JPS62194978U

JPS62194978U -

Info

Publication number: JPS62194978U
Application number: JP8330286U
Authority: JP
Priority date: 1986-05-31
Filing date: 1986-05-31
Publication date: 1987-12-11
Also published as: JPH0351569Y2

Description

[Brief explanation of drawings]

第１図―ａは本考案の第１の構成に記載のワツ
シヤを使用したチユーブバルブを示す半縦断側面
図、第１図―ｂは前記のワツシヤの平面図、第１
図―ｃは別の実施例のワツシヤの平面図、第２図
―ａは本考案の第１に記載の別のワツシヤを使用
したチユーブバルブを示す半縦断側面図、第２図
―ｂは前記のワツシヤの平面図、第２図―ｃは前
記のワツシヤの側面図、第３図―ａは本考案の第
２の構成に記載のワツシヤ付ナツトを使用したチ
ユーブバルブを示す半縦断側面図、第３図―ｂは
ワツシヤ付ナツトの縦断面図、第３図―ｃはワツ
シヤ付ナツトの平面図、第４図は従来のチユーブ
バルブを示す半縦断側面図。３……バルブスパツド、９……バルブステム、
８……突起、１４……穴、１５……ワツシヤ、１
６……ナツト、１７……弾性体チユーブフラツプ
、２０……ワツシヤ付ナツト。 FIG. 1-a is a semi-longitudinal side view showing a tube valve using the washer according to the first configuration of the present invention, FIG. 1-b is a plan view of the washer described above, and FIG.
Figure 2-c is a plan view of another washer according to another embodiment, Figure 2-a is a semi-vertical side view showing a tube valve using another washer according to the first aspect of the present invention, and Figure 2-b is the FIG. 2-c is a side view of the washer; FIG. 3-a is a semi-vertical side view showing a tube valve using the washer-equipped nut according to the second configuration of the present invention; FIG. 3-b is a longitudinal cross-sectional view of a nut with a washer, FIG. 3-c is a plan view of the nut with a washer, and FIG. 4 is a semi-vertical side view of a conventional tube valve. 3... Valve spud, 9... Valve stem,
8... Protrusion, 14... Hole, 15... Washer, 1
6... Nut, 17... Elastic tube flap, 20... Nut with washer.

Claims

[Scope of Claim for Utility Model Registration] (1) A valve spud 3 having a through hole 4 in the center, a thread 5 on the outer periphery, and a large diameter flange 1 at the bottom embedded in the base rubber 2;
It has a body part 7 with an air passage hole 6 in the center that can be inserted into the center through hole 4 of the valve spud, and a shoulder part 8 with a diameter larger than the through hole 4 of the valve spud. At least one packing 10 that is sandwiched between and seals with the through hole 4
Insert the valve stem 9 fitted into the groove 10, and tighten the nut 16 onto the male thread 5 of the valve spud 3.
In a rotatable tube valve with a valve stem configured to tighten, a washer 1 having an outer diameter larger than the valve hole 18 of the tube flap 17 is disposed between the upper surface of the base rubber 2 and the lower surface of the elastic tube flap 17.
The tube valve is characterized in that the nut 16 and the washer 15 rotate integrally when the nut 16 is placed so as to sandwich the nut 16 into the valve spud 3. (2) Shaped so that when the nut 16 is tightened and the hole 14 of the washer 15 engages with the lower end of the hexagonal nut, the washer and nut can rotate together by the linear part of the nut. The tube valve according to claim 1 of the utility model registration claim. (3) At least one plate-like protrusion 13 is provided around the hole 14 of the washer 15, and the protrusion 13 and the outer circumferential wall of the nut come into contact with each other. tube valve. (4) The tube valve according to claim 1, wherein the washer 15 has an outer diameter larger than the valve hole 18 of the tube flap 17 and is integrally fixed to the nut 16.