Ripper-weeding unit

FIELD: agriculture.

SUBSTANCE: invention relates to the field of agricultural machinery industry, particularly to machines for loosening soil and destroying weeds. The ripper-weeding unit is made in the form of a drum with the grasp width of 1.2-1.5 m and comprises a housing, a hexagonal shaft driven by power takeoff shaft. On the hexagonal shaft the rows of housings are mounted. On the peripheral part of the housings with the help of pins and holders the toothed blades are mounted. The toothed blades have the vertical angle of entry of the outer part of the blade into the soil, and the sharpening of the inner part at an angle of soil crumbling of 12-18°. The holders are fixed to each other by the compression springs and have in front part the wedge-shaped edge with a wedge angle equal to the angle of friction of the soil sliding on the steel. The toothed blades are made expanding to the outer edge and have a wedge recess with the toothed cutting edge.

EFFECT: constructive solution is aimed at quality preparing of the field for crop growing and increase in productivity.

3 dwg

 

The invention relates to agricultural machinery, in particular to machines intended for loosening the soil and destroying weeds.

Known rotary knife cultivator comprising a hub, which serves for mounting on the drive shaft of the cultivator, and two disc-shaped blade disc shape with a protruding Central and flat peripheral parts attached to it to its serving Central part towards each other, with ten radially directed along the front edge of the triangular teeth on the peripheral portion of each blade, and one tooth is planar and lying in the plane of the peripheral part of the blade, and the remaining nine teeth have three configurations, namely: three teeth of the first type, bent on a simple curve in the direction of serving the Central part three tooth of the second type, bent along a complex curve: the base of the tooth in the direction from the serving Central part, and the top - to serving the Central part, three teeth of the third type, bent on a simple curve in the direction from the serving Central part, with nine teeth on one blade located behind the flat tooth in sequence: the first tooth type tooth of the second type, the third tooth type tooth of the first type, the second tooth type tooth of the third type, the first tooth type, tooth storagetype, the tooth of the third type, while the other nine blade teeth are located behind the flat tooth in the sequence: the third tooth type tooth of the second type, the tooth of the first type, the third tooth type tooth of the second type, the tooth of the first type, the third tooth type tooth of the second type, the tooth of the first type, and the front edge of the flat tooth situated at one edge with the front edge of the flat tooth located on another blade, form a Central angle and the Central angle between the front edge of the flat tooth located on the same blade, and the front edge of the flat tooth located on another the blade is 105° (RU patent No. 2148298 C1 IPC7AV 21/02).

The disadvantages of this rotating blade cultivator include design complexity, low reliability, low potential destruction of weeds and seedlings.

Known dual working body of the cultivator, containing a hub for mounting on the drive shaft of the cultivator and two disk blades which have a disc shape with a protruding Central and flat parts mounted on the hub of its Central part, and the flat part of the blade of each disk has ten teeth, one of which is planar and lies in one plane with the flat part, and the remaining nine teeth have three configurations, of which three teeth p is pout type bent by a simple curve in the direction of serving the Central part, three teeth of the second type are curved along a complex curve - the base of the tooth is curved in the direction from the serving Central part, and the top - to serving the Central part, and three teeth of the third type bent by a simple curve in the direction from the serving Central part, and the teeth of the three types are located around the circumference of the disk for flat tooth in alternating order, with the diameter (D) of the disk and the distance (L) along the horizon between their flat parts are in the ratio D/L=3.5 to 4.5, and the diameter (D) of the disks and the length of the teeth (1) the ratio D/L=3,0-4,0, the distance (a) from the top of the tooth of the first type to the plane of arrangement of flat tooth, and the distance (b) from the top of the tooth of the second type to the plane of arrangement of flat tooth connected by the relation a/b=2, and the distance (c) from the top of the tooth of the third type to the plane of arrangement of flat tooth, and the distance (d) from the top of the first bend of the second tooth to the flat plane of the tooth associated with the ratio c/d=2, and the teeth are made in the form of an acute-angled triangle, of which both sides are cutting edges and one edge is located diametrically relative to the disk, and the other tangentially to one of the diameters of the flat part of the disk (RU patent No. 2156046(13)C1 IPC7AV 21/02).

The disadvantages of this dual working body of the cultivator are the wrong design, low reliability, not the complete destruction of weeds and seedlings.

Known cultivator of the soil circular, comprising a housing, blades, axial studs and springs, while the body is made in the form of a disk with an axial sleeve or a spoked wheel and axle wheel hub, each vane is made arc-shaped with a rectangular hole in the canvas and has ribs in the form of side plates with a hole for axial studs, the contour in the upper part and the brakes, while the through holes and the axial pins of blades pivotally mounted on the housing can be rotated within the specified limits, and springs are made curved angle bar with curved end, which is inserted in the housing bore, and curved portion around the axial pin and is pressed to the plane of the scapula. (RU patent No. 2343656 C2 IPC AV 33/02, AV 9/00).

The disadvantages of this cultivator of the soil are circular low potential destruction of weeds, and especially their seedlings.

The cultivator of the soil circular adopted us as naiblizhajshee equivalent.

The problem to which the invention is directed, - improving the quality of loosening and ensuring complete destruction of weeds and seedlings.

The technical result - quality training fields for cultivation of agricultural crops and p is increasing the yield.

This technical result is achieved by the fact that the Ripper-praprotnik, comprising a housing with a shaft, blades, axial studs and springs, according to the invention the shaft is made hexagonal and has a driven output shaft is a bevel gear, the intermediate shaft and chain transmission, on the hexagonal shaft are mounted a series of buildings on a peripheral part which with the help of pins and holders are installed smoothing blade having a vertical angle of entry of the outer part of the blade into the soil and the sharpening of the inner part at an angle crumbling soil 12...18°, the holder is fixed between the compression springs and are in front of the wedge-shaped edge with the angle of the wedge is equal to the angle of friction of soil on steel, smoothing vanes extending to the outer edge and have a wedge recess with Zubova cutting edge, and the Ripper made in the form of a drum width 1,2...1,5 m

The invention is illustrated by drawings.

Figure 1 presents the Ripper-praprotnik, side view.

Figure 2 type a in figure 1.

Figure 3 a top view of the Ripper-praprotnik.

Information confirming the possibility of implementing the claimed invention, is as follows.

Ripper-praprotnik includes a housing 1, made in the form of a series of disks arranged in drum mounted on a hexagonal shaft is 2 with the hub 3. On the peripheral part of the hub 3 via pins 4 and arms 5 are smoothing blade 6 having outer 7 and 8 internal parts. The outer part 7 of the blade 6 has a vertical angle of entry into the soil during the rotation of the drum, which provides minimum resistance to the working body at its introduction into the soil. The holder 5 is fixed between the springs 9 and compression are in front of the wedge-shaped rib 10 with the angle of the wedge is equal to the angle of friction of soil on steel, to reduce energy costs for the crushing of soil. The inner part 8 Zubova blades 6 angled sharpening 12...18° crumbling soil to the outer part 7 (set of experiment). Smoothing blade 6 is made extending to the outer edge and have a wedge recess 11 with Zubova cutting edge 12. Smoothing blade 6 mounted in the grooves of the hub 3 fixed to the hexagonal shaft 2 rows. This blade 6 single row is placed between the shoulder blades of the other series, and the cutting edges of the blade 6 adjacent rows are in the same vertical plane. Width of the drum 1,2...1,5 m, to provide a copy of the relief of the soil (established experimentally).

The required width of the tools provided by several drums. The drive drum 1 is effected from the shaft 13 of the tractor power through the bevel gear 4, the intermediate shaft 15 chain transmission 16 and sprockets 17.

Ripper-praprotnik works as follows.

When driving on the field smoothing blade 6 under the action of torque transmitted from the shaft 13 of the power take-off on the drive shaft 2, penetrate into the soil, produce ripping, burning weeds and seedlings, thanks clinovia the recess 11 and Zubova cutting edge 12. This spring 9 compression accumulate potential energy at the exit of the blade from the soil accelerates the blade and weeds and seedlings are pulled out from the root zone soil layer and are emitted to the surface.

Soil, captured Zubova blade 6, is discharged from it through a wedge-shaped rib 10. The location of the cutting edges Zubov blades of adjacent disks in the same vertical plane provides loosening the entire surface of the soil and destroying weeds and seedlings.

Ripper-praprotnik, comprising a housing with a shaft, blades, axial studs and springs, characterized in that the shaft is made hexagonal and has a driven output shaft is a bevel gear, the intermediate shaft and chain transmission, on the hexagonal shaft are mounted a series of buildings on a peripheral part which with the help of pins and holders are installed smoothing blade having a vertical angle vojdelennoi part of the blade into the soil and the sharpening of the inner part at an angle crumbling soil 12...18°, holder is fixed between the compression springs and are in front of the wedge-shaped edge with the angle of the wedge is equal to the angle of friction of soil on steel, smoothing vanes extending to the outer edge and have a wedge recess with Zubova cutting edge, and the Ripper made in the form of a drum width 1,2...1,5 m



 

Same patents:

FIELD: agriculture.

SUBSTANCE: weeds in rows and protection zones are consistently tilted in the direction of the row and covered with soil with partial cutting of stems in the inter-row spacings. The weeds are isolated from the stems of crop plants and weeds in rows and protection zones. The isolated weeds are consistently tilted, and the low-located and overgrown weeds stems are moved from the row of crops in the direction of adjacent inter-row spacings. Simultaneously with the movement of weeds their roots and stems are trimmed in the protection zones, the topsoil cleaned from them is loosened and the weeds are shifted in the inter-row spacings. The tilted stems of weeds are additionally trimmed along the boundaries of protection zones, and the crop plants are spudded in the protection zones. The device comprises the brackets mounted on the frame, resilient elements, covering units and p subsurface cultivating working elements. The resilient elements are made in the form of arcuate stalk ejector fixed in the upper part on the spring-loaded leash pivotally suspended to the bracket and mounted on the frame of the cultivator at an angle of 20-30° to the horizontal. The S-shaped stalk ejector ends are bent in a horizontal plane from the symmetry axis by an angle of 120-130°, and in the vertical plane - at an rear angle of 3-4°. The tail part of the stalk ejector is bent towards the axis of symmetry along the arc forming an angle of slip of up to 30°. The outer surfaces of the ends and tail parts of the stalk ejector are equipped with removable cutting elements. The covering units are mounted behind the tail part of the stalk ejector at an angle of 7-15° to the axis of symmetry. On the outer cutting edge of the covering units the sawtooth notches are made.

EFFECT: improving the quality of control of weeds of mixed species and reduction of damage to crop plants.

2 cl, 6 dwg

FIELD: agriculture.

SUBSTANCE: invention relates to devices for inter-row cultivation of cultivated crops. The inter-row cultivator comprises a transverse beam, support wheels, parallelogram sections, plough beams and working element. The plough beam comprises a gauge wheel, guide brackets and holders. The holders are mounted on the guide brackets at an equal distance from the longitudinal axis of symmetry of the plough beam with the ability of regulation of this distance. The working elements are mounted in the holders and contain a rack, an A-hoe and a bracket. The bracket is mounted on the rack. On the bracket the adjusting disc with the axis is fixed. Under the adjusting disc an additional disc is mounted. Under the additional disc an additional bracket is fixed with the semi-axis and the mouldboard. The mouldboard is made flat and is mounted at an acute angle to the direction of motion of the inter-row cultivator. The mouldboard is mounted on the semi-axis on the inner side of the A-hoe wing. The working elements are located in the holders and are adjustable in height. The inter-row cultivator comprises a rotary harrow. The harrow comprises an axis, side discs, T-shaped rippers and singlesided sharpened knives. The T-shaped rippers are fixed to the outer surface of the side discs. The singlesided sharpened knives are fixed to the axis of the rotary harrow and are directed with the sharp edge in the direction of motion of the inter-row cultivator. The singlesided sharpened knives are fixed to the T-shaped rippers and are directed with the sharp edge in the counterclockwise direction.

EFFECT: constructive solution of the inter-row cultivator enables to improve the quality of inter-row cultivation of cultivated crops.

FIELD: agriculture.

SUBSTANCE: invention relates to agricultural machinery industry, in particular to rotary tillage tools. The tool comprises a frame, a bracket of automatic coupling, support wheels. On the frame four batteries are mounted. The batteries are mounted in two rows. On the batteries the units of rotor discs are mounted. The disc has a shape of a plane polygon with a cutting edge. On each disc the needles of large cross-section with blades are fixed. The cutting angle of the blade is γ=45…60°. The sharpening angle of the blade is α=20…30°. On the mounting axis of the discs the sprockets are mounted with different numbers of teeth. A chain is mounted on the sprockets.

EFFECT: constructive implementation of the tillage tool enables to destroy weeds, to improve quality of treatment of the field surface and to maintain the soil moisture.

FIELD: agriculture.

SUBSTANCE: invention relates to agricultural machinery industry and can be used for inter-row soil cultivation. The working body of the cultivator comprises a rack and a fixed A-hoe with a mouldboard. The mouldboard is made in the form of a spherical disc freely mounted on the axis with the ability to move along the rack and to adjust the angular position relative to the direction of motion. The mouldboard is located with its convex side to the rack with the possibility of installation at its both sides and change of the gap between it and the inner surface of the A-hoe. The working body of the cultivator also comprises a bracket on which the plate is mounted on it with an additional bracket with the disk axis fixed on it. The disk axis is mounted on the additional plate fixed on the additional bracket with the ability to adjust the angular position of the disk in the vertical plane on the value β=0…45°. On the disk there are slits which are symmetrical related to the axis, at equal distance from each other.

EFFECT: invention enables to improve the quality of inter-row soil cultivation and to reduce the force for the movement of the working body.

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Cultivator tool // 2421960

FIELD: agriculture.

SUBSTANCE: tool comprises a stand with a fixed duckfoot shovel, a mouldboard, a bracket. The mouldboard is arranged in the form of a disk freely installed on the axis with the possibility to adjust the angular position relative to movement direction. The disk is installed on an additional stand, which is installed on an additional bracket. A plate in the form of a sector with holes arranged along its periphery at identical distance from each other is installed on an additional bracket. Above the plate there is a bar installed with a nonround hole, where a round bush is installed with the possibility of rotation relative to the bar. There are holes provided on the disk, being symmetrical relative to the axis at even distance from each other.

EFFECT: invention makes it possible to increase quality of row-to-row treatment of tilled crops, and also to reduce energy inputs.

2 dwg

FIELD: agriculture.

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EFFECT: improvement of quality of inter-row tillage.

2 dwg

FIELD: agriculture.

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FIELD: agriculture.

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FIELD: agriculture.

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EFFECT: soil loosening is provided without removal of lower moist layers.

3 dwg

FIELD: agriculture.

SUBSTANCE: device comprises two rotary milling chisel ploughs located vertically symmetrically along the direction of travel of the device, mechanically connected to a common driver. The rotary milling chisel plough is provided with an annular milling chisel plough. The annular milling chisel plough is provided with outer cutting elements, provided along its outer side at the side surfaces alternately on the left and on the right. In front of the cutting element a container for receiving soil is made. The container for receiving soil is simultaneously a cavity of engagement of the gear drive on the outer side of the annular milling chisel plough. The container for receiving soil of the annular milling chisel plough is provided with a recess on its rear surface formed parallel to the plane of the annular milling chisel plough between the bottom of the container for receiving soil and the cutting element of the annular milling chisel plough. The rear surface in the direction of rotation of the pinion tooth is provided with a projection which width is 20-30% of the width of the pinion tooth, which lateral plane is made in one plane with the lateral surface of the tooth, directed towards the central plane of the pinion.

EFFECT: this constructive implementation enables to improve cleaning the container for receiving soil of the annular milling chisel plough and the cutting element of the annular milling chisel plough from the extracted soil, to reduce the tractive resistance and energy consumption, to improve reliability of the device.

2 cl, 2 dwg

FIELD: agriculture.

SUBSTANCE: invention relates to the agricultural machinery industry, in particular, to devices for subsoil milling. The device comprises two rotary milling chisel ploughs (2). The rotary milling chisel plough (2) is provided with a disc (4) of the milling chisel plough and an annular milling chisel plough (5). Over the milling chisel plough (2) the drive gear (15) of the drive is mounted. The gear (15) is located above the soil surface and is provided with teeth (14) of engagement. The teeth (14) alternately on the left and right interact with containers (12) for receiving ground of the annular milling chisel plough (5). On the container (12) surface rear in the direction of rotation of the annular milling chisel plough (5) the stop (13) is made. The surface of the tooth (14), which is rear in the direction of rotation of the drive gear (15) rests on the stop (13).

EFFECT: constructive implementation enables to reduce the draught resistance and energy consumption, to improve the reliability of the device.

2 dwg

FIELD: agriculture.

SUBSTANCE: invention relates to the field of agricultural machine building, in particular, to rotary operating tools of soil tillage devices. The operating tool comprises a shaft with rigidly fixed blades. Blades have rectilinear and elliptical cutting edges. The rear edge of each blade is made in the form of the elliptical curve and stretches via the spike of the blade and the rear end of its rectilinear edge. The direction of bulges in the elliptical and rear cutting edges is same, and their length is equal. Blades are fixed in pairs on opposite faces of the shaft with displacement by 90°. The spike of one blade and the rectilinear cutting edge of the other pair of blades are in the same plane perpendicular to the axial line of the shaft.

EFFECT: structural solution makes it possible to evenly till soil and provides for stable operation of a soil tillage device at slopes.

3 dwg

FIELD: agriculture.

SUBSTANCE: invention relates to the agricultural machinery industry, in particular to milling tillage tools, and can be used for rotary tillage. The working body of soil-cultivating cutter comprises knives and a main shaft with two carriers rigidly attached to it, between which in their holes three milling drums are movably mounted with knives rigidly mounted on them. At the ends of the milling drums on one of the carriers the satellites are rigidly mounted connected by the gear drive with the sun gear located on the main shaft and rigidly mounted to the gear case.

EFFECT: invention enables to mill the soil with lower power.

2 dwg

FIELD: agriculture.

SUBSTANCE: invention refers to agriculture, in particular, to land reclamation. The method includes deep tillage of soil with soil cultivating tools with passive actuators, rotor-milling treatment of internal soil layers, which is carried out 2-5 years after deep tillage of soil with soil cultivating tools with passive actuators. Soil treatment is carried out in cycles, cycle components include deep tillage of soil with a soil-cultivating tool with passive actuators for depth of 45-50 cm with a pitch of vertical plane circumscribed by the treatment tool in the space of soil continuum, multiple to minimum distance between lines of plants of future agrophytocenosis, for instance, 45 cm, 70 cm, 110 cm. After deep tillage of soil with a soil-cultivating tool with passive actuators in 2-5 years rotor-milling treatment is carried out for internal soil layers in the discrete zone of soil continuum in the layer of 25-50 cm. The width of the treated space of the soil continuum, for instance, 15 cm, 23 cm, 34 cm, is selected so that it makes not more than 1/3 of the distance between lines of deep tillage. The discrete zone of rotor-milling treatment of internal soil layers is placed in the soil continuum symmetrically so that the vertical axis of its symmetry matches the axial plane of symmetry of the vertical discrete zone of the soil continuum, previously arranged in the space of the soil continuum with a treatment tool of the soil-cultivating tool with passive actuators. In 20-30 years the cycle is repeated by means of the specified sequence of soil treatments. Treatment is carried out with displacement in the vertical plane circumscribed with the treatment tool of the soil-cultivating tool with passive actuators in the space of soil continuum by 1/3 of the distance between tillage lines selected when performing the first cycle of soil treatment. Cycles of soil treatment by the soil continuum are closed in 60-90 years and are continued in the same manner.

EFFECT: method makes it possible to stabilise soil profile and a biogeosystem as a whole, to improve quality of soil tillage, to provide for long-term soil reclamation effect and to optimise conditions for development of plant rhizosphere.

FIELD: agriculture.

SUBSTANCE: device comprises a frame and two rotary slot-cutters. The rotary slot-cutters are mounted on the frame, are located vertically symmetrically along the direction of the device and are mechanically linked to a common drive. Under the drive a subsoil milling device is located. The slot-cutters and the milling device have shafts placed horizontally and perpendicular to the direction of motion of the ripper. The device has a gear pinion of drive of the annular slot-cutter located on the frame above the rotary slot-cutter and provided with outer engagement teeth performed alternately on the left and the right in the direction of rotation of the gear pinion. The rotary slot-cutter is provided with the slot-cutter disc and the annular slot-cutter. On the outer surface of the annular slot-cutter complementary to the outer engagement teeth of the gear pinion the engagement recesses are made. Along the inner surface of the annular slot-cutter alternately on the left and right engagement recesses are made. The slot-cutter disc comprises an idler, support and center drive gears, which engagement teeth are made alternately on the left and right along the outer cylindrical surface of each gear complementary to the engagement recesses on the inner surface of the annular slot-cutter. On the idler, support and center gears and the inside annular slot-cutter a cylindrical bearing surface is made, which diameter of the circle is equal to the diameter of the corresponding circle of the engagement. The annular slot-cutter is provided with cutting elements mounted along its outer cylindrical surface alternately on the left and right in the direction of rotation of the annular slot-cutter. In front of the cutting element on the side surface of the annular slot-cutter a container for ground intake is made which is open towards the side and the outer cylindrical surfaces of the annular slot-cutter. The milling device shaft is made with consoles. The engagement recesses of the gear transmission are made on the side surface of the annular slot-cutter and oriented to the outer side of the annular slot-cutter. The lateral plane of the engagement recesses is made on the same side of the annular slot-cutter as the container for ground intake of the annular slot-cutter relative to the appropriate side surface of the annular slot-cutter to a great 15-20% depth than the lateral plane of the container for ground intake of the annular slot-cutter.

EFFECT: constructive implementation enables to reduce tractive resistance and energy consumption, to increase the reliability of the device.

3 cl, 2 dwg

FIELD: agriculture.

SUBSTANCE: device comprises two rotary slot cutters located vertically symmetrically along the direction of the device movement, and connected mechanically to a common drive. The device comprises a rotary intrasoil cutter located below the drive. The cutter shafts are located horizontally and perpendicular to the direction of motion of the ripper. The rotary slot cutter is provided with an annular slot cutter. The device has a pinion, idler, support and center gear wheels, the teeth which engagement is made alternately left and right along the cylindrical surface of the engagement on every detail of the engagement on which they mutually rest with the toothed wheel gearing. The annular slot cutter is provided with cutting elements made on his side surfaces alternately on the left and right, forming capacity for receiving soil. The device is equipped with intrasoil rotary cutter which shafts are located horizontally and perpendicular to the direction of the ripper movement. The rotary slot cutter is equipped with the sun pinion mounted on a separate shaft, located on the frame of the device in the bearings horizontally and perpendicular to the direction of the ripper movement. The annular slot cutter is made in the form of an outer planetary gear. The pinion, idler, support and center gear wheels are made planetary to the sun pinion and the annular slot cutter. The shaft of intrasoil rotary cutter of the lower soil layer is mounted to the idler planetary gears of the rotary slot cutter. The shafts of intrasoil rotary cutter of the topsoil are mounted in the support planetary gears of the rotary slot cutter.

EFFECT: constructive implementation enables to improve the quality of soil treatment by layer by layer loosening the soil.

3 dwg

FIELD: agriculture.

SUBSTANCE: device comprises a shaft of a horizontal internal soil milling appliance with cutters, and the shaft is made with cantilevers. The shaft is arranged perpendicularly to the direction of tiller movement and is mechanically connected to two rotary slot cutters. Slot cutters are arranged vertically symmetrically along the direction of the device movement, cutters have actuators. An odd actuator of a cutter is arranged at the angle of 90° to the cutter plane. A cutting edge of the odd actuator is aligned in parallel to the cutter axis. The odd actuator is arranged at the angle of 60-65° to the cutter plane and is aligned in a direction opposite to the odd actuator. The cutting edge of the even actuator is arranged in the plane parallel to the cutter axis of rotation.

EFFECT: structural design will make it possible to provide for decompaction of inner soil levels and their mixing with each other both in direction of device movement and in transverse direction with high quality, reliability and low energy inputs.

4 cl, 5 dwg

Tillage tool // 2252517

FIELD: agricultural engineering; rotary tillers.

SUBSTANCE: proposed rotary tiller tine consists of two parts-base and point hinge connected to each other. Base is provided with slot to accommodate point. Point is fixed in working position by limiter which is provided with vertical slot for interacting with boss of point made conical as inner surface of limiter slot. Point is additionally fixed in working position by flat-spiral spring secured by one end in slot of base and by other end thrusting against end face of point for displacement. Base of tine is rigidly secured on disk.

EFFECT: simplified design, improved reliability of working process.

5 dwg

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