JPH01173305U - - Google Patents
Info
- Publication number
- JPH01173305U JPH01173305U JP6439988U JP6439988U JPH01173305U JP H01173305 U JPH01173305 U JP H01173305U JP 6439988 U JP6439988 U JP 6439988U JP 6439988 U JP6439988 U JP 6439988U JP H01173305 U JPH01173305 U JP H01173305U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- hollow
- valve stem
- stem
- refrigerant
- 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
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 3
- 229910052708 sodium Inorganic materials 0.000 claims description 3
- 239000011734 sodium Substances 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims 2
- 239000003507 refrigerant Substances 0.000 claims 2
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
Description
第１図ａは本考案の第１実施例を示すらせん状
中空弁の断面図、第１図ｂは第２実施例を示すら
せん状中空弁の部分断面図、第２図は第１、第２
実施例の外観正面図、第３図は第３実施例を示す
らせん状中空弁の一部断面部分斜視図、第４図、
第５図はそれぞれ従来例による円筒状中空弁の断
面図を示す。
１……バルブ傘部、２……バルブステム部、３
……バルブステム内体、４……バルブステム外体
、５……らせん状溝、６……空洞室、１０……弁
本体、３０……金属ナトリウム。
FIG. 1a is a sectional view of a spiral hollow valve showing a first embodiment of the present invention, FIG. 1b is a partial sectional view of a spiral hollow valve showing a second embodiment, and FIG. 2
FIG. 3 is a partially cross-sectional partial perspective view of a spiral hollow valve showing the third embodiment; FIG. 4 is a front view of the external appearance of the embodiment;
FIG. 5 each shows a sectional view of a conventional cylindrical hollow valve. 1...Valve head part, 2...Valve stem part, 3
...Valve stem inner body, 4...Valve stem outer body, 5...Spiral groove, 6...Cavity chamber, 10...Valve body, 30...Metal sodium.
Claims (1)
る中空部を形成し、その中空部に冷媒として金属
ナトリウムを封入してなる内燃機関用中空弁にお
いて、 溝を周設した棒状のバルブステム内体と、前記
バルブステム内体と嵌合溶着してバルブステム部
を形成している薄肉円筒状のバルブステム外体と
、内部に空洞室を有し前記バルブステム内体及び
外体と溶着して弁本体を形成しているバルブ傘部
と、前記溝と前記空洞室とを連通してなる弁本体
の中空部と、該中空部内に冷媒として封入された
金属ナトリウムとよりなることを特徴とする内燃
機関用中空弁。[Scope of Claim for Utility Model Registration] A hollow valve for an internal combustion engine in which a hollow part is formed inside the valve body that extends from the cap part to the stem part, and metallic sodium is filled as a refrigerant in the hollow part. a rod-shaped valve stem inner body, a thin cylindrical valve stem outer body that is fitted and welded to the valve stem inner body to form a valve stem portion, and a valve stem outer body having a hollow chamber therein. A valve head part that is welded to the body and the outer body to form a valve body, a hollow part of the valve body that communicates the groove with the hollow chamber, and metallic sodium sealed as a refrigerant in the hollow part. A hollow valve for an internal combustion engine, characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6439988U JPH01173305U (en) | 1988-05-18 | 1988-05-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6439988U JPH01173305U (en) | 1988-05-18 | 1988-05-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01173305U true JPH01173305U (en) | 1989-12-08 |
Family
ID=31289866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6439988U Pending JPH01173305U (en) | 1988-05-18 | 1988-05-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01173305U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014167694A1 (en) * | 2013-04-11 | 2014-10-16 | 日鍛バルブ株式会社 | Hollow poppet valve |
| US10119762B2 (en) | 2008-09-02 | 2018-11-06 | Gala Industries, Inc. | Dryer system with improved throughput |
| WO2019180806A1 (en) * | 2018-03-20 | 2019-09-26 | 日鍛バルブ株式会社 | Hollow exhaust poppet valve |
| WO2022195730A1 (en) * | 2021-03-16 | 2022-09-22 | フジオーゼックス株式会社 | Hollow engine valve and production method for same |
| 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 |
-
1988
- 1988-05-18 JP JP6439988U patent/JPH01173305U/ja active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10119762B2 (en) | 2008-09-02 | 2018-11-06 | Gala Industries, Inc. | Dryer system with improved throughput |
| WO2014167694A1 (en) * | 2013-04-11 | 2014-10-16 | 日鍛バルブ株式会社 | 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 |
| WO2019180806A1 (en) * | 2018-03-20 | 2019-09-26 | 日鍛バルブ株式会社 | Hollow exhaust 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 |
| WO2022195730A1 (en) * | 2021-03-16 | 2022-09-22 | フジオーゼックス株式会社 | Hollow engine valve and production method for same |
| US11982212B2 (en) | 2021-03-16 | 2024-05-14 | Fuji Oozx Inc. | Hollow engine valve and production method thereof |