GB812258A - Improvements relating to rotary furnace drums and other rotary hollow bodies - Google Patents

Improvements relating to rotary furnace drums and other rotary hollow bodies

Info

Publication number
GB812258A
GB812258A GB34467/57A GB3446757A GB812258A GB 812258 A GB812258 A GB 812258A GB 34467/57 A GB34467/57 A GB 34467/57A GB 3446757 A GB3446757 A GB 3446757A GB 812258 A GB812258 A GB 812258A
Authority
GB
United Kingdom
Prior art keywords
pipes
cradle
rotary
rollers
treads
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.)
Expired
Application number
GB34467/57A
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.)
Stora Enso Oyj
Original Assignee
Stora Kopparbergs Bergslags AB
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 Stora Kopparbergs Bergslags AB filed Critical Stora Kopparbergs Bergslags AB
Publication of GB812258A publication Critical patent/GB812258A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28CPREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/08Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
    • B28C5/0806Details; Accessories
    • B28C5/0831Drives or drive systems, e.g. toothed racks, winches
    • B28C5/0843Drives for drums rotating about a horizontal axis and supported by rotating rollers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)

Abstract

812,258. Batch mixing machines. STORA KOPPARBERGS BERGSLAGS A.B. Nov. 5, 1957 [Nov. 9, 1956], No. 34467/57. Class 86 [Also in Groups XII and XXXIV] A rotary furnace or batch-type concrete mixer comprises a drum 1 carrying a ring 2 having treads 3 engaged by four support rollers, a front pair 6<SP>1</SP> and a rear pair 6<SP>11</SP>, carried by shafts 7 journalled in bearings mounted on a cradle 11, and a hydraulic motor 20 mounted in the cradle and driving the rear rollers 6<SP>11</SP> through the shafts 7. The cradle 11 surrounds the drum, and is pivoted for tilting about a horizontal axis on a pair of trunnions 12 in stationary bearings 13. Four sets of rollers 16 engaging the side of the treads 3 are evenly spaced around the cradle, Fig 2 (not shown), and further idle rollers, similar to 6' and 6<SP>11</SP>, engage the upper part of the treads 3. The driving fluid is supplied to and exhausted from the motor through one of the trunnions 12 via pipes 45 and 21 and 22 and 46 respectively. The said trunnion 12, Fig. 3, has bores 25 and 26 registering respectively with inlet and outlet ducts 33 and 34 in a head 30. The latter has a sleeve member 35 formed with grooves 36 and 37 registering with peripheral openings 38 and 39 to said ducts and connected to the stationary pipes 45 and 46. The joints between the rotary and stationary members comprise O-rings 42. The head 30 is held against the trunnion by an end plate 43 and a bolt 31. The direction of rotation of the drum is changed by reversing the fluid flow through pipes 45 and 46. The use of the special trunnion may be avoided by connecting the fluid supply pipes direct to the pipes 21 and 22 by flexible pipes to allow for tilting movements of the cradle.
GB34467/57A 1956-11-09 1957-11-05 Improvements relating to rotary furnace drums and other rotary hollow bodies Expired GB812258A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE812258X 1956-11-09

Publications (1)

Publication Number Publication Date
GB812258A true GB812258A (en) 1959-04-22

Family

ID=20345443

Family Applications (1)

Application Number Title Priority Date Filing Date
GB34467/57A Expired GB812258A (en) 1956-11-09 1957-11-05 Improvements relating to rotary furnace drums and other rotary hollow bodies

Country Status (1)

Country Link
GB (1) GB812258A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3251589A (en) * 1961-12-14 1966-05-17 Beteiligungs & Patentverw Gmbh Converter rotating in a sloping position and tiltable about a cross-axis
US4055335A (en) * 1972-06-12 1977-10-25 Pennsylvania Engineering Corporation Transformation of top-blown steel converter vessel to bottom-blown type
US4138097A (en) * 1977-02-01 1979-02-06 Gutehoffnungshutte Sterkrade Aktiengesellshaft Metallurgical vessel
GB2165767A (en) * 1984-09-08 1986-04-23 Benford Limited Mixer
ITFI20110066A1 (en) * 2011-04-11 2012-10-12 Stilfestel S R L BETONIERA
EP2526359A4 (en) * 2009-12-22 2017-01-04 Outotec Oyj Metallurgical furnace
CN108611663A (en) * 2018-08-03 2018-10-02 河南亿安设备科技有限公司 A kind of electrolyte recovery system and method

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3251589A (en) * 1961-12-14 1966-05-17 Beteiligungs & Patentverw Gmbh Converter rotating in a sloping position and tiltable about a cross-axis
US4055335A (en) * 1972-06-12 1977-10-25 Pennsylvania Engineering Corporation Transformation of top-blown steel converter vessel to bottom-blown type
US4138097A (en) * 1977-02-01 1979-02-06 Gutehoffnungshutte Sterkrade Aktiengesellshaft Metallurgical vessel
GB2165767A (en) * 1984-09-08 1986-04-23 Benford Limited Mixer
EP2526359A4 (en) * 2009-12-22 2017-01-04 Outotec Oyj Metallurgical furnace
ITFI20110066A1 (en) * 2011-04-11 2012-10-12 Stilfestel S R L BETONIERA
CN108611663A (en) * 2018-08-03 2018-10-02 河南亿安设备科技有限公司 A kind of electrolyte recovery system and method

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