Title:
ENGINE CAMCHAIN TENSIONER
Document Type and Number:
Japanese Patent JPS5612007
Kind Code:
A
Abstract:
PURPOSE:To prevent power loss by pressing a cam chain under specified pressure during low and high temperature of an engine. CONSTITUTION:An intake air camshaft 6 and an exhaust air camshaft 7 are actuated by a sprocket wheel 2 installed in a crank axle 1 of an engine E and by a cam chain 3 engaged to sprocket wheels 4 and 5. The back of a cam chain guide 8 is provided with a leaf spring 9 having a space C. The cam chain guide 8 is brought into pressure contact with the leaf spring 9 by a tensioner rod having a rubber 13 and coil spring 14. Being pressed under specified pressure, the cam chain 3 reduces power loss at low and high temperature of the engine.
Inventors:
MIZUTANI MASASHI
YAMADA SEIICHIROU
YAMADA SEIICHIROU
Application Number:
JP8663379A
Publication Date:
February 05, 1981
Filing Date:
July 09, 1979
Export Citation:
Assignee:
YAMAHA MOTOR CO LTD
International Classes:
F01L1/02; F01L1/12; F01L1/34; (IPC1-7): F01L1/12; F01L1/34
Domestic Patent References:
| JP54045881B |