate matter and for condensate con... | 09/17/1991 |
| 4384829 | Pump and actuator mechanism A pump is described in which a flexible enclosure defines a pump chamber and in which the contents of the pump chamber are expelled by movement of a pair of opposed pusher elements engaged with the enclosure. The pusher elements are displaced by at least ... | 05/24/1983 |
| 4360019 | Implantable infusion device An infusion system is disclosed for delivering precisely regulated and variable dosages of drugs. The device includes a reservoir for containing the drug, a catheter for delivering drug to the body, and actuating means responsive to a signal applied exter... | 11/23/1982 |
| 4273121 | Medical infusion system A medical infusion system is described employing a pump for conducting fluid or semi-solids from an upstream portion to a downstream portion of the system. The pump includes upstream and downstream conduit means and a removable cassette communicating betw... | 06/16/1981 |
| 4265241 | Implantable infusion device Multiple embodiments of an implantable infusion device for delivering precisely regulated dosages of drugs are disclosed, each device including reservoir means for containing the drug, catheter means for delivering the drug to the body and an actuating me... | 05/05/1981 |
| 4241309 | Synchronizing method and apparatus A method and apparatus are described for developing a series of synchronizing pulses related to a series of input pulses of variable amplitude above a background noise level. A first signal is developed proportional to the derivative of the rising or fall... | 12/23/1980 |
| 4233513 | Gas analyzer A gas analyzer of the non-dispersive infrared type is described. An infrared beam passing through a sample cell containing a gas mixture to be analyzed is detected. The resulting electrical signals are processed to produce an output indicating the concent... | 11/11/1980 |
| 4200791 | Gas analyzer and gas analyzing method A gas analyzer and gas analyzing method are described of the non-dispersive infrared type wherein infrared energy is passed through a sample cell containing an unknown mixture of gas. The infrared energy passing through the cell is received by a detector ... | 04/29/1980 |
| 4199307 | Medical infusion system A medical infusion system is described employing a pump for conducting fluid or semi-solids from an upstream portion to a downstream portion of the system. The pump includes conduit means defining, in part, a removable cassette having a window therein and... | 04/22/1980 |
| 4177381 | Gas analyzer sample cell An improved gas analyzer for measuring the presence of one or more gaseous compounds in a gas sample. The gas analyzer has an infrared source stabilized against temperature variations by a radiation loading scheme in combination with a selected source env... | 12/04/1979 |
| 4152786 | Compensator for implanted blood pump A compensator designed to be implanted within a living body and connected to an implanted reciprocating blood pump. A housing defines a gas-tight chamber which is separated into front and rear portions by a flexible membrane. A piston attached to the memb... | 05/08/1979 |
| 4143661 | Power supply for body implant and method for operation A power supply system to operate an implanted electric-powered device such as a blood pump. A secondary coil having a biocompatible covering is implanted to subcutaneously encircle either the abdomen or the thigh at a location close to the exterior skin. ... | 03/13/1979 |
| 4142524 | Cassette for intravenous delivery system A cassette is described for use in an intravenous delivery system having a pump. The volume of a main chamber defined by the cassette body is varied by a membrane in a wall thereof while unidirectional inlet and outlet valves maintain the direction of flu... | 03/06/1979 |
| 4140118 | Cassette chamber for intravenous delivery system A cassette is described for use in an intravenous delivery system having a pump. The volume of a main chamber defined by the cassette body is varied and unidirectional inlet and outlet valves maintain the fluid direction into and out of the main chamber. ... | 02/20/1979 |
| 4126132 | Intravenous and intra arterial delivery system An intravenous and intra arterial delivery system is described having a disposable cassette actuated by a pump and control electronics for providing positive but variable delivery rates. The cassette is self-priming and provides protection against the del... | 11/21/1978 |
| 4103174 | Infrared source for use in an infrared gas detector An improved gas analyzer for measuring the presence of one or more gaseous compounds in a gas sample. The gas analyzer has an infrared source stablized against temperature variations by a radiation loading scheme in combination with a selected source envi... | 07/25/1978 |
| 4083367 | Method and apparatus for pulmonary function analysis A method and apparatus for analyzing pulmonary function including diffusing capacity and cardiac output or local pulmonary blood flow while necessarily determining alveolar volume in order to complete the above-noted analysis. In order to provide a rapid ... | 04/11/1978 |
| 4027972 | Gas analyzer method and apparatus A method and apparatus are described for determining relative amounts of first and second gases in an unknown mixture of gases. Radiant energy is directed serially through reference volumes of the first and second gases and a volume of the unknown gas. Th... | 06/07/1977 |
| 4018223 | Dosage control device A dosage control device, particularly suited for use by persons with impaired vision who from time to time may give themselves injections such as diabetic. The dosage control device is a sheet like, elongated plastic member having a transverse slot for sn... | 04/19/1977 |
| 4013260 | Gas analyzer An improved gas analyzer for measuring the presence of one or more gaseous compounds in a gas sample. The gas analyzer has an infrared source stabilized against temperature variations by a radiation loading scheme in combination with a selected source env... | 03/22/1977 |
