JPS62102806U - - Google Patents
Info
- Publication number
- JPS62102806U JPS62102806U JP19471385U JP19471385U JPS62102806U JP S62102806 U JPS62102806 U JP S62102806U JP 19471385 U JP19471385 U JP 19471385U JP 19471385 U JP19471385 U JP 19471385U JP S62102806 U JPS62102806 U JP S62102806U
- Authority
- JP
- Japan
- Prior art keywords
- hollow
- flow guide
- utility
- model registration
- engine valve
- 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.)
- Pending
Links
- 239000000110 cooling liquid Substances 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000000630 rising effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Lift Valve (AREA)
Description
第１図は本考案の第１実施例を示す側断面図、
第２図及び第３図は本考案の例の２例を示す要部
の側断面図、第４図は従来構造を示す側断面図、
第５図は従来構造と本考案のものとの温度を比較
した図である。
１……軸部、２……傘部、３，４……中空部、
５……冷却液、８……プラグ、９……流動案内部
、９ａ……外周面、９ｂ……凹部。
FIG. 1 is a side sectional view showing the first embodiment of the present invention;
2 and 3 are side sectional views of main parts showing two examples of the present invention, FIG. 4 is a side sectional view showing a conventional structure,
FIG. 5 is a diagram comparing the temperatures of the conventional structure and that of the present invention. 1...Shaft part, 2...Umbrella part, 3, 4...Hollow part,
5...Cooling liquid, 8...Plug, 9...Flow guide portion, 9a...Outer peripheral surface, 9b...Recess.
Claims (1)
却液を封入したものにおいて、傘部２の傘表側を
形成するプラグ８の中空側内面に、軸心部に向つ
て上昇する傾斜面を外周に有する円錐状の流動案
内部９を形成したことを特徴とする中空エンジン
バルブ。 ２ 実用新案登録請求の範囲第１項記載の流動案
内部９の外周面形状が、下方にわん曲する曲面に
形成されている中空エンジンバルブ。 ３ 実用新案登録請求の範囲第１項記載の流動案
内部９の隆起した中央部に凹部９ｂを形成し、プ
ラグ８の中央部が肉薄に形成されている中空エン
ジンバルブ。[Claims for Utility Model Registration] 1. In a device in which the shaft portion 1 and the umbrella portion 2 are hollow and a cooling liquid is sealed in the hollow portions, on the hollow side inner surface of the plug 8 forming the umbrella front side of the umbrella portion 2, A hollow engine valve characterized by forming a conical flow guide part 9 having an inclined surface rising toward the shaft center on the outer periphery. 2. A hollow engine valve in which the outer peripheral surface of the flow guide portion 9 is formed into a downwardly curved curved surface as set forth in claim 1 of the utility model registration. 3. A hollow engine valve in which a concave portion 9b is formed in the raised central portion of the flow guide portion 9 and the central portion of the plug 8 is formed thinly as described in Claim 1 of the Utility Model Registration Claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19471385U JPS62102806U (en) | 1985-12-18 | 1985-12-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19471385U JPS62102806U (en) | 1985-12-18 | 1985-12-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62102806U true JPS62102806U (en) | 1987-06-30 |
Family
ID=31151935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19471385U Pending JPS62102806U (en) | 1985-12-18 | 1985-12-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62102806U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0476907U (en) * | 1990-11-19 | 1992-07-06 | ||
| WO2014167694A1 (en) * | 2013-04-11 | 2014-10-16 | 日鍛バルブ株式会社 | Hollow poppet valve |
| US11300018B2 (en) | 2018-03-20 | 2022-04-12 | Nittan Valve Co., Ltd. | Hollow exhaust poppet valve |
| US11536167B2 (en) | 2018-11-12 | 2022-12-27 | Nittan Valve Co., Ltd. | Method for manufacturing engine poppet valve |
| US11850690B2 (en) | 2020-03-30 | 2023-12-26 | Nittan Corporation | Method for manufacturing engine poppet valve |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57210112A (en) * | 1981-06-20 | 1982-12-23 | Toyota Motor Corp | Valve for engine of vehicle and method of manufacturing said valve |
| JPS59108813A (en) * | 1982-12-14 | 1984-06-23 | Ishikawajima Harima Heavy Ind Co Ltd | Exhaust valve device of internal-combustion engine |
-
1985
- 1985-12-18 JP JP19471385U patent/JPS62102806U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57210112A (en) * | 1981-06-20 | 1982-12-23 | Toyota Motor Corp | Valve for engine of vehicle and method of manufacturing said valve |
| JPS59108813A (en) * | 1982-12-14 | 1984-06-23 | Ishikawajima Harima Heavy Ind Co Ltd | Exhaust valve device of internal-combustion engine |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0476907U (en) * | 1990-11-19 | 1992-07-06 | ||
| WO2014167694A1 (en) * | 2013-04-11 | 2014-10-16 | 日鍛バルブ株式会社 | Hollow poppet valve |
| EP2985430A4 (en) * | 2013-04-11 | 2016-11-30 | Nittan Valva | Hollow poppet valve |
| JPWO2014167694A1 (en) * | 2013-04-11 | 2017-02-16 | 日鍛バルブ株式会社 | Hollow poppet valve |
| US9920663B2 (en) | 2013-04-11 | 2018-03-20 | Nittan Valve Co., Ltd. | Hollow poppet valve |
| US11300018B2 (en) | 2018-03-20 | 2022-04-12 | Nittan Valve Co., Ltd. | Hollow exhaust poppet valve |
| US11536167B2 (en) | 2018-11-12 | 2022-12-27 | Nittan Valve Co., Ltd. | Method for manufacturing engine poppet valve |
| US11850690B2 (en) | 2020-03-30 | 2023-12-26 | Nittan Corporation | Method for manufacturing engine poppet valve |