JPS6210212U

JPS6210212U -

Info

Publication number: JPS6210212U
Application number: JP10252485U
Authority: JP
Priority date: 1985-07-05
Filing date: 1985-07-05
Publication date: 1987-01-22

Description

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

図面は本考案の一実施例に係り、第１図はエン
ジンのカムシヤフト部分の断面図、第２図は第１
図の−断面図、第３図はリリースレバーの斜
視図、第４図は第１図の−断面図、第５図は
リリースレバャの動作状態を示ん第４図に相当す
る断面図である。２……カムシヤフト、６ａ……（吸気用）カム
、６ｂ……（排気用）カム、７……カムギヤ、７
ａ……内径面、７ｂ……（カムギヤ７に形成され
た）溝、９……（カムシヤフト２に形成された）
溝、１１……軸受部材、１２……リリースレバー
、１２ａ……軸部、１３……フライウエイト、１
４……カム。 The drawings relate to one embodiment of the present invention, and FIG. 1 is a cross-sectional view of the camshaft portion of the engine, and FIG.
FIG. 3 is a perspective view of the release lever, FIG. 4 is a cross-sectional view of FIG. 1, and FIG. 5 is a sectional view corresponding to FIG. 4 showing the operating state of the release lever. 2...Camshaft, 6a...(Intake) cam, 6b...(Exhaust) cam, 7...Cam gear, 7
a... Inner diameter surface, 7b... Groove (formed on cam gear 7), 9... (formed on camshaft 2)
Groove, 11...Bearing member, 12...Release lever, 12a...Shaft portion, 13...Fly weight, 1
4...Cam.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

カムシヤフトに溝が形成され、またこのカムシ
ヤフトに軸装されるカムギヤの内径面の上記溝に
対向する部分に他の溝が形成されており、この両
溝にキー兼用の軸受部材が装着され、さらにこの
軸受部材に、遠心力にて拡開するフライウエイト
とこのフライウエイトの拡開動作にて吸気弁と排
気弁の少なくとも一方を開閉動作させるカムとを
有するリリースレバーの軸部が支承されているこ
とを特徴とするエンジンの遠心式デコンプ装置。 A groove is formed in the camshaft, and another groove is formed in the inner diameter surface of the cam gear mounted on the camshaft in a portion opposite to the groove, and a bearing member that also serves as a key is attached to both grooves. This bearing member supports a shaft portion of a release lever that has a flyweight that expands due to centrifugal force and a cam that opens and closes at least one of an intake valve and an exhaust valve by the expansion action of the flyweight. An engine centrifugal decompression device characterized by: