JPH0372407U - - Google Patents

Info

Publication number
JPH0372407U
JPH0372407U JP13423189U JP13423189U JPH0372407U JP H0372407 U JPH0372407 U JP H0372407U JP 13423189 U JP13423189 U JP 13423189U JP 13423189 U JP13423189 U JP 13423189U JP H0372407 U JPH0372407 U JP H0372407U
Authority
JP
Japan
Prior art keywords
ring
shaped members
tongue pieces
core plates
opposing
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.)
Granted
Application number
JP13423189U
Other languages
English (en)
Other versions
JPH0446889Y2 (ja
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 filed Critical
Priority to JP13423189U priority Critical patent/JPH0446889Y2/ja
Publication of JPH0372407U publication Critical patent/JPH0372407U/ja
Application granted granted Critical
Publication of JPH0446889Y2 publication Critical patent/JPH0446889Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Moulds, Cores, Or Mandrels (AREA)
  • Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)

Description

【図面の簡単な説明】
第１図乃至第６図はこの考案の実施例を示し、
第１図は斜視図、第２図は組み立て状態を説明す
る分解斜視図、第３図は展開図、第４図は第１図
の−線縦断面図、第５図は第１図の−線
横断面図、第６図は使用状態を説明する横断面図
、第７図および第８図は従来例を示し、第７図は
分解斜視図、第８図は横断面図である。 １……芯板、２……側壁、３……輪型部材、４
……舌片、５，６……外巻板。

Claims (1)

    【実用新案登録請求の範囲】
  1. 対向する一対の段ボール製多角形芯板の二組の
    対向端縁同士を側壁で連接して輪型部材を複数個
    形成し、この複数の輪型部材を芯板同士を隣接さ
    せて縦列配置し、これら複数の輪型部材を芯板外
    周に沿つて外巻きし得る段ボール製外巻き板の両
    側端縁に複数の舌片を櫛歯状に形成し、その舌片
    を前記各側壁の内側にそれぞれ嵌挿してなるコン
    クリート中空体の中空部形成用内型枠。
JP13423189U 1989-11-17 1989-11-17 Expired JPH0446889Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13423189U JPH0446889Y2 (ja) 1989-11-17 1989-11-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13423189U JPH0446889Y2 (ja) 1989-11-17 1989-11-17

Publications (2)

Publication Number Publication Date
JPH0372407U true JPH0372407U (ja) 1991-07-22
JPH0446889Y2 JPH0446889Y2 (ja) 1992-11-05

Family

ID=31681582

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13423189U Expired JPH0446889Y2 (ja) 1989-11-17 1989-11-17

Country Status (1)

Country Link
JP (1) JPH0446889Y2 (ja)

Also Published As

Publication number Publication date
JPH0446889Y2 (ja) 1992-11-05

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