UST862011I4 - Agricultural device sn - Google Patents

Agricultural device sn Download PDF

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Publication number
UST862011I4
UST862011I4 US862011DH UST862011I4 US T862011 I4 UST862011 I4 US T862011I4 US 862011D H US862011D H US 862011DH US T862011 I4 UST862011 I4 US T862011I4
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US
United States
Prior art keywords
slit
agricultural device
koronka
sheet
filed nov
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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B15/00—Elements, tools, or details of ploughs
    • A01B15/18—Coulters
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
    • A01C5/06—Machines for making or covering drills or furrows for sowing or planting
    • A01C5/062—Devices for making drills or furrows
    • A01C5/064—Devices for making drills or furrows with rotating tools
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/929—Tool or tool with support
    • Y10T83/9372—Rotatable type
    • Y10T83/9403—Disc type

Definitions

  • a coulter device is provided for use on a plow which is particularly adapted for use with seed drills and which is capable of cutting through vegetation or other trash to form a slit in the ground into which seed may be sown.
  • the coulter device of this invention comprises a rotatable slit-cutting disc of from 4 to 12 inches in diameter to cut a slit in the ground and a pair of rotatable slit widening discs of from 6 to 12 inches in diameter arranged rearwardly of said slit-cutting disc to widen the slit so formed, the slit-widening discs having a greater diameter than the slit-cutting disc.

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  • Life Sciences & Earth Sciences (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Protection Of Plants (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Description

DEFENSIVE PUBLICATION UNITED STATES PATENT OFFICE Published at the request of the applicant or owner in accordance with the Notice of Apr. 11, 1968, 849 O.G. 1221. Identification is by serial number oi. the application and the heading indicates the number of pages of specification, including claims, and of sheets of drawing contained in the application as originally filed. The file of this application is available to the public for inspection; reproduction may be purchased for 30 cents per sheet.
Applications published under the Defensive Publication Program have not been examined as to the merits of alleged invention. The Patent Oflice makes no assertion as to the novelty'of the disclosed subject matter.
PUBLISHED MAY 6, 1969 777,309 AGRICULTURAL DEVICE Paul Koronka and David Alan Harris, Fernhurst, Haslemere, England, assignors to Imperial Chemical Industries Limited, London, England, a corporation of Great Britain Filed Nov. 20, 1968. Published May 6, 1969 Int. Cl. A01c 5/06; A01b 5/16 US. Cl. 111-88 4 Sheets Drawing. 13 Pages Specification A coulter device is provided for use on a plow which is particularly adapted for use with seed drills and which is capable of cutting through vegetation or other trash to form a slit in the ground into which seed may be sown. The coulter device of this invention comprises a rotatable slit-cutting disc of from 4 to 12 inches in diameter to cut a slit in the ground and a pair of rotatable slit widening discs of from 6 to 12 inches in diameter arranged rearwardly of said slit-cutting disc to widen the slit so formed, the slit-widening discs having a greater diameter than the slit-cutting disc.
y 6, 1969 P. KORONKA EI'AL DEF. PUB.
AGRICULTURAL DEVICE SN 777309 Filed Nov. 20, 1968 Sheet of 4 A Horney:
P. KORONKA E DEF. PUB.
AGRICULTURAL DEVICE 5N 777309 Sheet of 4 May 6, 1969 Filed Nov. 20, 1968 A; A ttorney;
May 6, 1969 P. KORONKA ETAI- DEF. PUB.
AGRICULTURAL DEVICE SN 777309 Sheet 5% of 4 Filed Nov. 20, 1968 Inventor: 22844449 M, Attorney:
C)\\ 1 1969 P. KORONKA E DEF. PUB,
AGRICULTURAL DEVICE SN 777309 H:'. of 4 Sheet Filed Nov. 20, 1968
US862011D 1968-11-20 1968-11-20 Agricultural device sn Pending UST862011I4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US77730968A 1968-11-20 1968-11-20

Publications (1)

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UST862011I4 true UST862011I4 (en) 1969-05-06

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Family Applications (1)

Application Number Title Priority Date Filing Date
US862011D Pending UST862011I4 (en) 1968-11-20 1968-11-20 Agricultural device sn

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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090456A (en) 1975-10-02 1978-05-23 The United States Of America As Represented By The Secretary Of Agriculture Furrow opener and apparatus for no-tillage transplanters and planters
US4214537A (en) 1977-03-29 1980-07-29 Massey-Ferguson Services N.V. Grain drill furrow opening assembly
US4289081A (en) 1977-12-21 1981-09-15 Imperial Chemical Industries Limited Coulter device for direct seed drills
US4483401A (en) 1982-09-30 1984-11-20 Acra-Plant, Inc. Trash clearing assembly for farm implements
US4489787A (en) 1982-11-15 1984-12-25 William A. Russ Angled rolling knives and method of weeding
US4515224A (en) 1983-05-02 1985-05-07 Currie Corliss H Seed drill with improved seed disc means
US4562780A (en) 1982-05-05 1986-01-07 Leiblich Gordon F Trash farming means and method
US4779684A (en) 1986-06-13 1988-10-25 Schultz Charles R Method and apparatus for extracting plant stalks and for reshaping beds
US4930431A (en) 1989-07-10 1990-06-05 Alexander Malcolm H No-till field implement
US5473999A (en) * 1992-12-08 1995-12-12 Unverferth Manufacturing Co., Inc. One pass seedbed preparation device and system
US10159174B2 (en) * 2013-11-12 2018-12-25 C.S. Gent & Sons Ltd Soil opener

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090456A (en) 1975-10-02 1978-05-23 The United States Of America As Represented By The Secretary Of Agriculture Furrow opener and apparatus for no-tillage transplanters and planters
US4141302A (en) 1975-10-02 1979-02-27 The United States Of America As Represented By The Secretary Of Agriculture Furrow opener and apparatus for no-tillage transplanters and planters
US4214537A (en) 1977-03-29 1980-07-29 Massey-Ferguson Services N.V. Grain drill furrow opening assembly
US4289081A (en) 1977-12-21 1981-09-15 Imperial Chemical Industries Limited Coulter device for direct seed drills
US4562780A (en) 1982-05-05 1986-01-07 Leiblich Gordon F Trash farming means and method
US4483401A (en) 1982-09-30 1984-11-20 Acra-Plant, Inc. Trash clearing assembly for farm implements
US4489787A (en) 1982-11-15 1984-12-25 William A. Russ Angled rolling knives and method of weeding
US4515224A (en) 1983-05-02 1985-05-07 Currie Corliss H Seed drill with improved seed disc means
US4779684A (en) 1986-06-13 1988-10-25 Schultz Charles R Method and apparatus for extracting plant stalks and for reshaping beds
US4930431A (en) 1989-07-10 1990-06-05 Alexander Malcolm H No-till field implement
US5473999A (en) * 1992-12-08 1995-12-12 Unverferth Manufacturing Co., Inc. One pass seedbed preparation device and system
US10159174B2 (en) * 2013-11-12 2018-12-25 C.S. Gent & Sons Ltd Soil opener

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