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| Number | Title | Issue Date |
| 4279237 | Combination stove and fireplace The specification describes a stove which is convertible to a fireplace. The stove has a swingable mounted front door which closes the combustion chamber. The door has a primary and secondary pre-heating air passages both of which introduce a stream of pr... | 07/21/1981 |
| 4279238 | Wood burning heating apparatus A woodburning heating apparatus capable of horizontal and updraft combustion has removable elements positioned within a relatively small enclosed volume to provide efficient and reliable operation in either combustion mode. The removable elements include ... | 07/21/1981 |
| 4279239 | Wood-fired fireplace A wood-fired fireplace comprises a fire basket with log-retaining dogs, a back plate, a glass door, an upper part connected to a flue and provided with an anti-downdraft device, and a sweeping flap. A damper is operable by a lever, and an ashpan is raised... | 07/21/1981 |
| 4279240 | Self-regulating solar window device A window device for controlling the transmission of solar radiation therethrough, having a first diffuser means forming the exterior of the device for diffusing incoming solar radiation, a second diffuser means spaced interiorly from the first diffuser me... | 07/21/1981 |
| 4279241 | Solar heat absorbing and radiating wall Building construction having at least one wall with an inner surface and an outer surface comprising in combination therewith a heat energy absorbing member disposed outwardly of the outer surface for absorbing solar heat energy, heat radiating members di... | 07/21/1981 |
| 4279242 | Solar collector assembly Individual collector cells are fitted together in series along a tube through which a heat transfer medium flows. Each cell has a cylindrical housing shell with openings at both ends offset from the cylindrical axis and bordered by flanges, so that the na... | 07/21/1981 |
| 4279243 | Solar collector panel A solar collector panel wherein a dead air space above an absorption plate is provided with a hermetically sealed vapor phase insulating gas within a plastic envelope. The flexible nature of the envelope permits expansion and contraction of the gas therew... | 07/21/1981 |
| 4279244 | Radiant energy heat exchanger system A radiant energy heat exchanger comprising a panel structure including a base having a multiplicity of transversely spaced barrier walls extending longitudinally between the end portions of the panel structure, an inner sheet form wall section sealingly c... | 07/21/1981 |
| 4279245 | Flexible tube A flexible tube and a method of manufacturing same are provided. The flexible tube comprises a tubular body of a crystalline polymer material having a porous microstructure including a number of micro-nodes which are coupled together by fibrils. A synthet... | 07/21/1981 |
| 4279246 | Device for preventing clouding of an observing window The present invention discloses a device for preventing clouding of an observing window, utilizing heat rays of a light source. A converter is provided near the observing window for changing light into heat and the light is guided to said converter from l... | 07/21/1981 |
| 4279247 | Endoscope having a plurality of optical systems each provided with an identification mark element An endoscope having a plurality of observation optical systems comprises an elongated sheath, a distal end section connected to one end of the sheath, an operation section connected to the other end of the sheath, a plurality of optical fiber bundles exte... | 07/21/1981 |
| 4279248 | Sternum closure device and procedure for using same A sternum closure device is provided by a series of upper and lower clamping devices which are held by a series of threaded rod from a support. The device is used for holding together the halves of a split sternum which has previously been cut to expose t... | 07/21/1981 |
| 4279249 | New prosthesis parts, their preparation and their application Osteosynthesis parts are made of an absorbable polymer composition consisting of a matrix of lactic acid homopolymer, or a copolymer very high in lactic acid units, having discrete reinforcement elements embedded therein. The reinforcement elements are ma... | 07/21/1981 |
| 4279250 | Drug nebulizing system for medical ventilators of the volume-limited type An all-pneumatic medical ventilator of the volume-limited type is provided with a pneumatically driven drug nebulizer for injecting medication into the patient's breathing circuit in response to a cyclic pressure signal from the ventilator. The nebulizer ... | 07/21/1981 |
| 4279251 | Tube for enteral treatment In a tube for the enteral introduction or aspiration of gases or liquids, in particular for the enteral alimentation of patients, a weighting means is affixed in the introduction end section, the said weighting means being formed of a capsule (8) which is... | 07/21/1981 |
| 4279252 | X-ray scaling catheter A standard angiography catheter is modified by placing at least two radio opaque markers therein a known distance apart adjacent its distal end to enable the calculation and correction of errors due to X-ray magnification.... | 07/21/1981 |
| 4279253 | Epilation apparatus There is provided an epilation apparatus comprising a drivable member having a hair-gripping wall, and a stationary complementary member having a confronting wall spaced from the hair-gripping wall of the drivable member to provide a hair gap therebetween... | 07/21/1981 |
| 4279254 | Ultraviolet light control A system designed for more safely administering natural or induced light radiation to the skin of a subject, and having a control system adapted to monitor the instantaneous intensity of the ultraviolet light received by a subject being treated, wherein t... | 07/21/1981 |
| 4279255 | Localized body heat applicator device A portable therapeutic heating device is provided that may be readily worn and transported by a user. A flexible heating unit is attached to a body part and is capable of raising the skin temperature of that body part to about 102°-108° F. The flexible ... | 07/21/1981 |
| 4279256 | Nerve stimulation method Methods and devices for purposes such as nerve stimulation and sexual stimulation. For purposes of nerve stimulation, a plurality of electrically conductive bodies are suspended in a viscous substance and injected into tissue so as to extend between the o... | 07/21/1981 |
| 4279257 | Electromagnetic field responder for respiration monitoring The total disclosure is of a method and assembly for monitoring respiration and detecting apnea. The assembly includes an oscillator for generating an electromagnetic field having an output frequency in the radio frequency range and a high Q passively tun... | 07/21/1981 |
| 4279258 | Rapid automatic electroencephalographic evaluation The rapid automatic examination and evaluation of large numbers of subjects by electroencephalography is accomplished by removably securing electrodes to the head of each subject under test to provide a plurality of channels of brain wave information corr... | 07/21/1981 |
| 4279259 | Mammometer An article of manufacture is disclosed which is useful for making measurements of and relative to mammary glands. This article is of particular use to surgeons in various kinds of breast surgery. For example, this article can be used to assist in the sele... | 07/21/1981 |
| 4279260 | Occlusal instrument An occlusal instrument having indicia whereby all adjustments can be readily replicated, such adjustments being the relatively vertical position of three measuring means, with one of such means being adjustably extensible rearwardly; both of the other mea... | 07/21/1981 |
| 4279261 | Automatic safety device for hulling machine An automatic safety device for a hulling machine comprising a housing, a fixed hulling roll and a movable hulling roll forming a pair rotatably mounted parallel to each other in the housing, means for driving the two hulling rolls and means for forcing th... | 07/21/1981 |
| 4279262 | Hair treating agent of the pre-shampoo type A hair treating agent of the pre-shampoo type comprising liquid lanolin emulsified in the o/w state.... | 07/21/1981 |
| 4279263 | Cleaning apparatus An upstanding generally rectangular enclosure is received upon a wheeled base via which it can be readily moved to any desired location and position in any desired orientation. A wall of the enclosure is hinged at its bottom edge forming a door that may b... | 07/21/1981 |
| 4279264 | Canopy support for beds and method A canopy support for beds and method wherein the side members and transverse members are all constructed of tubular metal, intermediate of the side members being equipped with L-shaped flanges at the ends thereof for locking insertion into the slots of th... | 07/21/1981 |
| 4279265 | Umbrella An umbrella comprises a flexible water collecting device and a self-supporting device both provided generally within the upper portion of a stick member and controlled by a controlling device. When one releases the controlling device, the water collecting... | 07/21/1981 |
| 4279266 | Sleeve valve Sleeve valve for a tank having an opening therein.... | 07/21/1981 |
| 4279267 | Fluid flow proportioning device There is provided a proportioning device for connection to a main line carrying a pressurized fluid, for the purpose of introducing into or drawing from the main line a fluid at a rate standing in a substantially constant proportion to the flow rate of th... | 07/21/1981 |
| 4279268 | Multi-level pressure regulating valve A multi-level pressure regulating valve for a hydraulic control circuit. It includes a three-level or four-level pressure regulating valve utilizing an intermediate chamber which is fed with fluid through two parallel ducts, each having its own throttling... | 07/21/1981 |
| 4279269 | Liquid flow control means for gas-liquid receptacle In a gas-liquid receptacle that holds liquid in contact with pressure gas and has a concentric liquid port in its flat bottom wall, liquid inflow is controlled, to prevent foam generation, by a baffle disc and a screen, both over the liquid port. The baff... | 07/21/1981 |
| 4279270 | Flexible antifreeze heatconductor liquid transfer connector hose This invention constitutes an improvement in a liquid transfer connector hose for the purpose of facilitating an unencumbered transfer of liquids between two points, such as a liquid conductor means of either a permanent or temporary nature, under conditi... | 07/21/1981 |
| 4279271 | Pressure regulator and flow control valve with pre-exhaust A combination pressure regulating and flow control valve having an upstream port and a downstream port interconnected by a flow passage. An adjustable pressure regulating valve is mounted in said flow passage for regulating the downstream pressure in said... | 07/21/1981 |
| 4279272 | Flow line monitor pilot valve assembly A control fluid valve assembly is provided which is respondable to a pressure monitored fluid. The assembly preferably comprises first and second valve seats within a housing. A spool element is shuttleable within the housing near the valve seat by either... | 07/21/1981 |
| 4279273 | Clutch retention feature of a hand control valve The present invention is an improved clutch retention feature of a hand control valve. The hand control valve has a rotatable control member and a stationary member. There is a rotatable plate or disc which interlocks with the rotatable hand control membe... | 07/21/1981 |
| 4279274 | Fluid control device with disc-type flow restrictor A fluid flow control device, particularly for use in connection with valves used in the control of fluids under high pressure, is disclosed. In the new structure, the valve trim includes a form of flow restrictor, which serves to limit flow velocity and w... | 07/21/1981 |
| 4279275 | Mechanical joinder of composite shaft to metallic end members An apparatus for joining a composite material shaft, such as a graphite epoxy or fiber glass driveshaft, to a metal end member is disclosed, wherein said joint is capable of withstanding large ranges of temperature and humidity, can handle high torque and... | 07/21/1981 |
| 4279276 | Loop picker and method of making same A loop picker and method of making same are provided wherein such picker has a body provided with a picker stick receiving passage extending therethrough and a forward block, and the block and body are comprised of a single strip of laminated fabric consi... | 07/21/1981 |
