JPH01124006U - - Google Patents
Info
- Publication number
- JPH01124006U JPH01124006U JP1738288U JP1738288U JPH01124006U JP H01124006 U JPH01124006 U JP H01124006U JP 1738288 U JP1738288 U JP 1738288U JP 1738288 U JP1738288 U JP 1738288U JP H01124006 U JPH01124006 U JP H01124006U
- Authority
- JP
- Japan
- Prior art keywords
- tapepet
- tip
- outer diameter
- hypereutectic
- wear
- 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
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
Description
第１図は本考案に係るタペツトを鋳造する装置
の概念的縦断面図、第２図は第１図の鋳造装置に
よつて作られたタペツト鋳造品を機械加工して得
られるタペツト完成品の縦断面図である。
１０……タペツト、１２……チツプ、１４……
タペツト本体、２０……下型、２４……上型、２
６……加圧ピストン、３０……加圧装置、３２…
…入れ子、３４……加圧装置、３６……注湯装置
、３８……注湯口、４０……キヤビテイ。
Fig. 1 is a conceptual vertical cross-sectional view of a device for casting a tapepet according to the present invention, and Fig. 2 shows a finished tapepet product obtained by machining a tapepet cast product made by the casting device of Fig. 1. FIG. 10... Tappet, 12... Chip, 14...
Tappet body, 20...lower mold, 24...upper mold, 2
6... Pressure piston, 30... Pressure device, 32...
...Nest, 34...Pressure device, 36...Pouring device, 38...Pouring port, 40...Cavity.
Claims (1)
性セラミツクス又は焼結金属製のチツプを過共晶
Ａｌ―Ｓｉ合金からなるタペツト本体の底部に鋳
ぐるみ一体的に固着してなるものにおいて、上記
鋳ぐるみ鋳造時にチツプ外周のタペツト本体の外
径をチツプ上方のタペツト本体の外径より大きく
形成したことを特徴とするタペツト。 A chip made of wear-resistant ceramics or sintered metal that is in sliding contact with the valve drive cam and the push rod is integrally fixed to the bottom of a tapepet body made of a hypereutectic Al--Si alloy, in which the above-mentioned cast-instrument casting is performed. A tapepet characterized in that the outer diameter of the tapepet body on the outer periphery of the tip is larger than the outer diameter of the tapepet body above the tip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1738288U JPH01124006U (en) | 1988-02-12 | 1988-02-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1738288U JPH01124006U (en) | 1988-02-12 | 1988-02-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01124006U true JPH01124006U (en) | 1989-08-23 |
Family
ID=31231116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1738288U Pending JPH01124006U (en) | 1988-02-12 | 1988-02-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01124006U (en) |
-
1988
- 1988-02-12 JP JP1738288U patent/JPH01124006U/ja active Pending