JPS61119675U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の第１実施例を示す空気弁の縦
断面図、第２図は同じく要部の縦断面図、第３図
は第２実施例を示すダイヤフラムの要部の縦断面
図、第４図は第３実施例を示すダイヤフラムの要
部の縦断面図、第５図は第４実施例を示すダイヤ
フラムの要部の縦断面図、第６図は第５実施例を
示すダイヤフラムの要部の縦断面図、第７図は第
６実施例を示すダイヤフラムの要部の縦断面図、
第８図は第７実施例を示す空気弁の要部の縦断面
図、第９図は第８実施例を示すダイヤフラムの要
部の縦断面図、第１０図は第９実施例を示す空気
弁の要部の縦断面図、第１１図は第１０実施例を
示すダイヤフラムの要部の縦断面図、第１２図は
第１１実施例を示すダイヤフラムの要部の縦断面
図、第１３図は従来の一例を示す空気弁の縦断面
図、第１４図は同じく要部の縦断面図である。 １２はダイヤフラム、１２ａはダイヤフラムの
係止突部。 Fig. 1 is a longitudinal cross-sectional view of an air valve showing the first embodiment of the present invention, Fig. 2 is a longitudinal cross-sectional view of the main parts thereof, and Fig. 3 is a longitudinal cross-sectional view of the main parts of the diaphragm showing the second embodiment. , FIG. 4 is a vertical sectional view of the main part of a diaphragm showing the third embodiment, FIG. 5 is a longitudinal sectional view of the main part of the diaphragm showing the fourth embodiment, and FIG. 6 is a diaphragm showing the fifth embodiment. FIG. 7 is a vertical cross-sectional view of the main part of the diaphragm showing the sixth embodiment;
FIG. 8 is a longitudinal sectional view of the main part of the air valve showing the seventh embodiment, FIG. 9 is a longitudinal sectional view of the main part of the diaphragm showing the eighth embodiment, and FIG. 10 is the air valve showing the ninth embodiment. 11 is a longitudinal sectional view of the essential parts of the diaphragm showing the 10th embodiment; FIG. 12 is a longitudinal sectional view of the essential parts of the diaphragm showing the 11th embodiment; FIG. 13 14 is a vertical cross-sectional view of an air valve showing an example of the conventional air valve, and FIG. 14 is a vertical cross-sectional view of the main part thereof. 12 is a diaphragm, and 12a is a locking protrusion of the diaphragm.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 固定部材と締め付け部材とにより、その周縁が
挾持固定された円板状のダイヤフラム１２を有す
る弁に於いて、前記ダイヤフラム１２の周縁部に
係止突部１２ａを形成し、該係止突部１２ａとそ
の近傍部を固定部材及び締め付け部材で挾持固定
したことを特徴とする弁。 In a valve having a disc-shaped diaphragm 12 whose peripheral edge is clamped and fixed by a fixing member and a tightening member, a locking protrusion 12a is formed on the peripheral edge of the diaphragm 12, and the locking protrusion 12a A valve characterized in that a portion thereof and its vicinity are clamped and fixed by a fixing member and a tightening member.