Constant force spring hanger is a device which puts invariable tension on the thing it hangs in limited displacement.
恒力弹簧支吊架是一种在限定位移内对被支吊物施以恒定张力的装置。
The company provides electronic double-digital display tension spring, compression spring, torsion spring testing device, prijector, sclerometer, and salt spray tester.
电子双数显拉簧、压簧、扭簧测试仪器、投影仪、硬度计、盐雾测试机等。
The utility model relates to a novel force measuring mechanism for a double-engaging device, which is a force measuring device composed of a tension spring.
新型的双啮仪测力机构，是一种拉簧组成的测量力的设备。
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