JPS59121276U - trolley - Google Patents
trolleyInfo
- Publication number
- JPS59121276U JPS59121276U JP1602483U JP1602483U JPS59121276U JP S59121276 U JPS59121276 U JP S59121276U JP 1602483 U JP1602483 U JP 1602483U JP 1602483 U JP1602483 U JP 1602483U JP S59121276 U JPS59121276 U JP S59121276U
- Authority
- JP
- Japan
- Prior art keywords
- pressure oil
- lifting cylinder
- check valve
- plunger pump
- cylinder
- 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
Landscapes
- Handcart (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のリフト機構付台車の側面図、第２図は第
１図の平面図、第３図は従来のリフト機構付台車の機構
説明図、第４図は本考案の一実施例で、自動リフト機構
付台車の機構説明図、第５図は本考案の自動リフト機構
付台車の側面図、第６図は第５図の平面図、第７図は第
５図、第６図に配置された２組の自動リフト用シリンダ
の圧油系統の説明図、第８図乃至第１０図は本考案の作
動状態を示したもので、第６図のＡ−Ａ断面図である。
１・・・荷物のせ台、２・・・昇降シリンダ、３・・・
プランジャポンプ、４・・・ハンドル、１０・・・逆止
弁、１１・・・出口逆止弁、１２・・・台車降下弁、１
３・・・入口逆止弁、１４・・・リセット弁、１５・・
・自動リフト用シリンダ、１６・・・連絡管、２１・・
・連通管。Fig. 1 is a side view of a conventional cart with a lift mechanism, Fig. 2 is a plan view of Fig. 1, Fig. 3 is an explanatory diagram of the mechanism of a conventional cart with a lift mechanism, and Fig. 4 is an embodiment of the present invention. 5 is a side view of the vehicle with automatic lift mechanism of the present invention, FIG. 6 is a plan view of FIG. 5, and FIG. 7 is a diagram of FIG. 5 and FIG. 6. FIGS. 8 to 10 are explanatory diagrams of the pressure oil systems of two sets of automatic lift cylinders arranged in the same place, and are sectional views taken along the line A-A in FIG. 6, showing the operating state of the present invention. 1... Luggage platform, 2... Lifting cylinder, 3...
Plunger pump, 4... Handle, 10... Check valve, 11... Outlet check valve, 12... Truck lowering valve, 1
3... Inlet check valve, 14... Reset valve, 15...
・Automatic lift cylinder, 16...Connection pipe, 21...
・Communication pipe.
Claims (1)
に作動圧油を供給するプランジャポンプと、このプラン
ジャポンプから吐出する圧油を昇降シリンダに印加し、
この圧油の逆流を防止する逆止弁と、前記プランジャポ
ンプを手動で作動させる昇降操作及び押引操作用ハンド
ルと、昇降シリンダへ印加した圧油を解放する台車降下
弁とを備えた台車において、積載する荷物の重量により
作動圧油が発生する自動リフト用シリンダと、この自動
リフト用シリンダで発生した圧油を昇降シリンダの下側
の部屋へ印加する連絡管と、この連絡管の途中に設けら
れた圧油の逆流を防止する入口逆止弁と、この人口逆止
弁手前の連絡管より分岐し昇降シリンダの上側の部屋と
連通ずる連通管と、この連通管の途中に設けられたリセ
ット弁とを備えたことを特徴とする自動リフト機構付台
車。 Ω[Scope of Claim for Utility Model Registration] A lifting cylinder that raises a luggage platform, a plunger pump that supplies operating pressure oil to the lifting cylinder, and a pressure oil discharged from the plunger pump that applies pressure oil to the lifting cylinder,
In a trolley equipped with a check valve that prevents backflow of the pressure oil, a handle for lifting/lowering operation and push/pull operation for manually operating the plunger pump, and a truck lowering valve for releasing the pressure oil applied to the lifting cylinder. , an automatic lift cylinder that generates hydraulic oil depending on the weight of the loaded cargo, a connecting pipe that applies the pressurized oil generated by this automatic lift cylinder to the lower chamber of the lifting cylinder, and an intermediate part of this connecting pipe. There is an inlet check valve that prevents the backflow of pressure oil provided, a communication pipe that branches from the communication pipe in front of this artificial check valve and communicates with the upper chamber of the lifting cylinder, and an inlet check valve that is provided in the middle of this communication pipe. A dolly with an automatic lift mechanism characterized by being equipped with a reset valve. Ω
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1602483U JPS59121276U (en) | 1983-02-05 | 1983-02-05 | trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1602483U JPS59121276U (en) | 1983-02-05 | 1983-02-05 | trolley |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59121276U true JPS59121276U (en) | 1984-08-15 |
| JPH0137967Y2 JPH0137967Y2 (en) | 1989-11-15 |
Family
ID=30147327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1602483U Granted JPS59121276U (en) | 1983-02-05 | 1983-02-05 | trolley |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59121276U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62156079U (en) * | 1986-03-27 | 1987-10-03 | ||
| JPS63134871U (en) * | 1987-02-26 | 1988-09-05 | ||
| JP2000118407A (en) * | 1998-10-08 | 2000-04-25 | Kunihiro Michihashi | Carriage and travel assisting device for carriage |
-
1983
- 1983-02-05 JP JP1602483U patent/JPS59121276U/en active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62156079U (en) * | 1986-03-27 | 1987-10-03 | ||
| JPS63134871U (en) * | 1987-02-26 | 1988-09-05 | ||
| JP2000118407A (en) * | 1998-10-08 | 2000-04-25 | Kunihiro Michihashi | Carriage and travel assisting device for carriage |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0137967Y2 (en) | 1989-11-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2837312A (en) | Automatic jack | |
| US4589669A (en) | Pallet truck with hydraulic lift | |
| US2475443A (en) | Semitrailer with body elevating and lowering means | |
| US3002760A (en) | Trailer lift | |
| US4318550A (en) | Hydropneumatic system | |
| US4497501A (en) | Pallet truck with hydraulic lift | |
| JPH01147394U (en) | ||
| US4567911A (en) | Cartridge type directional control valve | |
| JPS59121276U (en) | trolley | |
| US4596378A (en) | Hydraulic four-wheel jack | |
| US2034544A (en) | Dumping body hoist | |
| USRE20812E (en) | Dumping body hoist | |
| JPS5972135U (en) | Automatic refueling device for dump trucks | |
| CN2424174Y (en) | Semi-trailing platform trailer | |
| JPS6142343U (en) | Dump truck lifting device | |
| JPS60125274U (en) | Stair-climbing transport vehicle | |
| JPS63161998U (en) | ||
| JPS6128799U (en) | Forklift hydraulic system | |
| JPH03110943U (en) | ||
| FR2413316A1 (en) | Jack for raising upper deck of car transporter - has hydraulically operated safety catches which are spring loaded to hold deck in absence of pressure | |
| JPS61185791U (en) | ||
| CN107794876A (en) | Multifunctional assembled urban construction sanitation cart | |
| JPS59122942U (en) | Vehicle rear tilt vehicle | |
| JPS5898282U (en) | tail cap type car | |
| JPH0434163U (en) |