คุณลักษณะ

• The reaction force of the spring allows the heavy upper lid to be lifted lightly (power assist function).
• Damper is included to prevent the top lid from closing suddenly (Soft closing function, damper effective angle of about 30° or more)
• The built-in torsion spring and damper are used together to make the movement very smooth when opening.
• Heavy upper lid such as environmental equipment and test equipment