JPH02149611U - - Google Patents
Info
- Publication number
- JPH02149611U JPH02149611U JP5925389U JP5925389U JPH02149611U JP H02149611 U JPH02149611 U JP H02149611U JP 5925389 U JP5925389 U JP 5925389U JP 5925389 U JP5925389 U JP 5925389U JP H02149611 U JPH02149611 U JP H02149611U
- Authority
- JP
- Japan
- Prior art keywords
- rotational position
- arm
- shafts
- shaft
- elevating mechanism
- 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
- 230000003028 elevating effect Effects 0.000 claims 2
Landscapes
- Load-Engaging Elements For Cranes (AREA)
- Transmission Devices (AREA)
Description
第１，２図は昇降時の状態をもつて示した本考
案の一実施例を示す装置の側面図、第３図ａ，ｂ
は各動作状態をもつて示した本考案の他の実施例
を示す要部の側面図である。
３……支持レバー、９……アーム、１０，１２
……歯車、１３……操作レバー、１６……蓋、２
０，２２……欠歯歯車。
Figures 1 and 2 are side views of an apparatus according to an embodiment of the present invention shown in its lifting and lowering states; Figures 3a and b;
FIG. 2 is a side view of main parts of another embodiment of the present invention shown in various operating states; 3... Support lever, 9... Arm, 10, 12
... Gear, 13 ... Operation lever, 16 ... Lid, 2
0,22... Gear with missing teeth.
Claims (1)
ームの枢支端側下方に２本の軸を配設して、第１
の軸に上記支持アームの枢支端側下辺と当接して
上向きに押圧するアームを取付けるとともに、上
記第１の軸と歯車を介して結合する第２の軸に操
作レバーを取付け、該操作レバーの操作により上
記アームを低位の回動位置と垂線を若干越えた他
方の回動位置との間で回動させるようにしたこと
を特徴とする昇降機構。 (2) 上記第１，２の軸端に互いに噛合う欠歯歯
車を取付けるとともに、該欠歯歯車によつて上記
アームを低位の回動位置と垂線を若干越えた他方
の回動位置間で回動を規制するようにした請求項
１記載の昇降機構。[Claims for Utility Model Registration] (1) Two shafts are arranged below the pivot end side of a swingable support arm that supports a heavy object at the tip.
An arm that contacts the lower side of the pivot end of the support arm and presses it upward is attached to the shaft, and an operating lever is attached to the second shaft connected to the first shaft via a gear, and the operating lever An elevating mechanism characterized in that the arm is rotated between a lower rotational position and the other rotational position slightly beyond the perpendicular line by the operation. (2) Attach partially toothed gears that mesh with each other to the ends of the first and second shafts, and use the partially toothed gears to move the arm between the lower rotational position and the other rotational position slightly beyond the perpendicular line. The elevating mechanism according to claim 1, wherein rotation is restricted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5925389U JPH0752084Y2 (en) | 1989-05-22 | 1989-05-22 | Lifting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5925389U JPH0752084Y2 (en) | 1989-05-22 | 1989-05-22 | Lifting mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02149611U true JPH02149611U (en) | 1990-12-20 |
| JPH0752084Y2 JPH0752084Y2 (en) | 1995-11-29 |
Family
ID=31585587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5925389U Expired - Lifetime JPH0752084Y2 (en) | 1989-05-22 | 1989-05-22 | Lifting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0752084Y2 (en) |
-
1989
- 1989-05-22 JP JP5925389U patent/JPH0752084Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0752084Y2 (en) | 1995-11-29 |
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