JPS6156390U

JPS6156390U -

Info

Publication number: JPS6156390U
Application number: JP14134984U
Authority: JP
Priority date: 1984-09-18
Filing date: 1984-09-18
Publication date: 1986-04-15

Description

[Brief explanation of drawings]

第１図は本考案の装置の一実施例の説明図、第
２図は第１図における装置の油圧回路の説明図、
第３図は従来の旋回制御油圧回路の説明図である
。１は油圧モータ、２はコントロールバルブ、５
はブレーキバルブ、６は緩衝弁、７，８は油路、
９はシヨツクレス弁、１０は電磁弁、１１は操作
レバー、１３はコントロールスイツチを示す。 FIG. 1 is an explanatory diagram of one embodiment of the device of the present invention, FIG. 2 is an explanatory diagram of the hydraulic circuit of the device in FIG. 1,
FIG. 3 is an explanatory diagram of a conventional swing control hydraulic circuit. 1 is a hydraulic motor, 2 is a control valve, 5
is a brake valve, 6 is a buffer valve, 7 and 8 are oil passages,
9 is a shock valve, 10 is a solenoid valve, 11 is an operating lever, and 13 is a control switch.

補正昭６０．４．２３図面の簡単な説明を次のように補正する。明細書第６頁第１４行における「図、第３図は
従」を「図、第３図は本考案の装置の他の実施例
の説明図、第４図は第３図における装置の油圧回
路の説明図、第５図は従」と補正する。第６頁第１８行乃至同頁第１９行における「９
は………を示す。」を「９，９′はシヨツクレス
弁、１０，１０′は電磁弁、１１は操作レバー、
１３，１４はコントロールスイツチを示す。」と
補正する。Amendment April 23, 1980 The brief description of the drawing is amended as follows. In the 14th line of page 6 of the specification, "Figure, Figure 3 is an explanatory diagram of another embodiment of the device of the present invention," and Figure 4 is an illustration of the hydraulic pressure of the device in Figure 3. The explanatory diagram of the circuit, FIG. 5, is corrected as follows. "9" in page 6, line 18 to line 19 of the same page.
indicates... "9, 9' are shock valves, 10, 10' are solenoid valves, 11 is an operating lever,
13 and 14 indicate control switches. ” he corrected.

Claims

[Scope of utility model registration request]

A shockless valve is provided in the brake valve section of the swing control hydraulic circuit so that it can be opened and closed electromagnetically, a control switch is provided at the top of the operating lever, and the control switch and the electromagnetic valve for opening and closing the shockless valve are configured to be interlocked. Features: Swing control device for construction machinery, etc.