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| Number | Title | Issue Date |
| 4207907 | Cigarette making machine A cigarette making machine includes an air-pervious band which carries a cigarette filler stream by means of suction onto a continuous wrapper web in which the filler stream is enclosed to form a cigarette rod, characterized by a second air-pervious band ... | 06/17/1980 |
| 4207909 | Liquid applicator A liquid applicator formed in the shape of a person's hand, the applicator having a central body from which protrude a plurality of spaced arcuate fingers. The arm or shank of the applicator has a removable cap and a hollow interior which communicates wit... | 06/17/1980 |
| 4207910 | Method and apparatus for building up and reducing the pressure of gases in ionography imaging chambers The interelectrode gap of an ionography imaging chamber is connected with a variable-volume container which is filled with a high Z gas at atmospheric pressure, and with first and second accumulators which respectively contain high Z gas at a higher and l... | 06/17/1980 |
| 4207911 | Operating station for a duct system through which a plug body is pumped A duct system is provided with a pair of branch conduits each having a differential pressure operated valve. Two sets of pressure ducts are connected to the duct system and a plug member is caused to shuttle back and forth, in controlled fashion to expose... | 06/17/1980 |
| 4207912 | Emergency shut-off valve An emergency shut-off valve adaptable in a gas supply pipe to shut off the pipe in the time of emergency such as occurrence of an abnormal vibration or gas leak, comprising a hollow body which is open at its top and covered by a cover member, said cover m... | 06/17/1980 |
| 4207913 | Low burst pressure corrosion resistant rupture disc assembly A non-fragmenting, low burst pressure rupture device assembly is provided for mounting between opposed flange members which define a relief orifice for a pressurized line or vessel. The assembly includes a relatively thin, flexible, fluid impervious seali... | 06/17/1980 |
| 4207914 | Fluid relay apparatus A control valve includes a single diaphragm as a common wall between an input signal chamber having an input port and an output chamber having a central supply port and an exhaust orifice. The orifice has a seating face parallel to and spaced from the dia... | 06/17/1980 |
| 4207915 | Back flow preventer A back flow preventer for preventing contamination of a water supply. The preventer includes check valves which are enclosed in a casing comprised of a body and a single removable cover. The check valves are vertically disposed and spaced laterally from e... | 06/17/1980 |
| 4207916 | Tap A tap the body of which is formed with a liquid passage having an inlet and an outlet and being provided with a valve member between the inlet and outlet to control flow of liquid therebetween characterized in that the body has a second outlet communicati... | 06/17/1980 |
| 4207917 | Hand-operation device for solenoid valves A manually operable actuation pin for operatively engaging the solenoid armature of an electromagnetic valve device is provided to permit manual emergency or auxiliary control of the armature. The actuation pin is designed to permit locking in its actuate... | 06/17/1980 |
| 4207918 | Insulation jacket An insulation jacket for use as a valve cover. The jacket comprises a body portion comprising a central section and two lateral sections. Each of the lateral sections comprises an inboard and outboard belt and each of the belts extends along each of the l... | 06/17/1980 |
| 4207919 | Digital fluid flow control system An upstream fluid chamber adapted for fluid flow in a given direction is interconnected to a downstream fluid chamber by a plurality of individually actuatable digital valve elements disposed in a plane substantially transverse to the given direction so t... | 06/17/1980 |
| 4207920 | Swivel assembly for interconnecting two relatively movable conduits A swivel assembly for interconnecting a pair of relatively displaceable conduits comprises a pair of outer swivel fittings each connected via a respective outer pipe to a respective one of the conduits, and a pair of inner pipes each connected between the... | 06/17/1980 |
| 4207921 | Header assembly and jetting adapter for well point pumping apparatus A pipe header assembly for well point pumping apparatus for use with a series of well point risers forced into the ground and extending above ground where they are connected to a pipe header whereby water is pumped out of the ground and conveyed through t... | 06/17/1980 |
| 4207922 | Liquid sampling apparatus The invention relates to an apparatus for sampling a liquid conveyed by a plurality of tubes. The sampling apparatus comprises a cylindrical enclosure with a vertical axis and a circular cross-section having a given length. The enclosure has a lower plana... | 06/17/1980 |
| 4207923 | Fluid valve A fluid valve with a valve body and core, the core being retained in the valve body by resilient fingers which extend from the body and snap past a lip on the valve core on insertion of the core into the body.... | 06/17/1980 |
| 4207924 | Control valve for fluid actuator A control valve for a fluid actuator has a slide valve member mounted within a housing or body with an external knob on one end and a piston on the other end. The body has a central bore with an enlarged bore portion forming a valve chamber in which the p... | 06/17/1980 |
| 4207925 | Reversible baffle plate A reversible baffle plate for receiving and supporting a bottom hole survey apparatus on the interior of a directional drilling string is characterized by concentrically disposed inner and outer members supported one from the other by a plurality of webs.... | 06/17/1980 |
| 4207926 | Loom projectile A projectile for use in a loom in which filling picks are inserted into a warp shed from an outside supply source comprising an elongated body having an inlet opening at one of its ends and an outlet opening at the opposite end thereof. Inside of the body... | 06/17/1980 |
| 4207927 | Braiding device for coil winding machines A braiding device for intermittently forming a wire braid from a single wire fed without interruption, of the type in which seizing means seize the wire at an intermediate point along its length and make a movement such as to form a double wire loop combi... | 06/17/1980 |
| 4207928 | Process for manufacturing twisted wire articles with variable direction of twist and a machine for accomplishing same This process provides for twisting continuously supplied wires in one of preset directions with an essentially uniform pitch of twist ensuring the maximum number of lays in the zone of preliminary twisting, while simultaneously twisting the wires in the o... | 06/17/1980 |
| 4207929 | Method and apparatus for dispensing measured quantities of material A material metering device and method for repetitively charging consistently accurate quantity charges of a lubricant retaining and wicking material to lubricant reservoirs of dynamoelectric machine bearings. A metering head is movably supported on a base... | 06/17/1980 |
| 4207930 | Methods and apparatus for use in dispensing dynamoelectric machine lubricant material A method of cutting off the flow of material being extruded from a dispensing head is disclosed. The method involves interrupting the flow of material by shearing the material in a direction transverse to its direction of flow at the end of a dispensing c... | 06/17/1980 |
| 4207931 | Methods and apparatus for dispensing dynamoelectric machine lubricant material This application discloses methods and apparatus particularly useful for repetitively charging consistently accurate quantity charges of a lubricant retaining and wicking material to bearing lubricant reservoirs of dynamoelectric machines. A metering head... | 06/17/1980 |
| 4207932 | Automatic filler tube and bell flushing In a known type of bottle filling machine, a bottle travels on a platform which is raised so that the bottle encircles a filler tube and sealingly engages a filler bell which is slidable up and down on the filler tube. If a bottle explodes during filling,... | 06/17/1980 |
| 4207933 | Bottle contents transfer device A bottle contents transfer device having a base arranged for resting on a support surface and supporting in an elevated position a retaining rack arranged for holding a bottle or bottles to be drained. Disposed between the retaining rack and the base of t... | 06/17/1980 |
| 4207934 | System of fastening an apparatus on a cartridge of fluid under pressure A system of fastening an apparatus on a cartridge of fluid under pressure provided with a dispensing and/or filling valve and an annular bead surrounding the said valve, this fastening system, which comprises: a central core for fastening the said apparatus, c... | 06/17/1980 |
| 4207935 | Flywheel-operated toy woodworking apparatus A toy woodworking apparatus powered by a flywheel driven by a handle operatively coupled to a gear train through a ratchet mechanism, the gear train driving a sander disc, rotary slitter blades and a combined shear and punch member, the shear member being... | 06/17/1980 |
| 4207936 | Textured wood surfacing Texturing the surface wood comprising moving randomly positioned, rigidly mounted shredding points along the surface of the wood, orienting the direction of movement of the shredding points generally in the direction of the grain but slightly at variance ... | 06/17/1980 |
| 4207937 | Flexible bulk container A flexible bulk container for carrying up to one ton of material in e.g. granular form. The container includes a bag of woven fabric such as polypropylene. Where necessary for reasons of reinforcement, i.e. where lifting loops are attached, or adjacent se... | 06/17/1980 |
| 4207938 | Locknut An improved locknut has an axially extending central opening with standard thread convolutions which freely engage an externally threaded member and lock thread convolutions which interfere with the threads on the externally threaded member to provide a l... | 06/17/1980 |
| 4207939 | Traction device A traction device that can be removably mounted on a vehicle tire includes a plurality of non-deformable straps of a length greater than width arranged at evenly spaced intervals around the tread of the tire. Each strap has a series of transversely runnin... | 06/17/1980 |
| 4207940 | Pneumatic tire bead seat The assembly of a large size pneumatic tire for a heavy off the road vehicle and an annular bead seat for a bead of the tire is characterized by the fact that said annular bead seat has a lateral face terminating in a flange and an inner face with a heel ... | 06/17/1980 |
| 4207941 | Method of continuous casting of metal in a tapered mold and mold per se A mould for the continuous casting of metals is formed with sections having different tapers so as to match the peripheral contraction of the mould to contraction of the metal being cast at different stages of the casting process. In an intermediate secti... | 06/17/1980 |
| 4207942 | Plate heat exchangers For the purposes of corrosion protection of plate heat exchangers formed particularly of stainless steel or titanium, it is proposed to use anodic protection. To this end, in a plate heat exchanger comprising a pack of gasketted metal plates having aligne... | 06/17/1980 |
| 4207943 | Countercurrent solid-to-solid heat transfer apparatus and method Apparatus for transferring heat between solid particles includes a rotatable cylindrical drum which includes plates mounted on the interior surface of the drum wall to extend inwardly thereof. Also included is an elongate vibratory screen disposed within ... | 06/17/1980 |
| 4207944 | Heat exchanger for withstanding cyclic changes in temperature A shell and tube type heater exchanger is disclosed for withstanding cyclic changes in temperatures of fluid without suffering failure by removing metal from the outer periphery of a tube sheet. The central portion of the tube sheet is a smooth arching co... | 06/17/1980 |
| 4207945 | Recovering petroleum from subterranean formations A process for enhanced recovery of petroleum from subterranean formations wherein a vapor mixture of steam and a petroleum fraction containing naturally occurring phenolic and carboxylic compounds is injected via an injection well, and a mixture of steam ... | 06/17/1980 |
| 4207946 | Tertiary recovery process A process for recovering hydrocarbons from a hydrocarbon-bearing formation penetrated by an injection well and a production well which comprises injecting an aqueous solution of a vinylpyrrolidone polymer into the formation to condition the reservoir, in ... | 06/17/1980 |
| 4207947 | Means for increasing traction in racehorse horseshoes An insert for use with a racehorse shoe having a front end calk, the insert being a plate able to be nailed to the horse's hoof between the shoe and the hoof, the plate having a forward curved edge to generally conform to the front edge of the hoof, area ... | 06/17/1980 |
