JPS61152713U

JPS61152713U -

Info

Publication number: JPS61152713U
Application number: JP3539885U
Authority: JP
Priority date: 1985-03-14
Filing date: 1985-03-14
Publication date: 1986-09-20
Also published as: JPH025051Y2

Description

[Brief explanation of the drawing]

第１図は本考案の実施例の正面断面図、第２図
は第１図Ａ―Ａ線による断面図、第３図は第２図
Ｂ―Ｂ線による断面図、第４図は別の実施例の要
部を示す正面断面図、第５図はその斜視図、第６
図はさらに別の実施例の要部を示す正面断面図、
第７図は従来例の正面断面図、第８図はそのＣ―
Ｃ線による断面図である。１…吸気管、２…コントロールバルブ、３…ロ
ツカー室、４…パイプ、５…エヤクリーナ、６…
パイプ、７…クランクケース、８…ブロツク、９
…ヘツド、２１…新気導入管、２２…混合気導出
管、２３…ロツカーカバー、２４…バルブ駆動機
構、２５…ヘツド、２６…ロツカーシヤフトブラ
ケツト、２７…ロツカーブラケツトボルト、２８
…ロツカーアーム、２９，２９ａ，２９ｂ…ロツ
カーシヤフト、３０…バルブ調整スクリユー、３
１…プツシユロツド、３２…バルブ、３３…仕切
板、３４ａ，３４ｂ…区画室、３５…仕切溝、３
６…仕切溝、３７…クランクケース、３８，３９
…連通路、４１…仕切壁、４２…シール部材。 Fig. 1 is a front sectional view of the embodiment of the present invention, Fig. 2 is a sectional view taken along line AA in Fig. 1, Fig. 3 is a sectional view taken along line B-B in Fig. 2, and Fig. 4 is a sectional view taken along line AA in Fig. 1. A front sectional view showing the main parts of the embodiment, FIG. 5 is a perspective view thereof, and FIG.
The figure is a front sectional view showing the main parts of yet another embodiment;
Figure 7 is a front sectional view of the conventional example, and Figure 8 is its C-
It is a sectional view taken along the C line. 1...Intake pipe, 2...Control valve, 3...Locker chamber, 4...Pipe, 5...Air cleaner, 6...
Pipe, 7...Crankcase, 8...Block, 9
...Head, 21... Fresh air introduction pipe, 22... Mixture outlet pipe, 23... Rocker cover, 24... Valve drive mechanism, 25... Head, 26... Rocker shaft bracket, 27... Rocker bracket bolt, 28
...Rotsuker arm, 29, 29a, 29b...Rotsuker shaft, 30...Valve adjustment screw, 3
DESCRIPTION OF SYMBOLS 1... Push rod, 32... Valve, 33... Partition plate, 34a, 34b... Compartment chamber, 35... Partition groove, 3
6... Partition groove, 37... Crank case, 38, 39
...Communication path, 41...Partition wall, 42...Seal member.

補正昭６０．５．８実用新案登録請求の範囲を次のように補正する
。Amendment May 8, 1980 The scope of claims for utility model registration is amended as follows.

【実用新案登録請求の範囲】 (1) エアクリーナーと連通する新気導入管と、
混合気導出管とを機関のロツカー室に接続した内
燃機関のブローバイガス還元装置において、前記ロツカー室内に仕切部材を設け、該ロツカ
ー室を前記新気導入管と連通する区画室と、前記
混合気導出管と連通する区画室とに仕切つたこと
を特徴とする、ブローバイガス還元装置。 (2) 前記ロツカー室は機関のヘツドと、その上
方に設けたロツカーカバーとにより形成されてい
るものである実用新案登録請求の範囲第１項記載
のブローバイガス還元装置。 (3) 前記仕切部材は、板体または壁体からなる
ものであつて、前記ヘツドの上端面及び／又は前
記ロツカーカバーの内面に固定されているもので
ある実用新案登録請求の範囲第２項記載のブロー
バイガス還元装置。 (4) 前記仕切部材は、前記ロツカー室を密封状
態で前記２つの区画室に区画しうるものである実
用新案登録請求の範囲第１〜３項のいずれか一つ
の項記載のブローバイガス還元装置。 (5) 前記仕切部材は、前記ヘツドと一体に形成
されロツカーシヤフトブラケツトを兼ねている壁
体であつて、その周縁に弾性材料を設けたもので
ある実用新案登録請求の範囲第４項記載のブロー
バイガス還元装置。[Scope of claim for utility model registration] (1) A fresh air introduction pipe communicating with an air cleaner,
In a blow-by gas reduction device for an internal combustion engine in which a mixture outlet pipe is connected to a rocker chamber of the engine, a partition member is provided in the rocker chamber, and a partitioned chamber that communicates the rocker chamber with the fresh air introduction pipe; A blow-by gas reduction device characterized by being partitioned into a compartment chamber communicating with an outlet pipe. (2) The blow-by gas reduction device according to claim 1, wherein the rocker chamber is formed by a head of the engine and a rocker cover provided above the head of the engine. (3) The partition member is made of a plate or a wall, and is fixed to the upper end surface of the head and/or the inner surface of the rocker cover. blow-by gas reduction equipment. (4) The blow-by gas reduction device according to any one of claims 1 to 3, wherein the partition member is capable of partitioning the rocker chamber into the two compartments in a sealed state. . (5) The partition member is a wall body that is formed integrally with the head and also serves as a rocker shaft bracket, and an elastic material is provided on the periphery of the wall body, as described in claim 4 of the utility model registration claim. blow-by gas reduction equipment.

Claims

[Scope of claim for utility model registration] (1) A fresh air introduction pipe communicating with the air cleaner,
In a blow-by gas reduction device for an internal combustion engine in which a mixture outlet pipe is connected to a rocker chamber of the engine, a partition member is provided in the rocker chamber, and a partitioned chamber that communicates the rocker chamber with the fresh air introduction pipe; A blow-by gas reduction device characterized by being partitioned into a compartment chamber communicating with an outlet pipe. (2) The blow-by gas reduction device according to claim 1, wherein the rocker chamber is formed by a head of the engine and a rocker cover provided above the head of the engine. (3) The partition member is made of a plate or a wall, and is fixed to the upper end surface of the head and/or the inner surface of the rocker bar.Claim 2 of the Utility Model Registration Claim. The blow-by gas reduction device described. (4) The blow-by gas reduction device according to any one of claims 1 to 3, wherein the partition member is capable of partitioning the rocker chamber into the two compartments in a sealed state. . (5) The partition member is a wall body that is formed integrally with the head and also serves as a rocker shaft bracket, and an elastic material is provided on the periphery of the wall body, as described in claim 4 of the utility model registration claim. blow-by gas reduction equipment.