JPH041594U - - Google Patents

Info

Publication number
JPH041594U
JPH041594U JP3972490U JP3972490U JPH041594U JP H041594 U JPH041594 U JP H041594U JP 3972490 U JP3972490 U JP 3972490U JP 3972490 U JP3972490 U JP 3972490U JP H041594 U JPH041594 U JP H041594U
Authority
JP
Japan
Prior art keywords
hydraulic cylinder
pressing
operating
drum body
drum
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
JP3972490U
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 JP3972490U priority Critical patent/JPH041594U/ja
Publication of JPH041594U publication Critical patent/JPH041594U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図は本考案実施例のドラムを示す断面図で
ある。 1……ドラム本体、10……胴部、11……ヘ
ツド、2……環状リング、3……押圧油圧シリン
ダ、4……足踏みペダル、5……操作油圧シリン
ダ。

Claims (1)

  1. 【実用新案登録請求の範囲】 胴部の両端にヘツドが張設されたドラム本体と
    、 前記両ヘツドの内面にそれぞれ対向するように
    ドラム本体内に配設された環状リングと、 前記環状リングをヘツドの内面に対して押圧さ
    せる押圧手段としての押圧油圧シリンダと、 前記押圧油圧シリンダをドラム本体の外部に設
    けた足踏みペダルの動作に連動して作動させる操
    作手段としての操作油圧シリンダと、 を備えていることを特徴とするドラム。
JP3972490U 1990-04-14 1990-04-14 Pending JPH041594U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3972490U JPH041594U (ja) 1990-04-14 1990-04-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3972490U JPH041594U (ja) 1990-04-14 1990-04-14

Publications (1)

Publication Number Publication Date
JPH041594U true JPH041594U (ja) 1992-01-08

Family

ID=31548886

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3972490U Pending JPH041594U (ja) 1990-04-14 1990-04-14

Country Status (1)

Country Link
JP (1) JPH041594U (ja)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53136816A (en) * 1977-05-04 1978-11-29 Nippon Gakki Seizo Kk Pitch controller of timpani or the like
JPS579077A (en) * 1980-06-19 1982-01-18 Furukawa Electric Co Ltd Method of mounting terminal for litz wire
JPS5912180A (ja) * 1982-07-14 1984-01-21 Kobe Steel Ltd 動力回収装置
JPS6125035U (ja) * 1984-07-16 1986-02-14 昭和電線電纜株式会社 ケ−ブル接続部

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53136816A (en) * 1977-05-04 1978-11-29 Nippon Gakki Seizo Kk Pitch controller of timpani or the like
JPS579077A (en) * 1980-06-19 1982-01-18 Furukawa Electric Co Ltd Method of mounting terminal for litz wire
JPS5912180A (ja) * 1982-07-14 1984-01-21 Kobe Steel Ltd 動力回収装置
JPS6125035U (ja) * 1984-07-16 1986-02-14 昭和電線電纜株式会社 ケ−ブル接続部

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