| Patent Number |
Title Of Patent |
Date Issued |
| 5306236 |
Needle electrode for use with hypodermic syringe attachment |
April 26, 1994 |
| An improved needle electrode for use with a hypodermic syringe attachment which includes a needle member, a conductor wire directly attached to an uninsulated portion of the needle member, insulating material formed around at least a portion of the needle member and the conductor wire |
| 5299871 |
Bearing housing assembly |
April 5, 1994 |
| A bearing housing assembly comprising a generally U-shaped casing (12); a cap (13) which fits into and cooperates with the casing to define a bearing housing; and bolts (15) to hold the casing and the cap together. The cap (13) is a clearance fit in the casing (12); and a location and |
| 5286603 |
Radiation sensitive plates |
February 15, 1994 |
| A radiation sensitive plate comprises a substrate coated with a photopolymerisable composition. The composition comprises a polymerisable compound containing ethylenic unsaturation, a perester photoinitiator and optionally an optical sensitiser. The substrate may be a sheet of grained |
| 5255677 |
Disposable electrodes for electromyography (EMG) and nerve conduction velocity (NCV) and kit con |
October 26, 1993 |
| A disposable electrode for use in electromyography and/or nerve conduction velocity testing has a tab for connection to a cable connector and is laminated of a plurality of layers including first and second outer layers. The first layer is a backing member with exposed adhesive, a hy |
| 5254431 |
Radiation-sensitive polymers having sulfonyl urthane side chains and azide containing side chain |
October 19, 1993 |
| A radiation sensitive material suitable for the production of radiation sensitive plates for lithographic printing plate manufacture comprises a polymer having appendent azide-substituted aromatic ester groups and sulphonyl urethane groups. The radiation sensitive compound is produced by |
| 5203330 |
Disposable electrodes for electromyography (EMG) and nerve conduction velocity (NCV) and kit con |
April 20, 1993 |
| A disposable electrode for use in electromyography and/or nerve conduction velocity testing has a tab for connection to a cable connector and is laminated of a plurality of layers including first and second outer layers. The first layer is a backing member with exposed adhesive, a hy |
| 5170788 |
Needle electrode and method of assembly thereof |
December 15, 1992 |
| An electrode has a ferrule, a cannula and a wire, each with a distal end and a proximal end. The ferrule has a nose portion at its distal end and defines a nose passage terminating at a shoulder communicating with a passage having a guide opening followed by an abutment and opening into |
| 5141841 |
Radiation sensitive compound |
August 25, 1992 |
| A radiation-sensitive compound has the general formula ##STR1## wherein A represents the ring members required to complete a 5- or 6-membered heterocyclic ring which may optionally be fused to an optionally substituted aromatic nucleus,B represents H, acyl, aroyl, heterocyclyl carbon |
| 5130227 |
Radiation sensitive plates |
July 14, 1992 |
| A radiation sensitive plate comprises a substrate coated with a photopolymerizable composition. The composition comprises a polymerizable compound containing ethylenic unsaturation, a perester photoinitiator and optionally an optical sensitiser. The substrate may be a sheet of grained |
| 5044274 |
Ink conditioning device for removing excess water from emulsions of ink and water during lithogr |
September 3, 1991 |
| A device for removing excess water from an aqueous emulsion of lithographic printing ink comprises a pair of rollers co-operating together to form a nip. Emulsified ink is fed to the nip and is broken down into an ink phase and an aqueous phase by the pressure exerted by the nip. The aqu |
| 5031529 |
Inking system for lithographic printing |
July 16, 1991 |
| Ink is applied to a lithographic printing plate from an engraved roller provided with a plurality of cells in its surface. Ink is introduced into the cells by an inking device comprising a pressurized substantially closed ink duct defined by an axially extending sealing member contacting |
| 5006442 |
Method of forming a discontinuous covering layer on radiation sensitive devices |
April 9, 1991 |
| A radiation sensitive plate is provided with a discontinuous covering layer to improve vacuum drawdown. The covering layer is produced by dissolving the material which is to form the covering layer in a solvent so as to form a solution having a conductivity of from 10.sup.3 to 10.sup.9 |
| 4999271 |
Printing plate precursors |
March 12, 1991 |
| A printing plate precursor comprises a substrate coated with a radiation sensitive composition comprising a photoinitiator and a photopolymerizable urethane acrylate or methacrylate. The urethane acrylate or methacrylate is produced by partial acrylation or methacrylation of a tetrafunct |
| 4946960 |
Perester compounds |
August 7, 1990 |
| Perester compounds suitable for causing the polymerisation of addition polymerisable compounds on exposure to radiation have the general formulae ##STR1## |
| 4932460 |
Composite casting of bearing alloys to bushes |
June 12, 1990 |
| Bearing alloy is applied to a bush (10) by mounting the bush (10) on a support structure (14) having an upstanding mandrel (17) so as to form an annular interspace (20) for reception of the bearing alloy in liquid form. The mandrel (17) projects above the bush (10) and has certain pr |
| 4902601 |
Radiation sensitive polymeric diazonium salt and methods of making the polymeric diazonium salt |
February 20, 1990 |
| Radiation sensitive material suitable for the production of radiation sensitive plates for lithographic printing plate manufacture is based on a polymer including a plurality of structural units represented by the formula: ##STR1## in which, R represents H or CH.sub.3 ; each R.su |
| 4859290 |
Printing plate precursors |
August 22, 1989 |
| A lithographic printing plate precursor for use in a silver diffusion transfer system comprises a grained and anodized aluminum substrate having coated thereon a sol containing nuclei for precipitating silver from a silver complex. The substrate has an anodic weight (gm.multidot.m-.sup.2 |
| 4801161 |
Rotary pipe coupling |
January 31, 1989 |
| A rotary pipe coupling with replaceable seals is described. The pipe coupling has a first seal element connected to a first body portion and a second seal element connected to a second body portion. The seal elements are defined stepped seal cavities into which are disposed seals. The fi |
| 4767406 |
Syringe pumps |
August 30, 1988 |
| A syringe pump comprises (a) a casing; (b) within said casing, a motor (c) an externally screw-threaded drive rod connected at one end thereof to said motor so that, in use, the motor can rotate the drive rod about its axis, the other end of said drive rod being free to rotate in a journ |
| 4744665 |
Automated optical linewidth measurement |
May 17, 1988 |
| Optical metrology method and apparatus in which the sheared portions of an optical image are automatically aligned so as to enable the widths of high contrast lines to be measured using optical image shearing. A mechanism splits a line image of an object into two, shears the two images a |
| 4725884 |
Optical metrology |
February 16, 1988 |
| A method and apparatus for measuring the width of a small object between a pair of opposed edges thereof e.g. the width of a line on a semiconductor wafer, having a light microscope, a video system for receiving an optical image from the microscope and for displaying the image on a displ |
| 4692308 |
Automatic chemical analysis |
September 8, 1987 |
| Apparatus for, and a method of, automatic chemical analysis. The apparatus comprises a conveyor system for delivering vials containing samples for analysis through an entry gate and identification arrangement to a series of analytical modules where a succession of tests is effected on ea |
| 4688908 |
Microscope stage |
August 25, 1987 |
| There is disclosed a microscope having improved means for determining precisely the position of a specimen in relation to the microscope. The microscope comprises a base, a mounting stage for holding a specimen, a microscope objective for viewing the specimen, mounting means adjustably |
| 4687728 |
Radiation sensitive compositions |
August 18, 1987 |
| Radiation sensitive compositions are image-wise exposed and developed to form an image which is then heated to improve its strength as a lithographic printing image or etch resist. The heating is carried out in the presence of a heat sensitive dye which undergoes a color change at a |
| 4567131 |
Lithographic printing plates |
January 28, 1986 |
| A lithographic printing plate having metallic silver image areas is treated with a proteolytic enzyme and an oleophilizing compound to improve ink receptivity. |
| 4544244 |
Optical microscope viewing head with high and low magnification |
October 1, 1985 |
| There is disclosed an optical microscope which comprises an adjustable mounting stage on which a specimen can be located, and a viewing head having an eyepiece, and a high magnification viewing system which is focussable on the specimen, after appropriate adjustment of the mounting s |
| 4530384 |
Device for use in a bottle filling head |
July 23, 1985 |
| A device for use in a bottle filling head comprises a vent tube in the form of an electrically insulating tubular member and at least two elongate electrical conductors which are substantially parallel, wherein (a) the electrical conductors are embedded in the walls of the tubular member |
| 4524875 |
Derrick crane |
June 25, 1985 |
| A derrick crane has a jib pivoted by way of a horizontal pivot to the movable member of a bearing device supported by a vertically extending mast and includes devices for raising and lowering a load, luffing the jib and slewing the jib about the mast. The bearing device comprises a singl |
| 4396470 |
Lithographic printing plates |
August 2, 1983 |
| Aluminium sheets for lithographic printing plate production are anodized firstly in a phosphoric acid electrolyte and secondly in an electrolyte containing a major amount of phosphoric acid and a minor amount of sulphuric acid. |
