FR2149787A5 - - Google Patents

Info

Publication number
FR2149787A5
FR2149787A5 FR7227042A FR7227042A FR2149787A5 FR 2149787 A5 FR2149787 A5 FR 2149787A5 FR 7227042 A FR7227042 A FR 7227042A FR 7227042 A FR7227042 A FR 7227042A FR 2149787 A5 FR2149787 A5 FR 2149787A5
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR7227042A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR2149787A5 publication Critical patent/FR2149787A5/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
    • B07B13/04—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices according to size
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D17/00—Digging machines with sieving and conveying mechanisms
    • A01D17/06—Digging machines with sieving and conveying mechanisms with rollers or disc screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/12—Apparatus having only parallel elements
    • B07B1/14—Roller screens
    • B07B1/15—Roller screens using corrugated, grooved or ribbed rollers
    • B07B1/155—Roller screens using corrugated, grooved or ribbed rollers the rollers having a star shaped cross section
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
    • B07B13/04—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices according to size
    • B07B13/07—Apparatus in which aggregates or articles are moved along or past openings which increase in size in the direction of movement
    • B07B13/072—Apparatus in which aggregates or articles are moved along or past openings which increase in size in the direction of movement the openings being rollers with a divergent axis and the material moving substantially along the rollers axis

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Harvesting Machines For Root Crops (AREA)
FR7227042A 1971-08-09 1972-07-27 Expired FR2149787A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2139897A DE2139897A1 (de) 1971-08-09 1971-08-09 Kartoffelerntemaschine

Publications (1)

Publication Number Publication Date
FR2149787A5 true FR2149787A5 (fr) 1973-03-30

Family

ID=5816266

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7227042A Expired FR2149787A5 (fr) 1971-08-09 1972-07-27

Country Status (3)

Country Link
DD (1) DD97821A5 (fr)
DE (1) DE2139897A1 (fr)
FR (1) FR2149787A5 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0501590A1 (fr) * 1991-02-28 1992-09-02 Zijlstra & Bolhuis B.V. Trémie pour des produits agricoles
WO1997031519A1 (fr) * 1996-02-27 1997-09-04 Reekie Manufacturing Limited Appareil d'extraction des matieres etrangeres d'une culture basse

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4840105A (en) * 1987-03-16 1989-06-20 Israel Aircraft Industries Ltd. Mine field clearing apparatus

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0501590A1 (fr) * 1991-02-28 1992-09-02 Zijlstra & Bolhuis B.V. Trémie pour des produits agricoles
WO1997031519A1 (fr) * 1996-02-27 1997-09-04 Reekie Manufacturing Limited Appareil d'extraction des matieres etrangeres d'une culture basse
GB2325140A (en) * 1996-02-27 1998-11-18 Reekie Mfg Ltd Apparatus for removing extraneous matter from a ground crop
GB2325140B (en) * 1996-02-27 2000-04-19 Reekie Mfg Ltd Apparatus for removing extraneous matter from a ground crop

Also Published As

Publication number Publication date
DE2139897A1 (de) 1973-02-22
DD97821A5 (fr) 1973-05-20

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Legal Events

Date Code Title Description
ST Notification of lapse