JPH0212507U - - Google Patents

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Publication number
JPH0212507U
JPH0212507U JP566489U JP566489U JPH0212507U JP H0212507 U JPH0212507 U JP H0212507U JP 566489 U JP566489 U JP 566489U JP 566489 U JP566489 U JP 566489U JP H0212507 U JPH0212507 U JP H0212507U
Authority
JP
Japan
Prior art keywords
cylinder
locking piece
cylindrical body
telescope
cylindrical bodies
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
JP566489U
Other languages
English (en)
Other versions
JPH0516402Y2 (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 JP1989005664U priority Critical patent/JPH0516402Y2/ja
Publication of JPH0212507U publication Critical patent/JPH0212507U/ja
Application granted granted Critical
Publication of JPH0516402Y2 publication Critical patent/JPH0516402Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

【図面の簡単な説明】
第1図は本考案に係る伸縮支柱装置の最伸長状
態での断面図、第2図、第3図及び第4図は第1
図の伸縮支柱装置がその最伸長状態から段階的に
順次下降収縮作動している状態を示すそれぞれ断
面図で、第4図は同装置の最収縮状態を示してお
り、第5図は従来装置を示す最伸長状態での断面
図、第6図はその左側半分が第5図の装置におけ
る2段目の筒状体の誤動作、右側半分が3段目の
筒状体の誤動作の状態をそれぞれ示している断面
図である。 1…支柱、1a,1b,1c,1d…筒状体、
2…テレスコープ形油圧シリンダ、2a,2b,
2c,2d…シリンダ部材、3…支持杆、4…係
止片、5,6…係止片受け。

Claims (1)

    【実用新案登録請求の範囲】
  1. 複数個の筒状体を伸縮可能に相互連結してなる
    支柱の内部に、複数個のシリンダ部材からなるテ
    レスコープ形シリンダを挿入し、最上段及び最下
    段においてそれぞれシリンダ部材と筒状体とを連
    結すると共に、各中間のシリンダ部材に係止片を
    設け、各中間の筒状体にはシリンダの下降収縮時
    に上記係止片を受けて当該中間筒状体を押下せし
    める係止片受けを設けてなることを特徴とするテ
    レスコープ形シリンダを内装した伸縮支柱装置。
JP1989005664U 1989-01-20 1989-01-20 Expired - Lifetime JPH0516402Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989005664U JPH0516402Y2 (ja) 1989-01-20 1989-01-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989005664U JPH0516402Y2 (ja) 1989-01-20 1989-01-20

Publications (2)

Publication Number Publication Date
JPH0212507U true JPH0212507U (ja) 1990-01-25
JPH0516402Y2 JPH0516402Y2 (ja) 1993-04-30

Family

ID=31209237

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989005664U Expired - Lifetime JPH0516402Y2 (ja) 1989-01-20 1989-01-20

Country Status (1)

Country Link
JP (1) JPH0516402Y2 (ja)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5025911U (ja) * 1973-07-05 1975-03-25
JPS5026861U (ja) * 1973-07-04 1975-03-27
JPS57163706A (en) * 1981-03-31 1982-10-08 Yunitsuku:Kk Multiple cylinder equipment

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5026861U (ja) * 1973-07-04 1975-03-27
JPS5025911U (ja) * 1973-07-05 1975-03-25
JPS57163706A (en) * 1981-03-31 1982-10-08 Yunitsuku:Kk Multiple cylinder equipment

Also Published As

Publication number Publication date
JPH0516402Y2 (ja) 1993-04-30

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