JPS6176009U - - Google Patents
Info
- Publication number
- JPS6176009U JPS6176009U JP15986384U JP15986384U JPS6176009U JP S6176009 U JPS6176009 U JP S6176009U JP 15986384 U JP15986384 U JP 15986384U JP 15986384 U JP15986384 U JP 15986384U JP S6176009 U JPS6176009 U JP S6176009U
- Authority
- JP
- Japan
- Prior art keywords
- holes
- center
- parallel
- square pyramid
- intersecting
- 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.)
- Pending
Links
Landscapes
- Revetment (AREA)
- Artificial Fish Reefs (AREA)
Description
第1図は本考案の正四角錐ブロツクの斜視図を
示す。 1……底面。2……上面。3……側面。4……
底面に垂直な孔。5……上面に垂直な孔。6及び
7……側面の貫通孔。
示す。 1……底面。2……上面。3……側面。4……
底面に垂直な孔。5……上面に垂直な孔。6及び
7……側面の貫通孔。
Claims (1)
- 正四角錐の底面及び底面に平行な切口面(上面
)の中央に、夫々面に垂直な穴を有し、且つ側面
中央に、底面の一辺と底面に平行で、互に垂直且
つ相交らない2つの貫通穴を有することを特長と
する正四角錐ブロツク。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15986384U JPS6176009U (ja) | 1984-10-24 | 1984-10-24 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15986384U JPS6176009U (ja) | 1984-10-24 | 1984-10-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6176009U true JPS6176009U (ja) | 1986-05-22 |
Family
ID=30717809
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15986384U Pending JPS6176009U (ja) | 1984-10-24 | 1984-10-24 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6176009U (ja) |
-
1984
- 1984-10-24 JP JP15986384U patent/JPS6176009U/ja active Pending