1. I want to buy a spring balance.

2. Qingdao Where can I buy a spring balance?

3. After adjusting and installing with the spring balance bring 20 - 40N (as illustrated in figure 3) to bear on bolt hole in the small gear hub, the flange should be able to turn.

4. This paper proposes a new spring balance structure used for the robot arm.

5. This paper proposes a new spring balance structure used for the robot arm. It has been proved to be of many characteristics, such as simple structure, well balance effect and so on.

6. The improved Jolly spring balance has the advantages of beautiful shape, easy for adjusting, good stability and high precision.

7. Coefficient of linear expansion of metal and density of liquid are measured by the experiment device which is composed of AC bridge and Joly spring balance.

8. The quick trunk injector comprises a reservoir pressure-meter, a spring balance, a transfusion pipe, a liquid valve, an air pinhead and a switch.