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"The abolishment of pain in surgery is a chimera. It is absurd to go on seeking it...knife and pain are two words in surgery that must forever be associated in the consciousness of the patient."
Dr. Alfred Velpeau, French surgeon ; 1839
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| Number | Title | Issue Date |
| 4434711 | Fume hood with damper controlled baffles and method A fume hood having top and rear baffle systems fixedly secured within a housing of the fume hood to provide a passage for lighter than air fumes along the top baffle and a passage for heavier than air fumes along the rear baffle. A movable damper selectiv... | 03/06/1984 |
| 4434712 | Silo breather bag A breather bag having a partial torus or weiner-like configuration is fabricated from four panels of flexible material. One of the panels is a side panel extending from one end of the bag to the other end along the inner concave curvature of the bag. The ... | 03/06/1984 |
| 4434713 | Calender A calender wherein the bearings for the end portions of the uppermost roll carry pressure transducers in the form of inflatable plenum chambers or hydraulic cylinder and piston units operable to bear against the lower end faces of vertical feed screws whi... | 03/06/1984 |
| 4434714 | Apparatus for screen printing bottles A serigraphy printing assembly for bottles comprises a conveyor having at least a portion situated between a bottle-picking up station and the entrance to a drying station, and lying in a vertical plane along which the bottles are held so that their longi... | 03/06/1984 |
| 4434715 | Printing apparatus including serial printing means A printing apparatus including separate serial printing heads mounted on a rotary chase whereby the heads can be selectively positioned for printing on material as the material is transported through the apparatus. The chase is mounted on a support locate... | 03/06/1984 |
| 4434716 | Operating lever device for printing machine An offset printing machine including an operating lever mechanism in which, before the printing process is started, all required preliminary processes can be carried out while the operator can visually confirm them to thereby prevent unsatisfactory printi... | 03/06/1984 |
| 4434717 | Hybrid fuse triggering device A fuse triggering device for air to air missiles incorporates a readily rvable housing consisting of a threaded member mounted on a standard nut as a base and a hermetically sealed cover. The electronic components are wafered on a silicon substrate disc ... | 03/06/1984 |
| 4434718 | Sabot and projectile A discarding sabot projectile for shotgun of unique construction whereby the separation of the projectile and sabot is enhanced by opposing air pressure and the unique construction of the sabot. The sabot as utilized herein comprises a plastic body firmly... | 03/06/1984 |
| 4434719 | Steering motorized truck A steerable railway truck includes a main frame structure having a bolster and a pair of side frames to be secured to a car body. A pair of "C" shaped sub-frames are interconnected. Extending arm portions of the sub-frames are slidably mounted to the end ... | 03/06/1984 |
| 4434720 | Multi-rate side bearing for a railway truck A multi-rate side bearing for a railway truck is provided. The side bearing comprises a base plate and an upper plate, with two resilient devices located between the base plate and the upper plate. The resilient devices usually are elastomeric pads of dif... | 03/06/1984 |
| 4434721 | Anti-snap device for drafting board tilting mechanism A drafting table having spring-balanced lifting and tilting movement features is provided with an anti-snap device which prevents the table top from tilting so quickly to the full-vertical position that it hits its stops and rocks the entire table over. T... | 03/06/1984 |
| 4434722 | Tilt support for overbed table top and vertical lock assembly therefor An adjustable table includes a base having an upright post with two vertical rows of openings therein. A tubular member is telescopically slidably supported on the post and has a downwardly facing bearing surface adjacent each row of openings in the post.... | 03/06/1984 |
| 4434723 | Fluidized-bed combustion apparatus A fluidized bed shell boiler for producing steam or hot water or a fluidized bed hot gas generator or incinerator in which the position at which bed material is deposited downstream of the bed is controlled. A baffle of firebrick with gas-flow passages ex... | 03/06/1984 |
| 4434724 | Overbed distributor for feeding dual solid fuels to a stoker furnace A furnace (10) in which coal and cellulose fuel can both be burned on the same traveling grate (24). First means (36) are provided for introducing coal onto the grate at one end (38), such that it traverses the full grate run before it falls as ash from t... | 03/06/1984 |
| 4434725 | Mass burning self-cleaning incinerator A method and apparatus for the consumption of relatively mass amounts of refuse in which a plurality of refuse burning grates are spaced one above the other. The refuse is supplied to and deposited selectively on selected ones or all of the grates while t... | 03/06/1984 |
| 4434726 | Fine particulate feed system for fluidized bed furnace A method and apparatus for feeding solids into the bed of a fluidized bed furnace (18). The feed solids are separated into a fine fraction and a coarse fraction. The coarse fraction is supplied to fluidized bed (16) in an in-bed pneumatic transport feed s... | 03/06/1984 |
| 4434727 | Method for low load operation of a coal-fired furnace When a pulverized coal-fired furnace is operating at low loads, the primary air and pulverized coal stream discharging from the coal delivery pipe is split into a first and a second coal-air stream and independently directed into the furnace by tilting at... | 03/06/1984 |
| 4434728 | Electromagnetic pattern selector for an embroidery machine A positioning device for a mechanical switching lever arrangement in an embroidery machine comprises an electromagnetic device which serves for displacing a pawl lever between a first end position and an intermediate position. The pawl lever serves for ac... | 03/06/1984 |
| 4434729 | Continuous monogrammer A work manipulating mechanism for a sewing machine attachable to the presser bar thereof which utilizes a pair of spaced apart endless belts on a first drive plate to feed an endless quantity of work material through a sewing machine in the formation of a... | 03/06/1984 |
| 4434730 | Machine for top stitching In a method of and apparatus for top stitching parallel to the edge of a garment panel in which edge is a corner, there are provided means for detecting the approach of the corner and thereupon reducing the speed of movement of the panel through the machi... | 03/06/1984 |
| 4434731 | Arrangement for sewing separate successive seams along different directions in a fabric material The arrangement comprises a sewing apparatus which is partially supported below a material-supporting table and which partially extends through an opening above the table surface. Control means are provided to control the operation of the sewing apparatus... | 03/06/1984 |
| 4434732 | Operation controller for an electronic sewing machine A microcomputer controlled electronic sewing machine wherein the microcomputer operates in two modes of execution: a background mode for performing non-critical functions and an interrupt mode for performing functions dependent on the operational state of... | 03/06/1984 |
| 4434733 | Bight and needle positioning control for sewing machines A control for a sewing machine is arranged to enable an operator, utilizing a single input control member, to select the amplitude of side to side motion of a needle bar for pattern sewing, or to dispose the needle bar in defined off-center positions for ... | 03/06/1984 |
| 4434734 | Anti-spill device for sewing machine bobbin A non-spill bobbin case device having a bobbin thread tension spring and a direct bobbin thread path extending from the bobbin thread tension spring across the bobbin case device spaced from the outer face of a bobbin flange supported in the bobbin case, ... | 03/06/1984 |
| 4434735 | Motion conversion mechanism for effecting sewing machine feed dog control A sewing machine is described comprising a mechanism arranged to convert movement signals generated by a decoder unit into movements of a feed dog for the fabric with the main characteristic of the machine being that said mechanism comprises a plurality o... | 03/06/1984 |
| 4434736 | Strain controlled sewing machine mount A sewing machine is secured to the platform of a sewing cabinet with a machine connected stud and a wing nut which is threaded on the stud and is permitted to turn only a limited amount so as to prevent excessive force from being applied to the machine.... | 03/06/1984 |
| 4434737 | Displacement, planing sailboard A highly efficient sailboard shape has a full displacement form for efficient light and upwind sailing and has an efficient planing form for high wind sailing with the conversion from displacement to planing forms caused by the buoyance reaction to aftwar... | 03/06/1984 |
| 4434738 | Rudder for watercraft The fin of a fin rudder can, as desired, be locked to the rudder (single-area rudder), to the ship (forced control of fin through movement of main rudder), or separately pivotable (independent fin movement), the locking or actuating device being positione... | 03/06/1984 |
| 4434739 | Fin rudder for ships A rudder assembly for marine craft wherein the main rudder carries one or more fins pivotable as well as lockable in relation to it, wherein the actuating and control devices for the fin are integrated with the rudder assembly.... | 03/06/1984 |
| 4434740 | Wind-scoop for small boats A wind-scoop for small boats has a collapsible framework of resiliant bent wire members, over which a dome-shaped fabric cover member is received in form fitting relation, one side only of which cover member is air permeable for scooping wind to be direct... | 03/06/1984 |
| 4434741 | Arctic barge drilling unit An improved marine drilling barge for use in ice-covered water is disclosed. The barge has, besides a conventional moon pool through which conventional marine drilling operations can proceed, a roughly circular polygonal hull plan, with an elevation of tw... | 03/06/1984 |
| 4434742 | Installation for depositing thin layers in the reactive vapor phase Installation for the deposition of thin layers in the reactive vapor phase by plasma. The installation comprises a coaxial conductor, whose core is hollow and is used for introducing gas into a chamber having a row of openings. The conductor is also used ... | 03/06/1984 |
| 4434743 | Shellfish mariculture apparatus A shellfish mariculture apparatus wherein the apparatus includes a frame, an envelope comprising a sleeve of open mesh material having an upper and lower portion and a series of stanchions operably connected to the frame for supporting an upper portion of... | 03/06/1984 |
| 4434744 | Methods of and/or apparatus for milking animals A milking claw of the type employed for connecting teat cups to a milk line of a milking machine having a claw body including a common chamber for receiving milk from the teat cups and flow directing means for creating a vortex in the fluid within the com... | 03/06/1984 |
| 4434745 | Bird feeding device A bird feeding device is disclosed which can be accessed by birds and not by squirrels. The device comprises a container for holding feed and a wire mesh enclosing the container. An o-ring supports the container within the wire mesh and spaces the mesh aw... | 03/06/1984 |
| 4434746 | Control of a system for supplying heat In a process in which a heating fluid supplied from a heater is utilized to supply heat to a plurality of processes, method and apparatus is provided for substantially optimizing the operation of the heater by minimizing the temperature of the fluid flowi... | 03/06/1984 |
| 4434747 | Burner-tilt drive apparatus for a pulverized coal fired steam generator In a pulverized coal-fired steam generator having a generally vertical furnace (1) and a plurality of fuel-air admission assemblies (10) arrayed in a vertical windbox (40) in one or more walls of the furnace (1), at least one of the fuel-air admission ass... | 03/06/1984 |
| 4434748 | Water injection control valve Water under pressure is delivered to an air/fuel induction passage of an internal combustion engine under control of a three-way spool valve whose water conveying passages are completely isolated from actuating air passages by dynamic elastic seals on the... | 03/06/1984 |
| 4434749 | Cooling system for liquid-cooled internal combustion engines Engine cooling system including a cooling water passage having cooling water jackets formed in the engine and a water pump for circulating cooling water through the water passage. A driving motor is provided for driving the water pump and a control circui... | 03/06/1984 |
| 4434750 | Thermostat housing assembly A thermostat housing assembly including a base member having a hollow tubular portion with a longitudinal axis and a first end opening disposed substantially on the axis and a second end opening offset from the axis at a predetermined angle, and an interm... | 03/06/1984 |
