Valve actuating apparatus for resting the operation of a valve in internal combustion engine

Patent · Tue Sep 23 04:00:00 EDT 1986

OSTI ID:5116341

Yoshizaki, K

A valve actuating apparatus is described for optionally resting the operation of a valve on an internal combustion engine having a swing rocker arm which is pivoted at one end to a rocker arm shaft and at another end bears against a valve stem of the valve. The engine has a rotatable cam which bears against the rocker arm at an intermediate portion thereof to swing the latter about the rocker arm shaft. The apparatus is applied to the rocker arm which comprises: a first arm having one end pivoted the rocker arm shaft and the other end extending toward the valve stem; a second arm having one end bearing against a valve stem and the other end extending toward the rocker arm shaft; a connecting pin carried by the two arms and extending in parallel to the rocker arm shaft for rotatable interconnecting the respective other ends of the two arms; and a locking pin carried by one of the two arms and engagable with the other of the two arms to selectively interconnect the two arms.

• Assignee: Toyota Jidosha Kabushiki Kaisha, Aichi
• Patent Number(s): US 4612887
• OSTI ID: 5116341
• Country of Publication: United States
• Language: English

Related Subjects

33 ADVANCED PROPULSION SYSTEMS
330100* -- Internal Combustion Engines
ACTUATORS
CONTROL EQUIPMENT
ENGINES
EQUIPMENT
FLOW REGULATORS
HEAT ENGINES
INTERNAL COMBUSTION ENGINES
MACHINE PARTS
MOTION
OPERATION
ROTATION
SHAFTS
VALVES