JPH031205U - - Google Patents
Info
- Publication number
- JPH031205U JPH031205U JP6103789U JP6103789U JPH031205U JP H031205 U JPH031205 U JP H031205U JP 6103789 U JP6103789 U JP 6103789U JP 6103789 U JP6103789 U JP 6103789U JP H031205 U JPH031205 U JP H031205U
- Authority
- JP
- Japan
- Prior art keywords
- reinforcing fibers
- valve
- intake valve
- fiber
- internal combustion
- 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
- 239000012783 reinforcing fiber Substances 0.000 claims description 10
- 238000002485 combustion reaction Methods 0.000 claims description 7
- 229910001234 light alloy Inorganic materials 0.000 claims 6
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
Landscapes
- Manufacture Of Alloys Or Alloy Compounds (AREA)
Description
第１図は内燃機関の縦断正面図、第２図は吸気
弁の正面図、第３図は吸気弁の製造工程説明図で
あり、第３図ｄは第３図ｃのｄ矢示部の拡大図、
第４図は他の吸気弁の説明図、第５図は第４図の
吸気弁を得るための粗成形体の説明図である。
θ１，θ２……平均配向角、ｗ……炭化ケイ素
ウイスカ（強化用繊維）、１０１，１０２……吸
気弁、２０……弁頭、２１……弁棒。
Fig. 1 is a longitudinal sectional front view of the internal combustion engine, Fig. 2 is a front view of the intake valve, Fig. 3 is an explanatory diagram of the manufacturing process of the intake valve, and Fig. 3d is a section indicated by arrow d in Fig. 3c. Enlarged view,
FIG. 4 is an explanatory diagram of another intake valve, and FIG. 5 is an explanatory diagram of a rough molded body for obtaining the intake valve of FIG. 4. θ 1 , θ 2 ... average orientation angle, w ... silicon carbide whisker (reinforcing fiber), 10 1 , 10 2 ... intake valve, 20 ... valve head, 21 ... valve stem.
Claims (1)
用繊維により強化した内燃機関用繊維強化軽合金
製吸気弁において、前記弁頭に存する強化用繊維
の平均アスペクト比を大に、また前記弁棒に存す
る強化用繊維の平均アスペクト比を、前記弁頭に
存する強化用繊維の平均アスペクト比よりも小に
それぞれ設定したことを特徴とする、内燃機関用
繊維強化軽合金製吸気弁。 (2) 前記弁頭に存する強化用繊維の平均アスペ
クト比は５０以下であり、また前記弁棒に存する
強化用繊維の平均アスペクト比は１５以下である
、第(1)項記載の内燃機関用繊維強化軽合金製吸
気弁。 (3) 前記弁棒に存する強化用繊維の平均配向角
を、吸気弁軸線に対し±３０°以下に設定した、
第(1)または第(2)項記載の内燃機関用繊維強化軽
合金製吸気弁。 (4) 前記弁頭に存する強化用繊維の平均配向角
を、前記吸気弁軸線に対し±６０°以下に設定し
た、第(1)、第(2)または第(3)項記載の内燃機関
用繊維強化軽合金製吸気弁。 (5) 前記弁頭に存する強化用繊維をランダムに
配向させた、第(1)、第(2)または第(3)項記載の
内燃機関用繊維強化軽合金製吸気弁。[Claims for Utility Model Registration] (1) A fiber-reinforced light alloy intake valve for internal combustion engines in which a valve head and a valve stem connected to the valve head are reinforced with reinforcing fibers, wherein The average aspect ratio of the reinforcing fibers is set to be large, and the average aspect ratio of the reinforcing fibers in the valve stem is set to be smaller than the average aspect ratio of the reinforcing fibers in the valve head. , fiber-reinforced light alloy intake valve for internal combustion engines. (2) The internal combustion engine according to item (1), wherein the average aspect ratio of the reinforcing fibers present in the valve head is 50 or less, and the average aspect ratio of the reinforcing fibers present in the valve stem is 15 or less. Intake valve made of fiber-reinforced light alloy. (3) the average orientation angle of the reinforcing fibers present in the valve stem is set to ±30° or less with respect to the intake valve axis;
The fiber-reinforced light alloy intake valve for internal combustion engines according to item (1) or (2). (4) The internal combustion engine according to paragraph (1), (2), or (3), wherein the average orientation angle of the reinforcing fibers present in the valve head is set to ±60° or less with respect to the intake valve axis. Intake valve made of fiber-reinforced light alloy. (5) The fiber-reinforced light alloy intake valve for an internal combustion engine according to item (1), item (2), or item (3), wherein the reinforcing fibers present in the valve head are randomly oriented.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6103789U JPH031205U (en) | 1989-05-26 | 1989-05-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6103789U JPH031205U (en) | 1989-05-26 | 1989-05-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH031205U true JPH031205U (en) | 1991-01-09 |
Family
ID=31588929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6103789U Pending JPH031205U (en) | 1989-05-26 | 1989-05-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH031205U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003133135A (en) * | 2001-10-23 | 2003-05-09 | Murata Mfg Co Ltd | Coil part |
-
1989
- 1989-05-26 JP JP6103789U patent/JPH031205U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003133135A (en) * | 2001-10-23 | 2003-05-09 | Murata Mfg Co Ltd | Coil part |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH02115924U (en) | ||
| JPH031205U (en) | ||
| JPH0199905U (en) | ||
| JPS6449604U (en) | ||
| JPS60188805U (en) | Cylinder head for internal combustion engine | |
| JPH027351U (en) | ||
| JPS63164523U (en) | ||
| JPH0212008U (en) | ||
| JPS61130704U (en) | ||
| JPS63121768U (en) | ||
| JPS61113946U (en) | ||
| JPH024954U (en) | ||
| JPS61116108U (en) | ||
| JPS6063013U (en) | Internal combustion engine intake and exhaust valves | |
| JPH0276162U (en) | ||
| JPS62162313U (en) | ||
| JPH0356054U (en) | ||
| JPH02124261U (en) | ||
| JPH0359461U (en) | ||
| JPH02127735U (en) | ||
| JPH0272354U (en) | ||
| JPS61139308U (en) | ||
| JPS63184662U (en) | ||
| JPS62132203U (en) | ||
| JPS61150520U (en) |