Easy openingPower-assist motion
This mechanism helps open heavy doors or lids.
Examples
Used for these applications
Ideal for a large sized analysing device and enables a heavy flap to be opened using little power.
Anyone can easily handle it with one hand - neither the opening nor closing operation will burden users.
Product(s)
Lift assist hinge HG-PA200
Heavy duty spring loaded lid stay S-AT02W
Stainless steel lift assist hinge HG-JH210
Watch video
Mechanism
Reaction force assists lid opening
![Compression spring](/motion-design-tech/images/powerassist/powerassist_m01.gif)
Compression spring
Reaction force is generated when a compression spring returns to original position.
![Torsion spring](/motion-design-tech/images/powerassist/powerassist_m02.gif)
Torsion spring
Reaction force is generated when a torsion spring returns to original position.
![A lid can be opened with little operating force by using a suitable spring.](/motion-design-tech/images/powerassist/chara_ishigaya_01.png)