JPS59146839U - Spretzder hydraulic two-way pressure switch - Google Patents
Spretzder hydraulic two-way pressure switchInfo
- Publication number
- JPS59146839U JPS59146839U JP4102483U JP4102483U JPS59146839U JP S59146839 U JPS59146839 U JP S59146839U JP 4102483 U JP4102483 U JP 4102483U JP 4102483 U JP4102483 U JP 4102483U JP S59146839 U JPS59146839 U JP S59146839U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic
- pressure switch
- spretzder
- way pressure
- spreader
- 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
- Control And Safety Of Cranes (AREA)
- Switches Operated By Changes In Physical Conditions (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図はクレーンに付帯したスプレッダ−の一般例を
示す概略図、第２因は従来のバランサーを説明するため
の回路図、第３図Ａ、 Ｂ、 Ｃはいずれもバランサー
の動作の説明図、第４図は本考案の一実施例を含むバラ
ンサーの回路図、第５図はバランサー用重力式切換バル
ブの構造を示す断面図、第６図は同バルブの作用の説明
図である。
図中、１はフックユニット、３はスプレッダ−１６は油
圧アクチュユエータ、９は圧油供給装置、１１は重力式
切換バルブ、１２は油圧式２方尚圧力スイツチ、１３は
リレー弁、１４は圧力スイッチ、１５は重力式切換バル
ブ本体、１６．２０はスプール、１９は重り付作動桿、
２１．２２は圧力室を示す。- Figure 1 is a schematic diagram showing a general example of a spreader attached to a crane, the second factor is a circuit diagram to explain a conventional balancer, and Figures A, B, and C are all explanations of the operation of the balancer. 4 is a circuit diagram of a balancer including an embodiment of the present invention, FIG. 5 is a sectional view showing the structure of a gravity type switching valve for a balancer, and FIG. 6 is an explanatory diagram of the operation of the valve. In the figure, 1 is a hook unit, 3 is a spreader, 16 is a hydraulic actuator, 9 is a pressure oil supply device, 11 is a gravity type switching valve, 12 is a hydraulic two-way pressure switch, 13 is a relay valve, and 14 is a pressure switch. , 15 is the gravity type switching valve body, 16.20 is the spool, 19 is the weighted operating rod,
21 and 22 indicate pressure chambers.
Claims (1)
圧油を２つのポートのいずれかより受は入れ、受は入れ
た圧油を１つのポートに導くように構成した切換弁と、
前記１つのポートから供給される圧油を介してオンオフ
作動する電気スイッチとを備えたことを特徴とするスプ
レッダ−の油圧式二方向圧力スイッチ。a switching valve configured to receive pressurized oil supplied from either of two ports in response to the inclination of the spreader in both left and right directions, and to direct the received pressurized oil to one port;
A hydraulic two-way pressure switch for a spreader, comprising: an electric switch that is turned on and off via pressure oil supplied from the one port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4102483U JPS59146839U (en) | 1983-03-22 | 1983-03-22 | Spretzder hydraulic two-way pressure switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4102483U JPS59146839U (en) | 1983-03-22 | 1983-03-22 | Spretzder hydraulic two-way pressure switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59146839U true JPS59146839U (en) | 1984-10-01 |
| JPH0120385Y2 JPH0120385Y2 (en) | 1989-06-16 |
Family
ID=30171625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4102483U Granted JPS59146839U (en) | 1983-03-22 | 1983-03-22 | Spretzder hydraulic two-way pressure switch |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59146839U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016172607A (en) * | 2015-03-16 | 2016-09-29 | 株式会社ダイフク | Article conveyance facility and inspection jig |
-
1983
- 1983-03-22 JP JP4102483U patent/JPS59146839U/en active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016172607A (en) * | 2015-03-16 | 2016-09-29 | 株式会社ダイフク | Article conveyance facility and inspection jig |
| US10242898B2 (en) | 2015-03-16 | 2019-03-26 | Daifuku Co., Ltd. | Article transport facility and inspection unit |
| TWI687365B (en) * | 2015-03-16 | 2020-03-11 | 日商大福股份有限公司 | Article transport facility and inspection unit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0120385Y2 (en) | 1989-06-16 |
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