EP0972435A3 - Soil sifting device - Google Patents

Soil sifting device Download PDF

Info

Publication number
EP0972435A3
EP0972435A3 EP99303653A EP99303653A EP0972435A3 EP 0972435 A3 EP0972435 A3 EP 0972435A3 EP 99303653 A EP99303653 A EP 99303653A EP 99303653 A EP99303653 A EP 99303653A EP 0972435 A3 EP0972435 A3 EP 0972435A3
Authority
EP
European Patent Office
Prior art keywords
drum
soil
helical
sifted
back plate
Prior art date
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.)
Withdrawn
Application number
EP99303653A
Other languages
German (de)
French (fr)
Other versions
EP0972435A2 (en
Inventor
Adam John Yates
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.)
Hartley Industries Ltd
Original Assignee
Hartley Industries Ltd
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 Hartley Industries Ltd filed Critical Hartley Industries Ltd
Publication of EP0972435A2 publication Critical patent/EP0972435A2/en
Publication of EP0972435A3 publication Critical patent/EP0972435A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/18Drum screens
    • B07B1/22Revolving drums
    • B07B1/24Revolving drums with fixed or moving interior agitators

Landscapes

  • Combined Means For Separation Of Solids (AREA)

Abstract

A soil sifter, e.g. a soil sifting device, has a body (figure 1) which is an inclined mesh drum (A), with open end upper most which is loaded with garden material to be sifted. The bottom of the drum is closed except for a helical labyrinth (figure 2). On rotating the drum in one direction the material is agitated and separated through the mesh rolling up and over the step shown in the helical back plate (B) (figure 4). Sifted soil then falls to a barrow or container below the drum (A). Larger debris is expelled from the bottom of (A) when the rotation is reversed. Debris falls through the labyrinth formed by the helical back plate (B)(figure 1,2,3,4).
The inclined drum (A) is supported by a portable frame (D), to which is attached the motor housing or crank handle (C).
EP99303653A 1998-05-13 1999-05-11 Soil sifting device Withdrawn EP0972435A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9810097A GB2337216A (en) 1998-05-13 1998-05-13 Soil sifting drum
GB9810097 1998-05-13

Publications (2)

Publication Number Publication Date
EP0972435A2 EP0972435A2 (en) 2000-01-19
EP0972435A3 true EP0972435A3 (en) 2000-02-02

Family

ID=10831866

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99303653A Withdrawn EP0972435A3 (en) 1998-05-13 1999-05-11 Soil sifting device

Country Status (2)

Country Link
EP (1) EP0972435A3 (en)
GB (1) GB2337216A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPS270802A0 (en) * 2002-05-31 2002-06-20 Turnbull, Sam Dominic Seaton A screen/mixer
GB2451810B (en) * 2007-08-07 2012-08-01 John Charles Shakespeare Rotary multi drum soil screener
KR101348481B1 (en) 2013-08-23 2014-01-07 정찬웅 Flour sifting machine for baking purpose
CN107199088A (en) * 2017-06-14 2017-09-26 孙继春 Agricultural joint silt machine
CN107362966A (en) * 2017-09-12 2017-11-21 安徽理工大学 Rotate sand sieving machine
CN107952673B (en) * 2017-12-26 2019-05-28 新乡市振英机械设备有限公司 A kind of multi-functional sieve plate of used by oscillating screen
CN113145443A (en) * 2021-04-23 2021-07-23 贡秀梅 Intelligent automatic floor turning machine

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1272092B (en) * 1966-11-08 1968-07-04 Smidth & Co As F L Sieve drum
US3426898A (en) * 1966-10-10 1969-02-11 Nip Co Mfg Inc Soil sifter
WO1992004135A1 (en) * 1990-08-31 1992-03-19 Dagny Carlsson Method and device for screening earth, gravel and the like

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE441500B (en) * 1981-05-07 1985-10-14 Skaraborgs Rorindustri Ab COMBINED VIEW AND MIXER DEVICE
GB8919186D0 (en) * 1989-08-23 1989-10-04 Thorpe Darryl Riddle
DE9206445U1 (en) * 1992-05-13 1992-10-01 Heller, Bernhard, 8201 Tuntenhausen Composter

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3426898A (en) * 1966-10-10 1969-02-11 Nip Co Mfg Inc Soil sifter
DE1272092B (en) * 1966-11-08 1968-07-04 Smidth & Co As F L Sieve drum
WO1992004135A1 (en) * 1990-08-31 1992-03-19 Dagny Carlsson Method and device for screening earth, gravel and the like

Also Published As

Publication number Publication date
GB2337216A (en) 1999-11-17
GB9810097D0 (en) 1998-07-08
EP0972435A2 (en) 2000-01-19

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