Herbst Group

Doublet Record Tillage And Seed-bed Harrow

Herbst Group,
Kilpoole Hill, Wicklow, Ireland.
Phone: 353 ( 0 )404 67164
Fax: 67363
E-mail: hcs@iol.ie
Internet: www.herbstgroup.com

The Doublet Record Tillage and Seed-bed Harrow isfitted with vibrating, closely-spaced resilient tines whichensures the preparation of a smooth and even porous seed-bed,without disturbing the lower stratum of earth.
It is easily possible to harrow to a depth of only 4-5 cm andstill achieve an even and fine seed-bed - an essential qualitywhether the soil is tilled early in spring, after thawing, orwhen you harrow for cereals or sugar-beet. The Doublet Recordtillage and seed-bed harrow is an excellent implement both forlight and heavy soil.

Quick Coupling.
This special feature supplied as standard equipment on alldrawbars, enables the harrow to be coupled to and uncoupled fromthe frame, in the least possible time.

  1. Due to the special **springy** construction of the flexible beater it levels the soil and breaks up clods of earth most effectively. **It cleans as it beats**
  2. The tines maintain an even working depth and because of their resilience and special-steel construction are self-cleaning, thus avoiding any build-up of soil, which would affect the speed of operation.
  3. The crumblers ensure an even depth of harrowing in all types of soil. On lighter soils the sections are supported and prevented from working too deep, while on heavy soil their weight is transferred to the sections.
  4. Seed.
  5. Fertiliser.

Doublet RecordHarrows Sections are identical on all models

The flexible suspension design of the sections ensures eachsection operates independently resulting, even with the largermodels, in smooth and uniform soil preparation.
Each section width of 112 cm and weighs 94 kg. Space betweentines is 7 cm and the depth is required by an adjusting handle.

Two-piece reversibletines for exact adjustment and superior wearing qualities


The two-piece S-type reversible tines, constructed from speciallytoughened and resilient steel, are capable of exact adjustment,with long-life (and superior) wearing qualities. A uniformharrowing depth of all tines (in each section) is achieved bysimply adjusting the lower part of the tines.

Hand / hydraulic winch
A built-in self activating friction brake is provided for foldingup the sections, to facilitate traveling. On 3, 4 and 5 sectionsharrows a hand winch is available as an extra. On 6, 7 and 9sections models a hand or hydraulically-operated winch issupplied as standard. Available as an extra on 4 and 5 sectiondrawers

Doublet Record TechnicalData


Sections per drawbar Total working width cm Transport width cm Weight drawbar / sections kg Weight set of crumblers kg Weight flexible beater kg Total weight Power required DIN-HP approx.
2 224 224 291 84 37 412 35
FOLDING TYPE              
3 336 165 432 123 74 629 50
4 448 275 567 168 86 821 65
5 560 385 694 207 106 1007 80
6 with hand winch 672 285 924 252 111 1287 100
6 with hydr. system 672 285 963 252 111 1326 100
7 with hand winch 784 425 1124 291 131 1546 120
7 with hydr. system 784 425 1163 291 131 1585 120
9 with hydr. system 1008 425 1521 375 170 2066 150

Additional equipment

Track loosener:
a robust and resilient unit with reversible point.

Support wheels
to facilitate traction. Dia 320 mm, width 135 mm.

Crumblers:
A crumbler is available with each section, and as they overlap inoperation, ensure that the topsoil is evenly treated. Clods areeffective crumbled to produce a smooth porous surface asprotection against excessive drying. Spindle adjusters regulatethe working depth.

Leveling bar
in front of the tine sections. With variable height adjustment itbreaks up the soil crust and levels the ground most effectively.

 


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This page was last updated on the 1st ofOctober 1996 .
If you have any questions or suggestions concerning these pagessend an email to marco@herbstgroup.com

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