JPH0169979U - - Google Patents
Info
- Publication number
- JPH0169979U JPH0169979U JP1987163640U JP16364087U JPH0169979U JP H0169979 U JPH0169979 U JP H0169979U JP 1987163640 U JP1987163640 U JP 1987163640U JP 16364087 U JP16364087 U JP 16364087U JP H0169979 U JPH0169979 U JP H0169979U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- lower case
- main body
- seal portion
- slit
- 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
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
Landscapes
- Safety Valves (AREA)
Description
第１図はこの考案に係る二方向弁の一実施例の
側面断面図、第２図はそれに用いられるスリツト
の各種変形図であつてイ，ロ，ハは断面図、イ′
，ロ′，ハ′は底面図、第３図はバルブの膨潤に
対する有効径変化量を説明する説明図、第４図は
更に他の実施例の側面断面図、第５図はその−
断面図、第６図は従来の二方向弁の側面断面図
である。
１……本体、２……上部ケース、３……下部ケ
ース、４，７……ポート、５……スプリング、８
……バルブ、９……シール部、１０……薄肉部、
１１……スリツト。
Fig. 1 is a side cross-sectional view of an embodiment of the two-way valve according to this invention, and Fig. 2 is a diagram showing various modifications of the slit used therein.
, B', and C' are a bottom view, FIG. 3 is an explanatory diagram illustrating the amount of effective diameter change due to swelling of the valve, FIG. 4 is a side sectional view of still another embodiment, and FIG. 5 is its -
6 is a side sectional view of a conventional two-way valve. 1...Body, 2...Upper case, 3...Lower case, 4, 7...Port, 5...Spring, 8
...Valve, 9...Seal part, 10...Thin wall part,
11...Slit.
補正 昭６３．２．２４
図面の簡単な説明を次のように補正する。
明細書の第１０頁２行目から次行の「イ，ロ，
ハは断面図、イ′，ロ′，ハ′は」を「イ−１，
ロ−１，ハ−１は断面図、イ−２，ロ−２，ハ−
２は」に補正する。Amendment February 24, 1983 The brief description of the drawing is amended as follows. From the second line on page 10 of the specification to the next line “A, B,
C is a cross-sectional view, A', B', C' are 'I-1,
Ro-1, Ha-1 are cross-sectional views, E-2, Ro-2, Ha-1 are cross-sectional views.
2 is corrected to ``.
Claims (1)
ースとからなる本体と、この本体内で下部ケース
のシール部にスプリングにより当接されるバルブ
を設けた二方向弁において、前記バルブの先端中
央部付近にスリツトを形成し、少なくとも該スリ
ツト形成部付近のバルブ肉厚を薄くした弾性を有
する球形弁とし、前記下部ケースのシール部を上
方へ末広がりの裁頭円錐状としたことを特徴とす
る二方向弁。 A two-way valve is provided with a main body consisting of an upper case and a lower case each having a port, and a valve abutted by a spring on a seal portion of the lower case within the main body, and a slit is provided near the center of the tip of the valve. A two-way valve, characterized in that the valve is formed into an elastic spherical valve with a thinner valve wall thickness at least near the slit forming portion, and the seal portion of the lower case has a truncated conical shape that widens upward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987163640U JPH0639182Y2 (en) | 1987-10-28 | 1987-10-28 | Two-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987163640U JPH0639182Y2 (en) | 1987-10-28 | 1987-10-28 | Two-way valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0169979U true JPH0169979U (en) | 1989-05-10 |
| JPH0639182Y2 JPH0639182Y2 (en) | 1994-10-12 |
Family
ID=31448542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987163640U Expired - Lifetime JPH0639182Y2 (en) | 1987-10-28 | 1987-10-28 | Two-way valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0639182Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010134394A1 (en) * | 2009-05-20 | 2010-11-25 | 株式会社マキタ | Powered tool |
| US8495819B2 (en) | 2009-05-20 | 2013-07-30 | Makita Corporation | Chain saw |
-
1987
- 1987-10-28 JP JP1987163640U patent/JPH0639182Y2/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010134394A1 (en) * | 2009-05-20 | 2010-11-25 | 株式会社マキタ | Powered tool |
| JP2010269394A (en) * | 2009-05-20 | 2010-12-02 | Makita Corp | Power tool |
| US8495819B2 (en) | 2009-05-20 | 2013-07-30 | Makita Corporation | Chain saw |
| US8672162B2 (en) | 2009-05-20 | 2014-03-18 | Makita Corporation | Power tool including a reservoir and a cap attached to the opening of the reservoir |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0639182Y2 (en) | 1994-10-12 |