Abstract: The invention relates to a method and a device for the electroerosive dressing of grinding wheels having an electrically conductive bond. The dressing tool comprises a cylindrical electrode pair divided into two, the electrodes (2, 3) of which have a different polarity and are separated from one another by insulation (4). A voltage circuit is directed via the two electrodes (2, 3). The voltage may either be a direct-current voltage of an alternating-current voltage. The dressing tool rotates and is pressed against the grinding wheel (1) with a constant force. The two dressing electrodes (2, 3) are supplied with current from a generator (7) via brushes (5,6) in such a way that it flows through the electrode (3) into the grinding wheel (1and from the latter back into the other electrode (2).

Abstract: A combine with a rotor assembly having an impeller at a forward end and a cylindrical drum axially extending from the impeller. The rotor assembly is provided with a series of thresher elements secured about the circumference of the rotor in generally helical arrays and is provided with a plurality of linearly extended thresher elements each having a smooth outer material engaging surface and which are secured about that end of the drum adjacent the impeller. When the rotor assembly is operated, the plurality of linearly extended thresher elements form a paddle like mechanism which extends to a forward end of the rotor assembly to offer enhanced control over the abundance of material being threshed at a forward end of the rotor assembly while simultaneously minimizing damage to the crop thereby maximizing the farmer's profit.

Abstract: A thresher element adapted for securement to a combine rotor for threshing crop materials. The thresher element has a generally L-shaped configuration including first and second portions which angle away from each other. The second portion of each thresher element is configured to impact with crop materials moving therepast while the first portion deflects crop material from impacting with thresher element mountings on the rotor. The first and second portions of the thresher elements are each provided with a smooth outer material engaging surface extending thereover to inhibit abrading action between the crop material and the thresher elements. The smooth outer material engaging surface extending over the second portion of the thresher element preferably has a curved configuration. A smooth spike can extend outwardly from the second portion of the thresher element to facilitate handling of crop material during the threshing process.

Abstract: A single use disposable esophageal electrode structure is formed with a planar sheet body member. The body member carries a plurality of spaced-apart conductive electrode members. A temperature sensor can also be carried on the body member. A layer of adhesive on the body member can be used to affix it to an esophageal probe. A plurality of conducting members is coupled to the body member. Each of the conducting members is in turn coupled to a respective one of the electrodes. A free end of the conducting members carries an electrial connector for connection to other electrical units.

Abstract: A battery powered condition detecting unit includes first and second battery retaining prongs which in the absence of a battery come in contact with a blocking flange on a cover thereby making it impossible to latch the cover to the unit. In the presence of a battery, the free ends of the battery retaining prongs are spread apart so that the blocking flange drops therebetween allowing the cover to be latched to the unit.

Abstract: A modular storage rack for CD jewel boxes, or the like, comprising individual tray units that are stackable vertically and connectable laterally. The tray itself has no moving parts but only a ribbon spring which acts to both secure the jewel box when inserted and eject the same when retrieval is desired. Release of the jewel box is obtained by inward pressure against the spring and rotation of the box about a fulcrum on one of the tray walls, permitting the spring to urge the box out of the tray.

Abstract: A hydraulic drive system for driving component parts such as harvesting units of a cotton harvester head assembly. The hydraulic drive system includes a source of actuating fluid and fluid pressure actuators for driving the harvesting units independently of each other. Suitable conduit structure connects each fluid pressure actuator to the source of actuating fluid. The conduit structure is preferably flexible to facilitate transverse positioning of the harvesting units on the head assembly. A control valve assembly is connected to the conduit structure and is operably interposed between the source of actuating fluid and the fluid pressure actuators for selectively interrupting and effectuating the supply of actuating fluid from the source of actuating fluid and each of the fluid pressure actuators thereby influencing operation of the harvesting units.

Abstract: A discharge conveyor system for a cotton harvester which removes a commingled mixture of ripe and green bolls from cotton plants during a harvesting operation. The discharge conveying system includes duct structure having an inlet arranged proximate to an outlet on a harvesting head assembly from which the commingled mixture of harvested materials pass. An air system directs an air stream through the duct structure such that ripe or lighter bolls are drawn into the duct structure while heavier or green bolls fall from the outlet of the harvesting head assembly. A basket is mounted on the harvester for receiving the green bolls and includes a floor comprised of a plurality of louvers which combine with each other, in one position, to hold green bolls in the basket, and are movable to a second position wherein the louvers are arranged relative to each other for purposes of boll discharge.

Abstract: A multi-resonator notch filter incorporates a variable impedance transmission line with impedance values going from a relatively low value and increasing upward to a relatively high value then back down to a relatively low value again. A plurality of resonant cavities is coupled to the relatively high central impedance line section of the filter at odd multiples of quarter wavelength intervals. Other resonators can be coupled to lower impedance sections of the transmission line. The locations of selected resonators on the quarter wavelength intervals can be altered thereby increasing and decreasing the nominal quarter wavelength intervals of selected internal pairs by a predetermined amount thereby providing acceptable levels of performance with fewer resonators.

Abstract: A crumber mechanism including a crumber shoe mounted on a support boom for powered movement between operative and non-operative positions. A fluid powered motor coacts with a linkage mechanism to move the shoe between positions in response to operation of the motor. An automatic locking device releasably holds the crumber shoe in a working position. The automatic locking device includes a slidable lock which moves into locking coaction with a locking channel defined by the shoe in response to extension of the hydraulic motor.

Abstract: A method and device are provided for directing laser radiation to a body cavity site. A hollow, elongate, optical fiber is advanced to the vicinity of the site and coupled to a laser source with a distal end region of the fiber extending along a longitudinal axis. The fiber terminates in a transverse, substantially flat, annular, energy delivery surface for emitting laser radiation transmitted by the fiber generally parallel to the axis. The radiation is intercepted axially adjacent the energy delivery surface and is reflected in a beam radiating substantially transversely of, and substantially around, the axis. A reflector block is provided for reflecting the radiation and is connected to an actuator for locating the reflector block at selected axial positions along the axis whereby the beam irradiates the body site along the axis.

Abstract: The present invention relates to phenylpyrrole compounds, pharmaceutical compositions, preparation and to their application as an active principle, especially as a drug having antimitotic activity.

Abstract: An adjustable adapter bracket is provided for use with an apertured support member. The bracket provides support at a selected elevation on the support member for shelving, display components, and the like. The adapter bracket includes a body that defines a load bearing region on which a portion of the shelf or display component rests. A hook element is carried by the body and is movable relative to the body to project beyond the body for entering into one of the apertures and engaging the support member. A nut is provided for cooperating with the body and hook element for adjusting the orientation and amount of projection of the hook element relative to the body.

Abstract: A unitary plastic bottle carrier assembly designed to support a plurality of bottles by their neck portions. The carrier includes split collars through which the closure and bottle neck extends and the collars support the bottles through contact with the neck ring located below the closures. The spaced split-collar assemblies are connected to a central support member and are braced relative to each other by a channel-shaped member to form a handle receiver. A handle assembly is disposed in said handle-receiving means to provide for convenient transport of the carrier and associated bottles.

Abstract: A catheter for ablating obstructing material within a corporal lumen includes a fiber optic member through which radiant energy can be transmitted to a distal end adjacent the site of the obstructing material. Beveled surfaces carried on the distal end of the fiber optic member provide output beams of radiant energy oriented in a direction on the order of 45.degree. with respect to an axis of the member. The laterally deflected radiant energy beams impinge upon regions of plaque or obstructing material in the lumen and have an effective radius greater than the radius of the fiber optic member. By rotating the fiber optic member, a circular locus within the lumen can be ablated or vaporized to create a channel in the lumen with a diameter greater than the diameter of the fiber optic member.

Abstract: A cradle for an infant is convertible between a seat and a bed. The cradle has a stationary structure and a pivotable structure mounted to the stationary structure for pivotal movement about a transverse axis between a seat position and a bed position. A cover attached to a back portion of an upper section of the stationary structure and to a back portion of the pivotable structure and collapsible when the pivotable structure is pivoted to the seat position provides a barrier against drafts in the bed position of the pivotable structure. A pair of foldable braces and a pair of hooks are provided for securing the pivotable structure releasably in the bed and seat positions respectively. The hooks coact with pins used to mount the braces.

Abstract: An easy-open container includes guide strips to limit tearing to areas adjacent to the intended line of tearing with a tear strip. The guide strips protect zipper elements and bag walls from distortion or tearing due to deviating tear lines. In a second embodiment, the guide strips are included with one or more tear strips on a membrane which may be attached to a container.

Abstract: A plow assembly adapted for connection to a tractor and including a plurality of plow units commonly connected to a beam which is inclined relative to the direction of travel of the plow assembly. A ground engaging steering wheel supporting a rear end of the beam. A steering system is provided for holding the steering wheel generally parallel to rear wheels on the tractor and for turning the steering wheel through an angle and opposite to a steering angle of the tractor to bring the plow assembly behind the tractor during turns. The steering system includes a linkage mechanism for proportionately reducing the turning angle of the steering wheel relative to the steering angle of the tractor thereby allowing tractor turns to exceed 35.degree. to either side of the direction of travel of the plow assembly. The plow assembly further includes a mechanism for quickly and easily changing the spacing between adjacent plow units as the plow assembly is pulled through the field and with minimal operator involvement.

Abstract: A stone trap assembly for inhibiting stones, rocks, and the like from passing into a combine threshing area from a feeder mechanism adapted to advance crop material through a housing. The stone trap assembly includes a stone receiving trough and a rotatable beater mechanism arranged in combination relative to each other. The stone trough and beater mechanism conjunctively extend laterally across the width of the feeder mechanism. The feeder mechanism includes a series of spiral flight sections, with each flight section having a helix configuration between opposite ends thereof to enhance performance of the feeder mechanism by lessening cyclic contact of the beater mechanism with the crop material passing therethrough and providing a generally uniform flow of crop material to the threshing area of the combine.