JPS61135898U - - Google Patents
Info
- Publication number
- JPS61135898U JPS61135898U JP1931385U JP1931385U JPS61135898U JP S61135898 U JPS61135898 U JP S61135898U JP 1931385 U JP1931385 U JP 1931385U JP 1931385 U JP1931385 U JP 1931385U JP S61135898 U JPS61135898 U JP S61135898U
- Authority
- JP
- Japan
- Prior art keywords
- threaded rod
- distance
- type jack
- pantograph type
- links
- 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
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Description
第１図は従来のパンタグラフ式ジヤツキの概略
正面図、第２図はその側面図、第３図は第２図
―線断面図、第４図〜第６図はそれぞれ本考案
の第１〜第３実施例の側面図、第７図、第８図は
第６図の―線断面図および―線断面図、
第９図は従来例と本考案の各実施例との座屈強度
の比較実験結果を示す図である。
１ａ……上方のリンク、１ｂ……下方のリンク
、４……ネジ棒。
Fig. 1 is a schematic front view of a conventional pantograph type jack, Fig. 2 is a side view thereof, Fig. 3 is a sectional view taken along the line of Fig. 2, and Figs. The side view of the third embodiment, FIG. 7, and FIG.
FIG. 9 is a diagram showing the results of a comparative experiment on buckling strength between the conventional example and each embodiment of the present invention. 1a... Upper link, 1b... Lower link, 4... Threaded rod.
Claims (1)
隔をネジ棒によつて調整可能としたパンタグラフ
式ジヤツキにおいて、上記ネジ棒を間にして上方
のリンクおよび下方のリンクの少なくとも一方を
、側方からみて前後面の間隔が漸次変化する等脚
台形状としたことを特徴とするパンタグラフ式ジ
ヤツキ。 In a pantograph type jack in which a plurality of links are connected in a rhombus shape and the distance between the left and right ends can be adjusted using a threaded rod, at least one of the upper link and the lower link is connected laterally with the threaded rod in between. A pantograph type jack characterized by an isosceles trapezoid shape in which the distance between the front and rear surfaces gradually changes when viewed from above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1931385U JPS61135898U (en) | 1985-02-14 | 1985-02-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1931385U JPS61135898U (en) | 1985-02-14 | 1985-02-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61135898U true JPS61135898U (en) | 1986-08-23 |
Family
ID=30508773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1931385U Pending JPS61135898U (en) | 1985-02-14 | 1985-02-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61135898U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5127564U (en) * | 1974-08-20 | 1976-02-28 | ||
| JPS5636697B2 (en) * | 1976-05-31 | 1981-08-26 |
-
1985
- 1985-02-14 JP JP1931385U patent/JPS61135898U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5127564U (en) * | 1974-08-20 | 1976-02-28 | ||
| JPS5636697B2 (en) * | 1976-05-31 | 1981-08-26 |