Abstract: A cutter, device and cutting method utilizing the same including cutter blades which work soil and wood material and which are arranged on a cutter drum to rotate and by-pass a counter blade. The device includes a tamping drum which is displaceable in relation to a frame of the cutter device by an actuator.

Abstract: A joint for brazing includes a male member having an external surface and a female receptacle having an internal surface. The external surface is positionable in face-to-face relationship with the internal surface when the male member is inserted within the female receptacle. A self-fixturing surface is provided on at least one of the male member and the female receptacle for centering the male member with respect to the female receptacle when the male member is inserted within the female receptacle and to provide substantially equal clearance between and around the male member and the female receptacle for proper capillary attraction of the metallic intermediate bonding material or filler alloy during brazing. The filler alloy is drawn by capillary attraction into the space between the meeting faces defined by the external surface of the male element and the internal surface of the female receptacle.

Abstract: A hoisting boom assembly comprises an upright column being piviotable by a rotary actuator and a first and second boom, the first boom pivotally mounted by its first end on upright column and by its second end on second boom; the second boom having its first section and its second section journalled to be pivotable in a vertical plane; a horizontal shift mechanism as well as a horizontal shift actuator for carrying the free end of the second boom in a horizontal direction; and an actuator fitted between upright column and the first boom for pivoting the first boom. In order to improve its performance, the hoisting boom assembly further includes compensating means for equalizing the forces caused by the operation of a hoisting boom assembly, particularly in situations following and preceding a first and/or a second extreme position assumed by a second boom.

Abstract: This invention provides an improved apparatus for maintaining tooth rotating wheels, which are used to penetrate the soil either as a cultivating apparatus, a row cleaning apparatus, or as closing apparatus for row planters free of mulch, trash, dirt and/or rocks. By removing the debris from the space between the teeth on the wheel, the wheel can penetrate the soil to a controlled or desired depth as set by the operator. Debris between the wheels can limit the depth of penetration by the formation of a solid or semi-solid mass generally resembling of variable rim diameter. The wheels may be driven by a power mechanism or may be rotated by the penetration in the ground and the forward motion of a propulsion unit.The toothed wheel is kept clean of debris, thereby allowing accurate depth penetration as determined by conditions and requirements.

Abstract: A control system for engaging, disengaging and re-engaging a differential locking mechanism in an agricultural vehicle includes a control circuit configured to receive signals representative of vehicle operating parameters and to generate control signals corresponding to the desired state (i.e. engaged or disengaged) of a differential locking mechanism for limiting relative velocity between two driven wheels. Sensors are associated with the rear wheels, rear service brakes, implement positioning circuit, the vehicle body and the front axle to provide parameter signals related to wheel speed, braking, implement position and vehicle speed. Control logic executed by the control circuit in a continuously cycled routine determines the desired state of the differential locking mechanism based upon the operating parameters. The control circuit applies an appropriate control signal to the differential locking mechanism causing engagement or disengagement in accordance with the desired state.

Abstract: A connection is formed by a cylindrical body and a cylindrical orifice. The cylindrical body includes axial ring rims for the locking therein of a conical rim of an insert tube. The cylindrical body has triangular and trapezoidal annular reliefs for fitting the cylindrical body into the cylindrical orifice, under pressure, for the flow of brake fluid therethrough. The cylindrical body accepts the insertion of an O-ring and a sleeve with a grip which snap around a brake fluid tube inserted over the insert tube. The body is equipped with annular reliefs forming a groove where the conical rim of the insert tube is inserted after receiving a downward upper axial thrust from a press to allow the use of the insert tube in connections for brake systems with cartridge, compression type and threaded type fastening. The insert tube maintains a fixed, but non-rigid connection, so as not to suffer damages during the side to side insertion and withdrawal process for brake fluid tubes.

Abstract: An implement for preparing a field includes a ground engaging device that allows the implement to be pushed or pulled on the field. The ground engaging device includes a reversible roller with projections joined to an outer surface thereof to engage the ground. The projections do not extend along the complete length of the roller but rather a portion thereof thereby reducing the power necessary to rotate the roller. The implement includes reversible guards for keeping the disturbed ground in front of the roller.

Abstract: A hose-coupler made up of a just one component having a main housing section with a female end and a male end. The second female end of the coupler is formed with interior threads, for receiving therein a portion of the male end of the second hose. The main housing section has a compressible portion adjacent to the first male end thereof all the way to the end of the female end. The compressible portion is provided by a plurality of circumferentially spaced-apart linear slots for forming a plurality of clamping jaws or elements, so that, when these clamping jaws are compressed toward each other, the interior threads of the female end of the coupler is forced into locking, threaded engagement with the exterior threads of the male end of the second hose telescopingly received therein. In order to compress the clamping jaws, there is provided a collet rotatably-mounted about the main housing's compressible section.

Abstract: A light-weight turf conditioning machine provides programmable subterranean soil processing. The machine includes a set of electronically controlled air guns that are mounted on a frame a given distance above the ground. Each air gun disperses a high pressure stream of fluid into the ground in a vertically aligned cylindrical shape drilling holes into a golf green. The holes are drilled using a hydrated polymer that absorbs and releases moisture in a controlled fashion fostering plant growth. A programmable controls circuit controls the rate, pattern and depth in which holes are drilled into a golf green. A portable storage tank is fluidly joined by a hose to the air guns. The hose allows the storage tank to spaced from the machine as the air guns are carried over the golf green.

Abstract: In a tube coupling a resilient sealing boot is disposed between facing frusto-conical sealing surfaces to prevent fluid flow therebetween. A first tube is provided an external frusto-conical sealing surface and an outer cylindrical surface adjoining the external sealing surface, and a second tube is provided an internal frusto-conical sealing surface within an end thereof. The sealing boot is preferably formed entirely of a flexible graphite material to include a cylindrical collar that fits over the outer cylindrical surface of the first tube, and a skirt having one or more integral O-rings which engage one or both of the facing frusto-conical sealing surfaces as the ends of the first and second tubes are drawn together.

Abstract: A spline-coupling structure in which at least one of male and female members has a press-fit guide face provided at its end opposed to the other member before press-fitting of the members. The press-fit guide face includes a plurality of guide face portions smoothly interconnecting the end and bottom lands of the spline teeth of the one member to form axially outwardly expanded arcs, a plurality of second guide face portions smoothly interconnecting tooth addendums of the spline teeth and the end to form axially outwardly expanded arcs, and a plurality of third guide face portions smoothly interconnecting tooth flanks of the spline teeth and the second guide face portion to form axially outwardly expanded arcs. The first, second and third guide face portions are connected smoothly to one another.

Abstract: A mobile machine for withdrawing ballast from a ballast bed includes two receptacles, each of which including a separate intake port and discharge outlet, with a suction tube being selectively connectable to the intake ports of the receptacles. In order to selectively seal the intake ports in an air-tight manner, each intake port accommodates a closing element so as to allow an alternate emptying and filling of the receptacles without interruption of the withdrawal of ballast.

Abstract: The present invention is a lawn edging device adapted to be used adjacent borders of walks and plant beds wherein the anchoring portion of the device includes opposing blades that facilitates storage and shipping by eliminating the necessity of external packaging. The edging utilizes a conventional longitudinally extending upper body portion with a vertical anchoring barrier depending therefrom. The anchoring barrier is formed integral to the upper body portion and utilizes a projecting blade positioned on one side of the barrier and receptacle for receiving the blade on the second side of the barrier. When the edging device is wound into a coil, for purposes of shipping and storage, the projecting blade on the first side is inserted into the receiving section on the second side of the anchoring barrier. The blades operate to align the circular bead of the upper body portion into a similar plane so as to provide a coiling of uniform shape.

Abstract: A movable, row crop soil conditioner apparatus for conditioning soil prior to planting including a mechanism for first cutting a row length furrow opening in the soil when the soil conditioner is moved. A subsoiler is positioned behind the first cutting mechanism. It is selectively inserted into the furrow opening when the subsoiler is moved. The subsoiler includes a tooth, and a first pressure applicator for maintaining pressure on the soil directly and laterally on the subsoiler tooth when the tooth is inserted into the furrow opening. The tooth causes an eruption furrow in the furrow opening. The pressure applicator then controls the eruption soil wakes on either side of the subsoiler when the row crop conditioner is moved down a row. The subsoiler also includes a mechanism for turning the soil wakes on either side of the furrow inwardly towards each other to crush and shear the soil and to urge it downwardly into the eruption furrow, thereby closing the eruption furrow.

Abstract: A gun for projecting a dart underwater to inject a gas into an underwater animal. The inventive device includes a gun body having a barrel projecting therefrom. A dart having a pressurized propellant is punctured by the gun and caused to exit the gun barrel. Upon striking a fish, the dart injects a volume of gas into the fish to disable and render buoyant the fish for capture. The device can be utilized for self defense, as well as for hunting and capturing of underwater animals and/or fish.

Abstract: A tool for digging a planting hole for planting a rooted plant in a garden or landscape area. The tool includes cutting edges that may be pressed into the planting area by a user standing in an upright position. The cutting edges are attached to handles that are movable to move the cutting edges together to grasp the material to be removed from the hole to create the planting hole.

Abstract: A system for controlling a track propelled excavator that has an allowable 360 degree swing arc including: (a), a positioning controller for all five (propel, swing, boom, arm,and bucket) motions: (b), positioning of small members that represent the large deck, boom, arm, and bracket by a flow of fluid in series with each large member's actuator--eliminating a need for transmitting each digging member's angular position back to the controller; (c), a handle with tooth type edge that represents the large bucket, for scraping along templates for guiding desired earth contours; (d), guide plates and positioning switches for acheiving accurate and safe placement of the bucket during swing and digging motions; (e), a mobile armrest that allows ease of operator's small scale motions when guiding large scale digging: (f), and, an assembly for pulling the small bucket/handle through a series of desired small scale positions to achieve automatic trench digging.

Abstract: A metering drive mechanism is provided for use with a seed depositing implement adapted for movement across the ground. The mechanism includes a gauge wheel, an arm assembly supporting the gauge wheel for rolling engagement with the ground, and a mounting bracket on which the arm assembly pivots. The mechanism restricts upward pivoting movement of the arm assembly beyond a predetermined position, thus establishing the height of the implement. However, downward movement of the arm assembly is allowed in order to permit the gauge wheel to remain in contact with the ground at all times during travel. A spring urges the wheel against the ground with a force that remains constant, even when the predetermined position of the arm assembly relative to the bracket is changed to vary the height of the implement.

Abstract: A mounting clamp for mounting a power supply to a thermal freight container wherein a stop is employed for insertion into the ISO castings of the thermal freight container and for clamping the power supply to the thermal freight container. A shaft with the stop attached on one end is supported by a base such that the shaft may rotate around and move along its longitudinal axis. A handle is attached to the shaft such that rotation of the handle causes the shaft to rotate which in turn causes the stop to rotate. A locking device is provided to engage the handle for locking the rotational movement of the handle in either a clamp or unclamp position. A fastening device cooperates with the shaft such that it controls the shaft's movement along its longitudinal axis.

Abstract: Disclosure is made of an adjustable pitch garden hoe tool, as an article of maufacture wherein the pitch of the head assembly can be adjusted to control the dig or "bite" into the soil and comprises ferrule legs mounted on an extended handle and adjustable pitch garden hoe tool head mounted on the ferrule legs, and a compression V spring mounted within the ferrule legs and arms of the compression V spring extending into pitch set slots and pitch set stops in vertical sides of the garden tool head.