A speed increasing/decreasing mechanism (6) is interposed between a left-wheel axle (2) and a right-wheel axle (3). The mechanism (6) is constructed integrally of a speed increasing mechanism (6A) and a speed decreasing mechanism (6B). The speed increasing mechanism (6A) is adapted to increase a rotational speed of the left-wheel axle (2) and then to output the thus-increased rotational speed to a...

A system for dynamic scan at cyclic displacement comprising: scanning means (11, 12) collecting projection data from a patient (10) by scanning a portion whose position varies cyclically over a period of time; detecting means (13) producing signals corresponding to the cyclical movement of the patient over said period of time; memory means (19) memorising said projection data from said scanner mea...

The invention relates to a device for adjusting the gripper opening cam (1) of a chain delivery system of a sheet printing machine, comprising an adjusting shaft (4) mounted in the machine frame, a lever arm (7), which can be pivoted about a transverse axis to the adjusting shaft axis and is connected to the gripper opening cam in an articulated manner, and a coupling mechanism for converting the ...

The X-ray sighting equipment is mounted on a pedestal in a plane parallel to the examination table and can be raised and lowered on a column. The counter wt. carries the wt. of the equipment at the end of a first lever rotatable about a fixed point on a vertical spindle. A second lever has one end adjustable along the spindle and is spring-loaded so that this end moves up and down as the equipment...

A method and system (10) for extracting a solute from a fluid or a dense gas may include a dense gas supply (12) and a gas supply line (48) for deliverin g a dense gas to a pressure equalization chamber (122) and to a pressurizable module (16) containing a bundle of porous hollow fibers. The system (10) als o may include a fluid supply (14) and fluid supply line (40) for delivering a fluid to the...

System comprises: (a) 3 containers (C1, C2 and C3) where C1 and C2 and C2 and C3 are in fluid communication; (b) a first porous medium interposed between C1 and C2 (LDM) comprising at least 1 of a leukocyte depletion medium, a red cell barrier (RCBM) and a combined LD-RCBM; and (c) a second porous medium interposed between C1 and C2 comprising a leukocyte depletion medium. Also claimed is a blood ...

A nonwoven fiber and fabric are provided wherein the fabric has comparable strength characteristics to conventional fabrics yet is softer. The fibers are are a blend of a high crystallinity polypropylene polymer and a random block copolymer of polypropylene and polyethylene. The fabric of this invention may be laminated to other spunbond layers, meltblown nonwoven fabrics or films. The nonwoven fa...

A soft intraocular lens suitable for placement in the anterior or posterior chamber and either in or out of the capsular bag. The lens has a fenestrated haptic defined by an arcuate member including a tissue contact portion, beam portions and support portions which acting together keep the lens in contact with the eye during distortion and tend to cause the lens to vault posteriorly when compresse...

The invention is a modular and hierarchically organized set of computer programs which comprise methods for controlling a system of semi-autonomous automatically guided vehicles, such as mobile robots. The methods include control programs which: execute in stationary control computers; communicate between the stationary control computer programs and corresponding programs which execute in mobile c...

The device comprises a turn-over bladder 1 capable of moving axially towards the centre of the drum 3 in the manner of a caterpillar track. Its movement is controlled by the inflation of a thrust bladder 2.

A mattress or other supporting unit comprises a number of layers of filling (1; 5, 7, 5', 7') and an outer covering (4, 6, 10). A barrier (4, 6, 9, 18, 19; 21, 22, 23) to the passage of infectious agents is provided adjacent to at least one of the layers and within the outer covering.

A method and apparatus for measuring a defect distribution comprising introducing a narrowed laser beam into an object to be observed, receiving scattering lights generated at the defect portions of the object by a photoelectric conversion element, and measuring automatically the density and density distribution of the defects inside the object on the basis of the output image data of the photoele...

A process for the production of rigid, very substantially open-celled foams containing urethane and/or isocyanurate groups by reacting polyisocyanates with compounds containing at least two isocyanate-reactive groups whose equivalent weight is from about 9 to 800 per reactive group, in the presence of catalysts, surfactants and optionally physical blowing agents, flameproofing agents and other kno...

The reset signal generator (3) has a microprocessor (4) which provides an output signal for generation of a reset signal to initialise the microprocessor (4). A clock-signal source (31) generates a stable clock signal, and a counter (32) generates a cyclic signal. To provide an erase signal generator for initialising a microprocessor when the latter is not functioning or behaves abnormally, the r...

A method is provided for producing bismuth and bismuth alloy shot particles by a procedure whereby molten bismuth at a temperature less than about 100 ~C above the melting point of the bismuth is used to form drops of molten bismuth which fall through a vessel containing a material more viscous than water with the method having a Reynolds Number less than about 100. Preferred materials are polyeth...

An apparatus comprising a passageway for accepting a strip for determining the presence or quantity of an analyte is provided. The passageway has a serpentine shape to maintain the strip against an optical aperture in the passageway wall, insuring that a constant optical reading is obtained.

A test strip is provided for determining the presence or quantity of an analyte in a liquid by inserting the strip into an optical reading apparatus. The test strip is provided with an orientation index zone having a reflectance that contrasts with the reflectance of areas contiguous thereto and such orientation index zone is employed to affirm that the test strip has not been inserted upside down...

A test strip is provided for having liquid applied thereto and for determining the presence or quantity of an analyte in such liquid. Specifically, the test strip comprises a reaction zone which varies in reflectance as a function of the quantity of analyte present in the applied liquid. The strip is to be inserted into an optical reading apparatus. A standard zone is positioned on the strip so as...

The invention relates to a rubber tire with carbon black reinforced carcass and quantitatively silica reinforced rubber tread, said tread having a thin overcoat thereon of rubber containing a quantitative amount of electrically conductive carbon black, a coating composition therefor and a method of application.

An apparatus for holding eyeglasses, with one or more temples, including a substantially planar member with means for removable attachment to a protruding clothing portion and means for removable reception of a temple to secure the eyeglasses when not in use. Preferred embodiments of the apparatus include a slit-like aperture for clothing attachment and a dimensionally self-adjusting member for gr...