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| Number | Title | Issue Date |
| 4434791 | Surgical retractor array system A surgical retractor system comprising an array of standardized, interchangeable, annular retractor frame sections of various shapes of which the end portions are configured to permit the interchangeable, hinged connection of the various shaped frames in ... | 03/06/1984 |
| 4434792 | Adjustable abduction device for treatment of metatarsus adductus An adjustable abduction shoe for treatment of metatarsus adductus includes an adjustable splint and heel wedge. The splint is disposed for abduction of the first metatarsal-phalangeal joint of the foot, and the wedge is disposed to prevent collapse of the... | 03/06/1984 |
| 4434793 | Pelvic stabilizer The invention described relates to a device which is especially useful in a substantially weightless environment. The particular device provides a means for fixing or stabilizing the pelvis of the user with respect to controls or equipment operated by the... | 03/06/1984 |
| 4434794 | Disposable ear plug An ear plug is described, which includes a shell formed of closed cell foam material, with the shell surface having a multiplicity of small bumps that also form the walls of cells which lie at the surface of the shell, whereby to avoid wrinkling when the ... | 03/06/1984 |
| 4434795 | Instrument for applying ligating clips Plastic ligating clips of absorbable or nonabsorbable materials are formed by two legs joined with a resilient hinge. One leg terminates in a hook member which secures the other leg when the clip is closed. Each leg of the clip is provided with a raised c... | 03/06/1984 |
| 4434796 | Surgical staple, a method of and forceps for its removal The staple has two legs interconnected through a web. Each of the legs carries a rod having a pointed bottom end and a head. The head has a slot for the web to pass. A through hole or passage is made in the rod, which is open at the slot in the head and a... | 03/06/1984 |
| 4434797 | Catheter A catheter intended to be inserted in a body duct, vessel or cavity in order to maintain the passage of liquid, gas or solid substances. The catheter (1) is made of plastic. The catheter (1) is characterized in that it is provided with an outer casing (2-5), w... | 03/06/1984 |
| 4434798 | Control circuit of a functional and therapeutic stimulator In the control circuit of a functional and therapeutic stimulator with which pulses are generated for an artificial provocation of muscle contraction, the amplitude thereof and thereby the intensity of contractions can be regulated in dependence upon the ... | 03/06/1984 |
| 4434799 | Ultrasound apparatus for medical examinations The apparatus incorporates an ultrasonic wave-generating transducer for providing ultrasonic waves, a first and a second ultrasound window, a first guiding device for guiding the ultrasonic waves to the first window, an ultrasonic receiving transducer for... | 03/06/1984 |
| 4434800 | Tympanometric apparatus Tympanometric apparatus comprises a housing of two tubular parts (10, 11) interconnected in a T-shape, a first part (10) having an eyepiece (13) and a speculum (12) at its opposite ends, a semi-silvered or dielectric mirror (14) between the ends, and ligh... | 03/06/1984 |
| 4434801 | Apparatus for testing physical condition of a self-propelled vehicle rider The physical condition of a bicycle rider is tested by monitoring the heart beat of the rider and the distance traversed during testing. A portable electronic instrument housing includes a digital computer responsive to signals indicative of the heart bea... | 03/06/1984 |
| 4434802 | Blood collection unit A blood collection unit has a primary tube of narrow bore hermetically and concentrically assembled to a secondary tube of larger diameter either by a plunger attached to the primary tube and on which the secondary tube is slidably mounted, or by the skir... | 03/06/1984 |
| 4434803 | Device for foetal blood sampling in utero A device for puncturing the umbilical cord of a foetus in utero. The device consists of two fixed tubes, a trocar, a stem with a resilient hook at one end, and a hollow needle. The trocar and the stem are adapted to slide in one of the tubes, and the holl... | 03/06/1984 |
| 4434804 | Smoking article Smoking articles, e.g. cigarettes, are disclosed into the fuel rod of which particulate smoke-modifying agent has been introduced in such a manner that the concentration of the agent is greater at one or each end of the fuel rod than that at the middle re... | 03/06/1984 |
| 4434805 | Applicator for applying glue to a travelling stream of tipping paper The applicator roll is provided with two recesses to apply uniform layers of glue to a travelling stream of tipping paper. In addition, the applicator roll has a series of spaced apart grooves in each recess so as to apply additional stripes of glue onto ... | 03/06/1984 |
| 4434806 | Dental floss holder A dental floss holder is provided which comprises a flattened, somewhat diamond-shaped resilient plastic body with a pair of laterally opposed spring arms and a central tip terminating in a grooved boss, opposite from a pointed spindle which doubles as a ... | 03/06/1984 |
| 4434807 | Dental flossing aid A dental flossing aid for dispensing and aiding in the use of dental floss for cleaning teeth, comprises an elongated bodymember on which is mounted a supply of dental floss and which comprises a plurality of holes bored through the bodymember. The bodyme... | 03/06/1984 |
| 4434808 | Anti-skid device for a cane, crutch, or the like An anti-skid device according to the teachings of the present invention is shown utilized with a cane, crutch, or the like and includes a gripping member having a plurality, preferably three, non-skid pins which are vertically adjustable therein. The grip... | 03/06/1984 |
| 4434809 | Pipe coupling A pipe coupling, which renders it possible to connect branch pipes (24) to a feed-pipe (1) without requiring the flow in the feed-pipe to be shut off. In a cylindrical guide passageway (5) of one of two coupling parts (2a,2b) embracing the feed-pipe a pis... | 03/06/1984 |
| 4434810 | Bi-directional pressure relief valve A bi-directional pressure relief valve includes a cylindrical main body portion defining a flow path through the valve and terminating in an asymmetrical lip portion having a curved contour about an axis of curvature extending perpendicularly to the flow ... | 03/06/1984 |
| 4434811 | Coupling seal and method of assembly Coupling joint seals, for oil well head high pressure control equipment particularly for the assemblies of riser tubes thereof on wireline equipment, have the coupling containing a seal constructed and arranged to permit the use of a rigid non-extrusion r... | 03/06/1984 |
| 4434812 | Fluidic gain changer A fluidic gain changer uses a fluid jet to mechanically deflect between two ets of fluidic receivers. A planar fluidic amplifier has its power jet, control jets and interaction regions bounded together to form a flexible tab than can be deflected in the th... | 03/06/1984 |
| 4434813 | Laminar proportional amplifier and laminar jet angular rate sensor with rotating splitter for null adjustment The apparatus disclosed herein is an externally adjustable flow splitter a fluid amplifier. The flow splitter is a substantial triangular plate fixedly attached to a rod rotatably mounted in the amplifier immediately adjacent to the fluid outputs to red... | 03/06/1984 |
| 4434814 | Through fault pressure filter for fault pressure relay Methods and apparatus are provided for attenuating through-fault pressure disturbances in fault relays for a liquid-filled transformer. The method comprises the interposition of a mechanical filter between the transformer and the relay for attenuating thr... | 03/06/1984 |
| 4434815 | Pipework Apparatus is described for insertion into a branch pipe to cut an aperture in a liner provided within the main pipe for repairing the latter. The apparatus has a body together with a cutting device and a clamping member (e.g. an inflatable sleeve) both su... | 03/06/1984 |
| 4434816 | Service line interior by-pass fitting Interior by-pass for underground gas service line is installed from building basement without need for excavation, and has a tightenable adapter attached on each end of the by-pass tubing to connect and seal the tubing to the interior periphery of the ser... | 03/06/1984 |
| 4434817 | Edge yarn clamp for a weaving machine The edge yarn clamp for a weft yarn is provided with a push-on resilient shoe on the metal clamping jaw. The resilient shoe includes a curved clamping cap on a rearward part to reliably retain the shoe in place while permitting an ease of fitting-on.... | 03/06/1984 |
| 4434818 | Wire feeding and wire forming device for paper clip making machine An apparatus used for the paper clip making machine downstream of the cutting machine comprises, a set of conveyors including continuous belt continuous chains, transferring wheels for advancing the cut wires, pieces of magnet properly located on the conv... | 03/06/1984 |
| 4434819 | Coil forming machine A coil forming machine comprises a coil former assembly for the formation of a coil therearound, a flier for winding a wire around the former assembly to form the coil and a coil receiving jig for the support of the coil which has been transferred from th... | 03/06/1984 |
| 4434820 | Syringe loader and method A syringe loader and method that fill a syringe with a correct dosage of two or more ingredients without referring to or seeing the syringe graduation markings, comprising a bottle holder cradle, a syringe carriage slidably connected to the bottle holder ... | 03/06/1984 |
| 4434821 | Device for the automatic filling of bottles and installation containing same The apparatus comprises a vat (1) in the bottom of which a certain number filling devices (22) are arranged around the axis of the vat. Each device contains a filling pipe in communication with the vat (1) and which is traversed by a vent tube which is c... | 03/06/1984 |
| 4434822 | System for the sterile mixing of materials A fluid transfer assembly includes first and second connector members, each associated with a fluid conduit and having a meltable wall which normally seals the connector member, and thus the associated conduit. The connector members can be coupled togethe... | 03/06/1984 |
| 4434823 | Liquid transfer device A liquid transfer device is disclosed which comprises a body having a wall defining a cavity within the body. Two hollow conduits extend from the cavity through the wall and project outwardly from the body. Two resilient tubes extend through the body and ... | 03/06/1984 |
| 4434824 | Router guide A router guide for a router comprising first and second spaced-apart end supports adapted to be removably positioned on spaced-apart supporting surfaces. First and second support members are secured to and extend between the ends of the first and second s... | 03/06/1984 |
| 4434825 | Firewood cleaving apparatus In accordance with the invention, a firewood cleaving apparatus comprises a number of cleaving irons situated in four different consecutive planes, so that a block of wood, which is forced down against the cleaving irons with the aid of a ram, will be ste... | 03/06/1984 |
| 4434826 | Wood wheel cutter A shank is provided for stationary support from a rotary drive structure with the shank coaxial with the axis of rotation of the drive structure. The shank includes a head on one end having an outwardly opening bit receiving bore formed therein coaxial wi... | 03/06/1984 |
| 4434827 | Tree feller-buncher Method and apparatus for felling and bunching trees is provided by means of a support mounted on a vehicle and a carriage mounted for movement along the support in a horizontal direction substantially perpendicular to the direction of movement of the vehi... | 03/06/1984 |
| 4434828 | Screwdriver with handle for storing bits A screwdriver is provided having a handle for storing bits. The stored bits are held in the handle in transverse orientation with respect to the long axis of the screwdriver by sleeves of resiliant material which are press fit into transverse openings thr... | 03/06/1984 |
| 4434829 | Collapsible yard pan The collapsible yard pan has a rigid frame covered with a pliable fabric or plastic film material contoured to form a portable bag container that can be opened along one side and an end which can lie flat for easy filling. The frame is typically a rectang... | 03/06/1984 |
| 4434830 | Pneumatic tire A pneumatic tire having better aerodynamic characteristics than conventionally shaped tires is disclosed. A radial cross-section of the tire has an external contour on each side of its mid-circumferential plane, exclusive of indicia on the sidewalls or tr... | 03/06/1984 |
