AT336471B - MOLD FOR THE PRODUCTION OF CONCRETE STAIR TREADS - Google Patents

MOLD FOR THE PRODUCTION OF CONCRETE STAIR TREADS

Info

Publication number
AT336471B
AT336471B AT205575A AT205575A AT336471B AT 336471 B AT336471 B AT 336471B AT 205575 A AT205575 A AT 205575A AT 205575 A AT205575 A AT 205575A AT 336471 B AT336471 B AT 336471B
Authority
AT
Austria
Prior art keywords
mold
production
stair treads
concrete stair
concrete
Prior art date
Application number
AT205575A
Other languages
German (de)
Other versions
ATA205575A (en
Original Assignee
Schall Gerhard
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 Schall Gerhard filed Critical Schall Gerhard
Publication of ATA205575A publication Critical patent/ATA205575A/en
Application granted granted Critical
Publication of AT336471B publication Critical patent/AT336471B/en

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
    • B28B7/22—Moulds for making units for prefabricated buildings, i.e. units each comprising an important section of at least two limiting planes of a room or space, e.g. cells; Moulds for making prefabricated stair units
    • B28B7/225—Moulds for making units for prefabricated buildings, i.e. units each comprising an important section of at least two limiting planes of a room or space, e.g. cells; Moulds for making prefabricated stair units for making stairs or stair units comprising more than one step

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
AT205575A 1974-03-21 1975-03-18 MOLD FOR THE PRODUCTION OF CONCRETE STAIR TREADS AT336471B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2413593A DE2413593A1 (en) 1974-03-21 1974-03-21 Mould for concrete staircase step - three pieces assemble to leave gap at top for pouring gate

Publications (2)

Publication Number Publication Date
ATA205575A ATA205575A (en) 1976-08-15
AT336471B true AT336471B (en) 1977-05-10

Family

ID=5910734

Family Applications (1)

Application Number Title Priority Date Filing Date
AT205575A AT336471B (en) 1974-03-21 1975-03-18 MOLD FOR THE PRODUCTION OF CONCRETE STAIR TREADS

Country Status (3)

Country Link
AT (1) AT336471B (en)
CH (1) CH583090A5 (en)
DE (1) DE2413593A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5511347A (en) * 1994-11-07 1996-04-30 Schwarz; Horst G. W. Adjustable sheet metal moulds for steel and precast concrete stairs

Also Published As

Publication number Publication date
ATA205575A (en) 1976-08-15
CH583090A5 (en) 1976-12-31
DE2413593A1 (en) 1975-10-02

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties