JPH02121612U - - Google Patents

Info

Publication number
JPH02121612U
JPH02121612U JP2952889U JP2952889U JPH02121612U JP H02121612 U JPH02121612 U JP H02121612U JP 2952889 U JP2952889 U JP 2952889U JP 2952889 U JP2952889 U JP 2952889U JP H02121612 U JPH02121612 U JP H02121612U
Authority
JP
Japan
Prior art keywords
pyramid
cone
wood screw
threading
key
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
Application number
JP2952889U
Other languages
English (en)
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 JP2952889U priority Critical patent/JPH02121612U/ja
Publication of JPH02121612U publication Critical patent/JPH02121612U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Rod-Shaped Construction Members (AREA)

Description

【図面の簡単な説明】
第1図は従来の木ネジの側面図である。第2図
は本考案の改良を加えた側面図で円柱を加えた例
である。第3図はおなじく三角を、第4図は同じ
く四角柱を加えた考案例の側面図である。第5図
は天井に向かつて使用する場合の使用説明図であ
る。第6図は請求の範囲の(2)の頭部の形体を説
明した側面図である。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 端に円錐もしくは角錐を持つ木ネジにおい
    て、ネジ切りの先端と、円錐もしくは角錐との間
    にネジ切りの無い円柱または多角柱部分を設けた
    木ネジ。 (2) 木ネジの頭部を鍵型にした請求項1。
JP2952889U 1989-03-15 1989-03-15 Pending JPH02121612U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2952889U JPH02121612U (ja) 1989-03-15 1989-03-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2952889U JPH02121612U (ja) 1989-03-15 1989-03-15

Publications (1)

Publication Number Publication Date
JPH02121612U true JPH02121612U (ja) 1990-10-03

Family

ID=31253826

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2952889U Pending JPH02121612U (ja) 1989-03-15 1989-03-15

Country Status (1)

Country Link
JP (1) JPH02121612U (ja)

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