JPS62195627U - - Google Patents

Info

Publication number
JPS62195627U
JPS62195627U JP8178086U JP8178086U JPS62195627U JP S62195627 U JPS62195627 U JP S62195627U JP 8178086 U JP8178086 U JP 8178086U JP 8178086 U JP8178086 U JP 8178086U JP S62195627 U JPS62195627 U JP S62195627U
Authority
JP
Japan
Prior art keywords
hole
piston
scavenging
exhaust hole
stroke engine
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
Application number
JP8178086U
Other languages
Japanese (ja)
Other versions
JPH0441223Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1986081780U priority Critical patent/JPH0441223Y2/ja
Publication of JPS62195627U publication Critical patent/JPS62195627U/ja
Application granted granted Critical
Publication of JPH0441223Y2 publication Critical patent/JPH0441223Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Cylinder Crankcases Of Internal Combustion Engines (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１〜４図は本考案の実施例で第１図はエンジ
ン本体の正面断面図、第２図、第３図はそれぞれ
掃気孔、排気孔、吸気孔の位置を示すための平面
及び側面からの断面図、第４図は本考案による掃
排気の説明図、第５図は従来例の第４図応当図、
第６〜８図は従来例で第６図は第１図応当図、第
７図は第２図応当図、第８図は第３図応当図であ
る。 ３……ピストン、１１……排気孔、１２……掃
気孔、３１……ピストン頂部の凹み。 Figures 1 to 4 are examples of the present invention. Figure 1 is a front sectional view of the engine body, Figures 2 and 3 are plane and side views showing the positions of the scavenging hole, exhaust hole, and intake hole, respectively. FIG. 4 is an explanatory diagram of scavenging and exhausting according to the present invention, FIG. 5 is a diagram corresponding to FIG. 4 of the conventional example,
6 to 8 are conventional examples; FIG. 6 corresponds to FIG. 1, FIG. 7 corresponds to FIG. 2, and FIG. 8 corresponds to FIG. 3. 3... Piston, 11... Exhaust hole, 12... Scavenging hole, 31... Recess at the top of the piston.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] シリンダのまわりに掃気孔と排気孔を持ち、該
掃排気孔をピストンの上下移動によつて開閉する
クランクケース圧縮式の２サイクルエンジンにお
いて、掃気孔に対する排気孔の位置を低下せしめ
るとともに、ピストン頂部の形状を排気孔側の方
が掃気孔側よりピストンの軸方向に凹んだ形状と
したことを特徴とする小型２サイクルエンジン。 In a crankcase compression two-stroke engine that has a scavenging hole and an exhaust hole around the cylinder, and opens and closes the scavenging hole by moving the piston up and down, the position of the exhaust hole is lowered relative to the scavenging hole, and the top of the piston is A small two-stroke engine characterized in that the exhaust hole side is more concave in the axial direction of the piston than the scavenging hole side.
JP1986081780U 1986-05-31 1986-05-31 Expired JPH0441223Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986081780U JPH0441223Y2 (en) 1986-05-31 1986-05-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986081780U JPH0441223Y2 (en) 1986-05-31 1986-05-31

Publications (2)

Publication Number Publication Date
JPS62195627U true JPS62195627U (en) 1987-12-12
JPH0441223Y2 JPH0441223Y2 (en) 1992-09-28

Family

ID=30933827

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986081780U Expired JPH0441223Y2 (en) 1986-05-31 1986-05-31

Country Status (1)

Country Link
JP (1) JPH0441223Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013164010A (en) * 2012-02-10 2013-08-22 Makita Corp Two-stroke engine

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54116519A (en) * 1977-07-21 1979-09-10 Piaggio & C Spa Twoostroke engine

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54116519A (en) * 1977-07-21 1979-09-10 Piaggio & C Spa Twoostroke engine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013164010A (en) * 2012-02-10 2013-08-22 Makita Corp Two-stroke engine

Also Published As

Publication number Publication date
JPH0441223Y2 (en) 1992-09-28

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