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| Number | Title | Issue Date |
| 5193595 | Biscuit joiner attachment for radial arm saw An attachment for a radial arm saw to enable biscuit slot cutting includes a separate housing on said radial arm, means for attaching a biscuit slot blade, means for transmitting power to said blade from said radial arm, and means for manipulating said ho... | 03/16/1993 |
| 5193596 | Pattern cutting assembly This invention is a pattern cutting assembly including a pattern guide member used in cooperation with a pattern and workpiece holding frame which, in turn, has a workpiece member mounted thereon and used in conjunction with a rotating blade, such as a ro... | 03/16/1993 |
| 5193597 | Material stripper and debris removal apparatus therefor A debris conveyor for removing limbs, bark and other debris from between a tree stripping apparatus and a tree chipping apparatus defines a path between the stripper and chipper and comprises a conveyor extending under the path for conveying debris away f... | 03/16/1993 |
| 5193598 | Portable support stand attachable to a sawhorse A portable support stand having a platform for supporting the power tool or workpiece and brackets for releasably attaching the power tool to the platform. Right and left support arms are attached to the support stand for supporting the ends of the workpi... | 03/16/1993 |
| 5193599 | Apparatus for mounting spokes between a hub and rim of a spoke wheel An apparatus for mounting spokes (1) between a hub (2) and rim (3) of a spoke wheel (4) comprises a hub support (8) for rotatably supporting the hub. Rim support rollers (11) support the rim concentrically around the hub. A drive (10) is provided for rota... | 03/16/1993 |
| 5193600 | Tire grooving apparatus and method A tire grooving apparatus according to the present invention consists of a movable block (5) movable at least in a lateral direction parallel with a tire support shaft, a vertically movable block (7) provided on the movable blocks, and a pivotable arm (81... | 03/16/1993 |
| 5193601 | Multi-cellular collapsible shade A machine (300) and the process for manufacture of a unique completely pleated product-(110) which is made from a continuous, flexible web (311) for the covering of windows and the like. The machinery consists of a production line (300) with at least a sc... | 03/16/1993 |
| 5193602 | Canvas cover for window frames A cover for window frames that permit a user to selectively choose the frames where the covers will be mounted in an enclosure to protect the inside from the elements. An opening in the canvas that is mounted to the frame is selectively covered and uncove... | 03/16/1993 |
| 5193603 | Display framing apparatus The present invention is a display framing apparatus utilizing a unique side frame member positioned on the side of a display panel. The side frame member has a cavity extending its length and opening at its opposite ends and an assembly structure located... | 03/16/1993 |
| 5193604 | Process for centrifugal casting of copper and copper alloys A process for the centrifugal casting of copper, copper alloys, or other oxygen sensitive alloys, such as bronze, is effective for avoiding or reducing the formation of an oxide layer on the inner surface of the casting. The process essentially consists o... | 03/16/1993 |
| 5193605 | Techniques for preparation of ingot metallurgical discontinuous composites Process for the production of ingots of castable discontinuous metal matrix omposites by encapsulating particulate refractory material of the B4 C or SiC in a matrix metal of Li or al to form a solid master alloy, and introducing the master allo... | 03/16/1993 |
| 5193606 | Rigid continuous casting starter bar with flexible end for storage The starter bar has a free end portion which is flexible for storage and a substantially rigid portion at the end which plugs the mold. The starter bar is constructed in discrete blocks secured to one side of a planar spine provided in segments and arrang... | 03/16/1993 |
| 5193607 | Method for precision casting of titanium or titanium alloy Precision casting of titanium or titanium alloy includes establishing molten metal by induction heating in an assembly formed with water cooled copper segments disposed circlewise on the inside of an induction coil in a state insulated from each other and... | 03/16/1993 |
| 5193608 | Radiator with fan for motor vehicles A radiator with a fan is arranged at a forward tilt under the footrest floor part of a cab floor of a cab-over-engine vehicle. The fan confronts the front of the engine. The fan is connected with the radiator through an air duct, a central axis of the air... | 03/16/1993 |
| 5193609 | Low profile heating and colling unit for vehicles A vehicle air treatment unit includes a number of components which cooperate together. A temperature exchange coil is housed in a coil housing. The coil housing has an input port for receiving air from the interior of the vehicle and an exhaust port. A bl... | 03/16/1993 |
| 5193610 | Defrostable ventilation system The present invention relates to an apparatus for defrostable ventilation systems which include an element for the transfer of heat from warm exhaust air (taken from inside a building) to cooler exterior fresh air which is drawn into the building, the sys... | 03/16/1993 |
| 5193611 | Heat exchangers A heat exchanger including a plurality of fluid pathways (13, 15, 16, 17, ) in which at least some are defined between surfaces of unperforated primary plates (10). Between the primary plates (10) are at least two secondary perforated plates (12) extendin... | 03/16/1993 |
| 5193612 | Multiple-plate heat exchanger for pressurized fluids A heat exchanger using a stack of plates with sealed flow spaces between them utilizes a multiplicity of plates that fit flush together at their perimeters and are provided with profiling by stamping. They are essentially the same in shape and are alterna... | 03/16/1993 |
| 5193613 | Heat exchanger header tube and method of making A heat exchanger comprising opposed parallel header tubes having circumferentially spaced grooves along the length thereof with inclined sides and a base on the external surface of the groove and spaced annular ribs on the inner surface opposite the groov... | 03/16/1993 |
| 5193614 | Cable anchor assembly A cable anchor assembly (16) for an inverted, cable deployed submersible pump (28) that comprises a cable tensioning device (18) adapted to preload the multwire rope members (38) of the power cable (30). The cable tensioning device (18) comprises threaded... | 03/16/1993 |
| 5193615 | Apparatus for use in controlling flow through a tubing string suspended and packed off within well bore as well as within the annulus between the tubing string and well bore above and below the packer There is disclosed apparatus for use in controlling flow through a tubing string suspended and packed off within a well bore and within the annulus between the string and well bore above and below the packer by tools adapted to be lowered into and raised ... | 03/16/1993 |
| 5193616 | Tubing hanger seal assembly A tubing hanger assembly having a metal-to-metal seal assembly for sealing the annulus between the tubing hanger assembly and an outer casing hanger assembly. The metal-to-metal seal assembly includes a static metal-to-metal seal for sealing with the tubi... | 03/16/1993 |
| 5193617 | Micro-slug injection of surfactants in an enhanced oil recovery process A method for introducing a surfactant into an oil bearing formation includes plurality of a micro-slug injections of surfactant. Each micro-slug injection comprises an "on time" in which the surfactant is introduced into the formation and which is based u... | 03/16/1993 |
| 5193618 | Multivalent ion tolerant steam-foaming surfactant composition for use in enhanced oil recovery operations A method for recovering hydrocarbons from a reservoir during gas injection into the reservoir comprises at least periodically injecting a gas comprising steam and a foam-forming composition which includes at least one steam foam diversion surfactant into ... | 03/16/1993 |
| 5193619 | Well control apparatus Apparatus for the venting and isolation of an oil well test tool drill string comprises reference pressure gas release apparatus having two spaced pistons (7, 11) located at opposite ends of the reference gas chamber (10) and blocking both a gas vent (17)... | 03/16/1993 |
| 5193620 | Whipstock setting method and apparatus A whipstock setting apparatus includes a whipstock with a mandrel secured thereto and depending therefrom. A cutter, or mill is connected to a work string and releasably connected to the whipstock. A packer assembly including a mechanical weight set packe... | 03/16/1993 |
| 5193621 | Bypass valve A bypass valve for bypassing well fluids, and method of use thereof. The valve comprises a tubular housing defining a bypass port therethrough with an inner sleeve mandrel defining a bypass port initially aligned with the bypass port in the housing. The v... | 03/16/1993 |
| 5193622 | Device for preventing the risk of fire due to burning or glowing particles in a pipeline A device for eliminating fire risk due to hot particles (12) in the form of burning or glowing material passing within a pipeline (10). The device includes a valve (18) which can be controlled to block the pipeline when a risk of fire is indicated in the ... | 03/16/1993 |
| 5193623 | Hitching assemblies A hitch assembly for coupling an implement to a prime mover is disclosed, which includes a first connector assembly, having a mount for mounting the first connector assembly onto the prime mover, and a second connector assembly having a mount for mounting... | 03/16/1993 |
| 5193624 | Device for loosening sub soil The invention concerns a device (1), which is self-powered or can be connected-up to a vehicle, for loosening the sub-soil, the device having an array of piercing tools (13) mounted substantially perpendicular to the direction of travel of the device. Bef... | 03/16/1993 |
| 5193625 | Tractor drawbar hitch adaptor A hitch is provided for standard tractor drawbars having one or more hitch pin holes. The hitch is connected to the bar by an adaptor mounting bracket and has a pivot pin which permits the hitch to be rotated over the rear hole in proper registry to recei... | 03/16/1993 |
| 5193626 | Drilling device A drilling device including a hydraulically actuated drive for exerting an oscillatory action on the drive including the drive element, inserting device for hoses conducting a working medium to a pressure-actuated hammer mounted on a front end of the rod ... | 03/16/1993 |
| 5193627 | Apparatus for controlling a ramming device A forward and rearward running ramming device includes: a housing having a percussion head in which a percussion piston a axially displaced by compressed air; a control device for controlling the compressed air so that, during forward running the percussi... | 03/16/1993 |
| 5193628 | Method and apparatus for determining path orientation of a passageway A method and apparatus are disclosed for determining the position of a centerline of a passageway by using a measuring instrument which passes through the passageway taking periodic and successive axial strain measurements which are in turn used to form a... | 03/16/1993 |
| 5193629 | Method and apparatus for determining the number and/or value of weighed items Weighing apparatus for weighing currency notes or coins has a weighing platform (4) coupled to a load cell (14) for generating a weight signal dependent upon the weight of items on the platform. The weighing machine includes a microprocessor (26) with ass... | 03/16/1993 |
| 5193630 | Device particularly suitable for the automatic checking of the weight of a product put into bottles by high-output micro-feeders During the transfer into the weighing unit (K), the bottle (F) is held in the compartment (S1) of the transfer container (C), preferably by suction. An elevating comb (4) which receives the bottle extracted from the micro-feeder and which with a subsequen... | 03/16/1993 |
| 5193631 | Weighing scales Weighing scales for use as a teaching aid in educational establishments. The scales include a platform adapted to receive an article to be weighed, a compressible, fluid-containing reservoir, in the form of bellows or diaphragm provided with a fixed wall.... | 03/16/1993 |
| 5193632 | Vehicle with motorized propulsion units A transverse axis tubular hub (24) couples each elongate propulsion unit (4) to the vehicle body (2). It supplies signals representative of the forces that it transmits. A tilt motor (22) of said propulsion unit bears on said hub to tilt said propulsion u... | 03/16/1993 |
| 5193633 | Motorized transfer and transport system for the disabled A powered transfer and transport system is provided to permit disabled individuals increased mobility and freedom of movement. The powered system performs as a wheelchair in one configuration and as a bed in another, and provides powered mechanisms for va... | 03/16/1993 |
| 5193634 | Hybrid propulsion system for vehicles, in particular for road vehicles In a hybrid propulsion system for vehicles in which a first propulsion unit, of internal combustion type, transmits motion to at least one wheel of the vehicle via transmission members including at least one clutch, a second propulsion unit, of electrical... | 03/16/1993 |
