ZA727634B - Machine for manufacturing hollow core structures of concrete and the like - Google Patents

Machine for manufacturing hollow core structures of concrete and the like

Info

Publication number
ZA727634B
ZA727634B ZA727634A ZA727634A ZA727634B ZA 727634 B ZA727634 B ZA 727634B ZA 727634 A ZA727634 A ZA 727634A ZA 727634 A ZA727634 A ZA 727634A ZA 727634 B ZA727634 B ZA 727634B
Authority
ZA
South Africa
Prior art keywords
concrete
machine
hollow core
core structures
manufacturing hollow
Prior art date
Application number
ZA727634A
Other languages
English (en)
Inventor
M Thorsteinson
E Martens
F Sellers
Original Assignee
Spiroll Corp 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 Spiroll Corp Ltd filed Critical Spiroll Corp Ltd
Publication of ZA727634B publication Critical patent/ZA727634B/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/0002—Auxiliary parts or elements of the mould
    • B28B7/0011—Mould seals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B1/00—Producing shaped prefabricated articles from the material
    • B28B1/08—Producing shaped prefabricated articles from the material by vibrating or jolting
    • B28B1/087—Producing shaped prefabricated articles from the material by vibrating or jolting by means acting on the mould ; Fixation thereof to the mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B1/00—Producing shaped prefabricated articles from the material
    • B28B1/14—Producing shaped prefabricated articles from the material by simple casting, the material being neither forcibly fed nor positively compacted
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
    • B28B3/003—Pressing by means acting upon the material via flexible mould wall parts, e.g. by means of inflatable cores, isostatic presses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/16—Moulds for making shaped articles with cavities or holes open to the surface, e.g. with blind holes
    • B28B7/18—Moulds for making shaped articles with cavities or holes open to the surface, e.g. with blind holes the holes passing completely through the article
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/28—Cores; Mandrels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/28—Cores; Mandrels
    • B28B7/30—Cores; Mandrels adjustable, collapsible, or expanding
    • B28B7/32—Cores; Mandrels adjustable, collapsible, or expanding inflatable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/40—Moulds; Cores; Mandrels characterised by means for modifying the properties of the moulding material
    • B28B7/46—Moulds; Cores; Mandrels characterised by means for modifying the properties of the moulding material for humidifying or dehumidifying

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
ZA727634A 1972-04-12 1972-10-26 Machine for manufacturing hollow core structures of concrete and the like ZA727634B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA139,466A CA973335A (en) 1972-04-12 1972-04-12 Machine for manufacturing hollow core structures of concrete and the like

Publications (1)

Publication Number Publication Date
ZA727634B true ZA727634B (en) 1973-06-27

Family

ID=4092923

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA727634A ZA727634B (en) 1972-04-12 1972-10-26 Machine for manufacturing hollow core structures of concrete and the like

Country Status (6)

Country Link
AT (1) AT319121B (enExample)
AU (1) AU471271B2 (enExample)
BE (1) BE792089R (enExample)
CA (1) CA973335A (enExample)
SE (1) SE377294B (enExample)
ZA (1) ZA727634B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3842519A (en) * 1973-01-26 1974-10-22 Combe Inc Deodorizer sheet material
CN108262835B (zh) * 2018-01-16 2019-10-01 江苏中泰绿色建筑科技有限公司 一种利用弧形转轴敲击的环保设备生产模具

Also Published As

Publication number Publication date
SE377294B (enExample) 1975-06-30
CA973335A (en) 1975-08-26
AU471271B2 (en) 1976-04-15
AT319121B (de) 1974-12-10
AU4767572A (en) 1974-04-26
BE792089R (fr) 1973-03-16

Similar Documents

Publication Publication Date Title
CA1011048A (en) Ceramic foam structures and method
PH14861A (en) Method of making improved concrete reinforcing elements
CA966967A (en) Flexible core material for laminated structures and method of producing the same
IT998785B (it) Fotocatodo a trasmissione e metodo di fabbricazione dello stesso
ZA737808B (en) Scaffold and like structures
YU111673A (en) Apparatus for manufacturing construction elements of cast concrete
GB1403335A (en) Method of and apparatus for fabricating wood structures
CA991069A (en) Method of fabricating structures
ZA723863B (en) Process for the erection of a construction made of concrete and element for embodying the same
ZA727634B (en) Machine for manufacturing hollow core structures of concrete and the like
AU468954B2 (en) Machine for manufacturing hollow core structures of concrete and the like
ZA722660B (en) Machine for manufacturing hollow core structures of concrete and the like
GB1411757A (en) Method of manufacturing non-woven fibrous structures
AU4687072A (en) Cementitious materials
IL38322A0 (en) A method and a machine for the manufacture of elongate concrete building blocks
MY7700126A (en) Improvements in the manufacture of concrete products
AU5679073A (en) Concrete structures
ZA73542B (en) Formwork construction
ZA733777B (en) Manufacture of concrete structures
AU5633073A (en) Panel core fabrication panel core fabrication
AU5917373A (en) Multi-storey building
ZA72113B (en) Improvements in the manufacture of building blocks
CA911686A (en) Prestressing of concrete structures
GB1448707A (en) Winding core for winding webs of material
JPS5762832A (en) Method of manufacturing buried material