JPH0361107U - - Google Patents
Info
- Publication number
- JPH0361107U JPH0361107U JP9153189U JP9153189U JPH0361107U JP H0361107 U JPH0361107 U JP H0361107U JP 9153189 U JP9153189 U JP 9153189U JP 9153189 U JP9153189 U JP 9153189U JP H0361107 U JPH0361107 U JP H0361107U
- Authority
- JP
- Japan
- Prior art keywords
- communication passage
- crankcase
- bearing
- engine according
- passage
- 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
- 238000010408 sweeping Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000002000 scavenging effect Effects 0.000 claims 1
Landscapes
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Description
第１図は本考案の１実施例の側断面図、第２図
は第１図の主要部分の断面説明図、第３図は他の
実施例の側断面図、第４図は従来例の側断面図で
ある。
１…クランクケース、３…クランク軸、９…シ
リンダー、２５…掃機構、２７…凹部、３１…連
通路、３３…逆止弁。
Fig. 1 is a side sectional view of one embodiment of the present invention, Fig. 2 is a sectional explanatory view of the main part of Fig. 1, Fig. 3 is a side sectional view of another embodiment, and Fig. 4 is a conventional example. FIG. DESCRIPTION OF SYMBOLS 1... Crank case, 3... Crankshaft, 9... Cylinder, 25... Sweeping mechanism, 27... Recessed part, 31... Communication path, 33... Check valve.
Claims (1)
向のクランク軸３を前記貫通部分において軸支す
る軸受５を備え、前記クランクケース１に装着す
る水平方向のシリンダー９の下部内面に前記クラ
ンクケース１内に連通する掃気構２５を備えたエ
ンジンにおいて、前記軸受５の周囲に形成された
凹部２７の底面または前記軸受５の下面に一端を
連通する連通路３１の他端を吸気通路に連通して
設けたことを特徴とする２サイクル竪型エンジン
。 (2) 前記連通路３１に逆止弁３３を設けてなる
請求項(1)記載の２サイクル竪型エンジン。 (3) 前記連通路３１の他端を、シリンダー９の
吸気口と気化器との間の吸気通路に連通してなる
請求項(1)，(2)記載の２サイクル竪型エンジン。 (4) 前記連通路３１の他端を、掃機構２５に連
通してなる請求項(1)，(2)記載の２サイクル竪型
エンジン。[Claims for Utility Model Registration] (1) A horizontal cylinder 9 that is attached to the crankcase 1 and includes a bearing 5 that pivotally supports the vertical crankshaft 3 that passes through the lower surface of the crankcase 1 at the penetrating portion. In an engine equipped with a scavenging mechanism 25 that communicates with the inside of the crankcase 1 on the lower inner surface of the engine, the communication passage 31 has one end communicating with the bottom surface of the recess 27 formed around the bearing 5 or the lower surface of the bearing 5. A two-stroke vertical engine characterized by having one end connected to the intake passage. (2) The two-stroke vertical engine according to claim (1), wherein a check valve 33 is provided in the communication passage 31. (3) The two-stroke vertical engine according to claims (1) and (2), wherein the other end of the communication passage 31 is connected to an intake passage between the intake port of the cylinder 9 and the carburetor. (4) The two-stroke vertical engine according to claims (1) and (2), wherein the other end of the communication passage 31 is in communication with the sweeping mechanism 25.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989091531U JP2509844Y2 (en) | 1989-06-09 | 1989-08-04 | 2-cycle vertical engine |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6671889 | 1989-06-09 | ||
| JP1-66718 | 1989-06-09 | ||
| JP1989091531U JP2509844Y2 (en) | 1989-06-09 | 1989-08-04 | 2-cycle vertical engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0361107U true JPH0361107U (en) | 1991-06-14 |
| JP2509844Y2 JP2509844Y2 (en) | 1996-09-04 |
Family
ID=31718339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989091531U Expired - Lifetime JP2509844Y2 (en) | 1989-06-09 | 1989-08-04 | 2-cycle vertical engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2509844Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5018839U (en) * | 1973-06-19 | 1975-03-03 | ||
| JPS5072828U (en) * | 1973-11-08 | 1975-06-26 | ||
| JPS56118513A (en) * | 1980-02-22 | 1981-09-17 | Sanshin Ind Co Ltd | Accelerating fuel supply device for two-cycle engine |
-
1989
- 1989-08-04 JP JP1989091531U patent/JP2509844Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5018839U (en) * | 1973-06-19 | 1975-03-03 | ||
| JPS5072828U (en) * | 1973-11-08 | 1975-06-26 | ||
| JPS56118513A (en) * | 1980-02-22 | 1981-09-17 | Sanshin Ind Co Ltd | Accelerating fuel supply device for two-cycle engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2509844Y2 (en) | 1996-09-04 |