JPS645964U - - Google Patents
Info
- Publication number
- JPS645964U JPS645964U JP9921887U JP9921887U JPS645964U JP S645964 U JPS645964 U JP S645964U JP 9921887 U JP9921887 U JP 9921887U JP 9921887 U JP9921887 U JP 9921887U JP S645964 U JPS645964 U JP S645964U
- Authority
- JP
- Japan
- Prior art keywords
- spherical
- operating lever
- block
- concave hole
- concave
- 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
Links
- 239000002184 metal Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 2
Landscapes
- Operation Control Of Excavators (AREA)
- Arrangement Or Mounting Of Control Devices For Change-Speed Gearing (AREA)
- Mechanical Control Devices (AREA)
Description
第１図および第２図はこの考案にかかる操作レ
バー装置の要部断面図、第３図は従来技術操作レ
バー装置の要部断面図である。
１，１′……操作レバー装置、２，２′……操
作レバ、３，３′……ブロツク、８，８′……ブ
ーツ、９，９′……操作台、１０……床板、１１
…球面形状部、１２……球面凹部穴、１３……頂
上球面部、１４……支持金具、１６……凹面部穴
、１７……球面受用プレート部材、１８……凹面
部。
1 and 2 are sectional views of the main parts of the operating lever device according to this invention, and FIG. 3 is a sectional view of the main parts of the conventional operating lever device. 1, 1'... Operating lever device, 2, 2'... Operating lever, 3, 3'... Block, 8, 8'... Boots, 9, 9'... Operating table, 10... Floor plate, 11
... Spherical shaped part, 12... Spherical concave hole, 13... Top spherical part, 14... Support metal fitting, 16... Concave part hole, 17... Spherical receiving plate member, 18... Concave part.
Claims (1)
とにより、上記運転室外に設けられた方向切換弁
を切換操作する建設機械の操作レバー装置におい
て、操作レバー下端部のブロツク上面を球面形状
に形成し、その球面形状部の球面中心を操作レバ
ーの回動中心と合致させて設定し、また、上記ブ
ロツクの下面側に球面凹部穴を穿設して、その球
面凹部穴の凹部球面中心を操作レバーの回動中心
と合致させ、また、上記ブロツクの下側に頂上球
面部を有する支持金具を操作台内部のステーに立
設し、上記頂上球面部にブロツク下面側の球面凹
部穴を密着摺動自在に嵌着し、一方、操作台上面
に凹面部穴を有する球面受用プレート部材を固定
して取付け、上記凹面部穴の凹面部と、操作レバ
ー下端部ブロツクの球面形状部とを密着当接可能
に構成したことを特徴とする建設機械の操作レバ
ー装置。 In an operating lever device for construction machinery that switches a directional control valve provided outside the operator's cab by rotating an operating lever provided inside the operator's cab, the upper surface of the block at the lower end of the operating lever is formed into a spherical shape. , set the spherical center of the spherical shaped part to match the center of rotation of the operating lever, and also drill a spherical concave hole on the bottom side of the block, and align the spherical center of the concave surface of the spherical concave hole with the operating lever. A supporting metal fitting having a spherical top part on the underside of the block is set upright inside the operation console, and the spherical concave hole on the bottom side of the block is closely slid into the spherical top part. On the other hand, a spherical receiving plate member having a concave hole is fixedly attached to the top surface of the operation console, and the concave portion of the concave hole and the spherical portion of the lower end block of the operation lever are brought into close contact. An operating lever device for construction machinery, characterized in that it is configured to enable
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9921887U JPS645964U (en) | 1987-06-26 | 1987-06-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9921887U JPS645964U (en) | 1987-06-26 | 1987-06-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS645964U true JPS645964U (en) | 1989-01-13 |
Family
ID=31326172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9921887U Pending JPS645964U (en) | 1987-06-26 | 1987-06-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS645964U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111994798A (en) * | 2020-08-13 | 2020-11-27 | 曹妃甸港集团股份有限公司 | Crane control system |
-
1987
- 1987-06-26 JP JP9921887U patent/JPS645964U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111994798A (en) * | 2020-08-13 | 2020-11-27 | 曹妃甸港集团股份有限公司 | Crane control system |
| CN111994798B (en) * | 2020-08-13 | 2023-02-28 | 曹妃甸港集团股份有限公司 | Crane control system |