JPH0486429U - - Google Patents

Info

Publication number
JPH0486429U
JPH0486429U JP12908190U JP12908190U JPH0486429U JP H0486429 U JPH0486429 U JP H0486429U JP 12908190 U JP12908190 U JP 12908190U JP 12908190 U JP12908190 U JP 12908190U JP H0486429 U JPH0486429 U JP H0486429U
Authority
JP
Japan
Prior art keywords
movable
columns
column
coil spring
fixed
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
JP12908190U
Other languages
English (en)
Other versions
JPH07984Y2 (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 JP12908190U priority Critical patent/JPH07984Y2/ja
Publication of JPH0486429U publication Critical patent/JPH0486429U/ja
Application granted granted Critical
Publication of JPH07984Y2 publication Critical patent/JPH07984Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Springs (AREA)
  • Vibration Prevention Devices (AREA)
  • Fluid-Damping Devices (AREA)
  • Drawing Aids And Blackboards (AREA)

Description

【図面の簡単な説明】
第1図は製図台の一部切欠正面図、第2図は第
1図のA−A線矢視断面図、第3図は第1図のB
−B線矢視図である。 5,6……固定支柱、7,8……可動支柱、1
1……同期機構、12,13……プーリ、14,
15……ワイヤ、19……図板枠、22……ガス
スプリング、28……コイルスプリング、33…
…弾力調節機構。

Claims (1)

    【実用新案登録請求の範囲】
  1. 左右一対の固定支柱5,6と、該固定支柱5,
    6に遊挿され上下動自在な可動支柱7,8と、該
    可動支柱7,8の上部に枢着した図板枠19とか
    らなり、ギヤ若しくはプーリ12,13とワイヤ
    14,15等による同期機構11によつて左右の
    可動支柱7,8を連動させると共に、一方の固定
    支柱6と可動支柱8とにガススプリング22を介
    装し、可動支柱7,8及び図板枠19を上方へ付
    勢して昇降操作を容易ならしめるようにした製図
    台1に於て、他方の固定支柱5と可動支柱7とに
    コイルスプリング28を介装し、前記他方の固定
    支柱5或いは可動支柱7に前記コイルスプリング
    28の圧縮長さを変化できる弾力調節機構33を
    設けたことを特徴とする製図台に於ける昇降装置
JP12908190U 1990-11-30 1990-11-30 製図台に於ける昇降装置 Expired - Lifetime JPH07984Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12908190U JPH07984Y2 (ja) 1990-11-30 1990-11-30 製図台に於ける昇降装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12908190U JPH07984Y2 (ja) 1990-11-30 1990-11-30 製図台に於ける昇降装置

Publications (2)

Publication Number Publication Date
JPH0486429U true JPH0486429U (ja) 1992-07-28
JPH07984Y2 JPH07984Y2 (ja) 1995-01-18

Family

ID=31876503

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12908190U Expired - Lifetime JPH07984Y2 (ja) 1990-11-30 1990-11-30 製図台に於ける昇降装置

Country Status (1)

Country Link
JP (1) JPH07984Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114622759A (zh) * 2022-04-01 2022-06-14 广州协安建设工程有限公司 一种粮仓异形变截面结构壁柱滑模施工方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114622759A (zh) * 2022-04-01 2022-06-14 广州协安建设工程有限公司 一种粮仓异形变截面结构壁柱滑模施工方法
CN114622759B (zh) * 2022-04-01 2023-08-29 广州协安建设工程有限公司 一种粮仓异形变截面结构壁柱滑模施工方法

Also Published As

Publication number Publication date
JPH07984Y2 (ja) 1995-01-18

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