JPS6164571U

JPS6164571U -

Info

Publication number: JPS6164571U
Application number: JP14962284U
Authority: JP
Priority date: 1984-10-04
Filing date: 1984-10-04
Publication date: 1986-05-01

Description

[Brief explanation of the drawing]

第１図は本考案実施例シート移動バルブの縦断
側面図、第２図はその正面図、第３図はそのカム
の平面図、第４図は第１図のＡＡ線要部断面図、
第５図は本実施例シート移動バルブの全閉位置を
示す第１図のＡＡ線要部断面図、第６図は同じく
バルブのシート戻り位置を示す第１図のＡＡ線要
部断面図、第７図は同じくバルブの全開位置を示
す第１図のＡＡ線要部断面図、第８図は本実施例
シート移動バルブの全閉時のカムの平面図、第９
図は同じくバルブのシート戻り時のカムの平面図
、第１０図は同じくバルブの全開時のカムの平面
図、第１１図は本考案の別のカムフオロアを示す
シート移動バルブの要部縦断側面図、第１２図は
第１１図のＢＢ線断面図、第１３図は本考案の別
のコイルばねを示すボスの要部横断面図である。１：弁箱、２：ステム、３：カム、５：シート
、５ａ：カムフオロア、７，１６：コイルばね、
１０：ボス、４，１３，１４：ピン。 FIG. 1 is a longitudinal sectional side view of a seat moving valve according to an embodiment of the present invention, FIG. 2 is a front view thereof, FIG. 3 is a plan view of the cam, and FIG. 4 is a sectional view of essential parts taken along line AA in FIG.
5 is a sectional view of the main part taken along line AA in FIG. 1 showing the fully closed position of the seat moving valve of this embodiment; FIG. 6 is a sectional view taken along line AA of the main part of FIG. 1 showing the seat return position of the valve; FIG. 7 is a sectional view of the main part taken along the line AA in FIG. 1 showing the fully open position of the valve, FIG. 8 is a plan view of the cam when the seat moving valve of this embodiment is fully closed, and FIG.
10 is a plan view of the cam when the valve is fully opened, and FIG. 11 is a vertical sectional side view of the main parts of a seat-moving valve showing another cam follower of the present invention. , FIG. 12 is a cross-sectional view taken along line BB in FIG. 11, and FIG. 13 is a cross-sectional view of a main part of a boss showing another coil spring of the present invention. 1: Valve box, 2: Stem, 3: Cam, 5: Seat, 5a: Cam follower, 7, 16: Coil spring,
10: Boss, 4, 13, 14: Pin.

Claims

[Claims for Utility Model Registration] (1) A valve body, a stem that opens and closes a flow path by rotating the valve body, a seat that comes into close contact with the valve body to close the flow passage, and a seat that is integrated with the stem. A cam that rotates to
a cam follower integrally provided with the seat and driven by the cam;
A seat moving valve characterized in that the seat is moved so that the valve body does not come into contact with the seat. (2) Play is provided between the valve body and the stem in the direction of rotation of the valve body, and the seat is configured to move prior to rotation of the valve body when the valve body begins to open the flow path. A seat moving valve according to claim 1 of the utility model registration claim.