JPH0320746U - - Google Patents

Info

Publication number
JPH0320746U
JPH0320746U JP8012889U JP8012889U JPH0320746U JP H0320746 U JPH0320746 U JP H0320746U JP 8012889 U JP8012889 U JP 8012889U JP 8012889 U JP8012889 U JP 8012889U JP H0320746 U JPH0320746 U JP H0320746U
Authority
JP
Japan
Prior art keywords
cylinder
connecting rod
cylinder axis
mass body
fixture
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
JP8012889U
Other languages
Japanese (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 JP8012889U priority Critical patent/JPH0320746U/ja
Publication of JPH0320746U publication Critical patent/JPH0320746U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は、本考案の一実施例に係るダイナミツ
クダンパーの縦断面図、第２図は第１図の側面図
、第３図は第１図のダイナミツクダンパーをキヤ
ブに取付けた状態を示す斜視図、第４図はダイナ
ミツクダンパーの制振効果の説明図、第５図は上
記実施例のダイナミツクダンパーをキヤブに取付
けた場合の振動要素の模式図、第６図は第５図の
等価図、第７図は従来の油圧シヨベルの機体の正
面図、第８図は、従来の油圧シヨベルの機体の側
面図、第９図は従来の油圧シヨベル全体の側面図
である。 ４……質量体、５……主ばね、６……ダンパー
筒、７……円板、８……連結ロツド、９……脱着
筒、１０……固定具、１１……副ばね、１２……
油ダンパー、１３……サポート。 Fig. 1 is a longitudinal sectional view of a dynamic damper according to an embodiment of the present invention, Fig. 2 is a side view of Fig. 1, and Fig. 3 shows the dynamic damper of Fig. 1 installed in a cab. FIG. 4 is an explanatory diagram of the damping effect of the dynamic damper, FIG. 5 is a schematic diagram of the vibration element when the dynamic damper of the above embodiment is attached to the cab, and FIG. FIG. 7 is a front view of the body of a conventional hydraulic excavator, FIG. 8 is a side view of the body of a conventional hydraulic excavator, and FIG. 9 is a side view of the entire conventional hydraulic excavator. 4... Mass body, 5... Main spring, 6... Damper tube, 7... Disc, 8... Connection rod, 9... Detachable tube, 10... Fixture, 11... Sub-spring, 12... …
Oil damper, 13...Support.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 両端をコイル状の主バネによつて押圧され筒体
内の筒軸方向に振動可能に収められた質量体と、
同質量体の一端より上記筒軸方向に突設された連
結ロツドと、同連結ロツドの他端と所定の距離を
上記筒軸方向に隔てゝ筒体ないしは筒体と連接す
る支持体に着脱可能に設けられた固定具と、同固
定具と上記連結ロツドの他端とを並列に連結する
副バネ及び油ダンパーとを具備してなることを特
徴とするキヤブ用ダイナミツクダンパー。 a mass body whose both ends are pressed by coiled main springs and housed in a cylinder so that it can vibrate in the direction of the cylinder axis;
A connecting rod protrudes from one end of the same mass body in the direction of the cylinder axis, and is detachable from the cylinder or a support connected to the cylinder at a predetermined distance from the other end of the connecting rod in the cylinder axis direction. 1. A dynamic damper for a cab, characterized in that it comprises a fixture provided on the shaft, and an auxiliary spring and an oil damper that connect the fixture and the other end of the connecting rod in parallel.
JP8012889U 1989-07-10 1989-07-10 Pending JPH0320746U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8012889U JPH0320746U (en) 1989-07-10 1989-07-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8012889U JPH0320746U (en) 1989-07-10 1989-07-10

Publications (1)

Publication Number Publication Date
JPH0320746U true JPH0320746U (en) 1991-02-28

Family

ID=31624907

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8012889U Pending JPH0320746U (en) 1989-07-10 1989-07-10

Country Status (1)

Country Link
JP (1) JPH0320746U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003110260A (en) * 2001-09-28 2003-04-11 Dx Antenna Co Ltd Subrack and subrack head end system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5517778A (en) * 1978-07-26 1980-02-07 Toshiba Corp Vibration-proof system for track
JPS5725543A (en) * 1980-07-18 1982-02-10 Sanwa Tekki Corp Variable vibration damper

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5517778A (en) * 1978-07-26 1980-02-07 Toshiba Corp Vibration-proof system for track
JPS5725543A (en) * 1980-07-18 1982-02-10 Sanwa Tekki Corp Variable vibration damper

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003110260A (en) * 2001-09-28 2003-04-11 Dx Antenna Co Ltd Subrack and subrack head end system
JP4588275B2 (en) * 2001-09-28 2010-11-24 Ｄｘアンテナ株式会社 Subrack headend system

Similar Documents

Publication Publication Date Title
JPH0320746U (en)
JPH01139140U (en)
JPS5852347U (en) Dustproof and waterproof structure of the shock absorber
JPS6095311U (en) strut suspension system
JPH01115031U (en)
JPS62141939U (en)
JPS6111043U (en) Shock absorber for seat suspension
JPS5894927U (en) vehicle shock absorber
JPH048843U (en)
JPH0326846U (en)
JPH0414839U (en)
JPS6111041U (en) Actuator mounting structure of variable damping force type shock absorber
JPH01102535U (en)
JPH032038U (en)
JPH0167183U (en)
JPH0218942U (en)
JPS60142338U (en) Torque fluctuation absorption flywheel
JPH0244137U (en)
JPS6157232U (en)
JPH0414835U (en)
JPS6084497U (en) hydraulic shock absorber
JPS601651U (en) shock absorbing bumper
JPH0251910U (en)
JPH0258187U (en)
JPH0294945U (en)