Q: An engine valve mechanism is shown in the figure below. The valve opens and closes from camshaft and follower to arm. The forces on spring are between (100N) to (250N) and applied many times. Design the squared arm if a reliability of (0.9) is required. Stress concentration factor is (1.65). -100 mm -120 mm- Arm Spring Frame Frame Follower - Cam Valve Roller- seat Valve Camshaft

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Q: An engine valve mechanism is shown in the figure below. The valve opens and
closes from camshaft and follower to am. The forces on spring are between (100N)
to (250N) and applied many times.
Design the squared arm if a reliability of (0.9) is required. Stress concentration factor
is (1.65).
100 mm
-120 mm-
-Arm
Spring
Frame
-Frame
Follower -
Cam
Valve
Roller -
seat
Valve
-Camshaft
Transcribed Image Text:Q: An engine valve mechanism is shown in the figure below. The valve opens and closes from camshaft and follower to am. The forces on spring are between (100N) to (250N) and applied many times. Design the squared arm if a reliability of (0.9) is required. Stress concentration factor is (1.65). 100 mm -120 mm- -Arm Spring Frame -Frame Follower - Cam Valve Roller - seat Valve -Camshaft
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