JPH0426257U - - Google Patents
Info
- Publication number
- JPH0426257U JPH0426257U JP6679290U JP6679290U JPH0426257U JP H0426257 U JPH0426257 U JP H0426257U JP 6679290 U JP6679290 U JP 6679290U JP 6679290 U JP6679290 U JP 6679290U JP H0426257 U JPH0426257 U JP H0426257U
- Authority
- JP
- Japan
- Prior art keywords
- mass body
- cab
- shaft
- view
- elastic
- 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
Links
- 238000013016 damping Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Component Parts Of Construction Machinery (AREA)
- Body Structure For Vehicles (AREA)
Description
第１図は本考案の第１実施例に係るダイナミツ
クダンパの図でＡは正面図、Ｂは側面図、第２図
は上記第１実施例の弾性振動体部分の図でＡは正
面図（但し一部断面で示す）、Ｂは側面図、第３
図は上記第１実施例の支持台の図でＡは正面図、
Ｂは側面図、第４図は上記第１実施例をキヤブに
取り付けた状態を示す斜視図、第５図は本考案の
第２実施例をキヤブに取り付けた状態を示す斜視
図、第６図は上記実施例のダイナミツクダンパを
装備した場合と、しない場合（従来例と同様）の
キヤブの振動特性図、第７図は従来例の油圧シヨ
ベルの機体部を前方から見た図、第８図は従来例
の油圧シヨベルの機体部を側方から見た図、第９
図は従来の油圧シヨベルの全体の側面図である。
４……支持台、５……シヤフト、６……質量体
、７……高減衰ゴム材、８……スプラインブツシ
ユ、９……ゴム受け、１０……サポート、１１，
１２……ナツト、１３……押え具、１４……ボル
ト、１５……受け台、１６……軸受ブロツク、１
７……バンド。
Fig. 1 is a diagram of a dynamic damper according to the first embodiment of the present invention, A is a front view, B is a side view, and Fig. 2 is a diagram of the elastic vibrating body portion of the first embodiment, A is a front view. (Partially shown in cross section), B is a side view, 3rd
The figure is a diagram of the support base of the first embodiment, and A is a front view;
B is a side view, FIG. 4 is a perspective view showing the first embodiment attached to the cab, FIG. 5 is a perspective view showing the second embodiment of the present invention attached to the cab, and FIG. 6 Figure 7 is a vibration characteristic diagram of the cab with and without the dynamic damper of the above embodiment (same as the conventional example), Figure 7 is a diagram of the body of the conventional hydraulic excavator seen from the front, and Figure 8 The figure is a side view of the body of a conventional hydraulic excavator.
The figure is an overall side view of a conventional hydraulic excavator. 4...Support stand, 5...Shaft, 6...Mass body, 7...High damping rubber material, 8...Spline bush, 9...Rubber receiver, 10...Support, 11,
12... Nut, 13... Holder, 14... Bolt, 15... Rest, 16... Bearing block, 1
7...Band.
Claims (1)
量体と、同質量体の応動方向の両側に当接する高
減衰ゴム材よりなる弾性体と、上記質量体と弾性
体とを応動方向に遊合状に貫通すると共にその両
端をキヤブ側に固定可能なシヤフトと、同シヤフ
トに設けられたネジに螺合すると共にねじ回転に
よつて上記質量体と両弾性体とを緩緊可能に押圧
するナツト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。 A mass body provided to be able to respond to the vibrations of the cab, an elastic body made of a high-damping rubber material that abuts both sides of the same mass body in the response direction, and the mass body and the elastic body are loosely coupled in the response direction. a shaft that passes through the shaft in a shape and can be fixed at both ends to the cab side, and a nut that is screwed into a screw provided on the shaft and presses the mass body and both elastic bodies in a loosening and tightening manner by rotating the screw. A dynamic damper for a cab, characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6679290U JPH0721643Y2 (en) | 1990-06-26 | 1990-06-26 | Dynamic damper for cab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6679290U JPH0721643Y2 (en) | 1990-06-26 | 1990-06-26 | Dynamic damper for cab |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0426257U true JPH0426257U (en) | 1992-03-02 |
| JPH0721643Y2 JPH0721643Y2 (en) | 1995-05-17 |
Family
ID=31599808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6679290U Expired - Lifetime JPH0721643Y2 (en) | 1990-06-26 | 1990-06-26 | Dynamic damper for cab |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0721643Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013211510A (en) * | 2012-02-27 | 2013-10-10 | Tokkyokiki Corp | Earthquake reduction device for transformer and method of fitting earthquake reduction device for transformer |
-
1990
- 1990-06-26 JP JP6679290U patent/JPH0721643Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013211510A (en) * | 2012-02-27 | 2013-10-10 | Tokkyokiki Corp | Earthquake reduction device for transformer and method of fitting earthquake reduction device for transformer |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0721643Y2 (en) | 1995-05-17 |
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