Constant Force Spring

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Teng Yao manufactures constant force springs for various application, such as monitors, electricalfans, air tools, bushing, spool, and more. With over 30 years experiences in spring products, the constant force springs manufactured by Teng Yao are in superior quality and widely used in variuos products and industries. Designing constant force spring is a sophisticated process, so we employ experienced engineers and purchase state-of-the-art software and equipment to develop new products. Clients' demanding requirements are the motivations to perfect the constant force spring products.

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The constant force spring can be used to counterbalance items, such as monitors.

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Teng Yao is a highly professional manufacturer in all style of Constant Force Spring, for over 30 yeas in spring business.


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For over 30 years, Teng Yao has been producing constant force springs for the air tools with the finest quality, service and the best prices

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Teng Yaos' product line of Constant Force Spring provides buyers variety choices as well as low prices and excellent services.


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The constant force spring can be installed in several ways. The spring is often mounted on a bushing or a spool for tension applications.

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Teng Yao's constant force springs offer high force output with small space requirements.


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Constant force brush spring, single coil & twin coils spiral brush spring are variously used for electric motors. Our highly skilled engineering department can assist you with your design needs.

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Our single and double coil constant force spring for air tools are your best choice.

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